Integration test: Fix yaml parser and crash on failure (#1423)

* Fix yaml parser and crash on failure

* Log response in case of ResponseError

* Updated cleanup

* Updated skip list

* Updated skip list

* Updated skip list

.ci/test-matrix.yml

@@ -1,12 +1,11 @@
 ---
 STACK_VERSION:
-  - 7.x-SNAPSHOT
+  - 7.12.0-SNAPSHOT
 
 NODE_JS_VERSION:
   - 14
   - 12
   - 10
-  - 8
 
 TEST_SUITE:
   - free

.github/workflows/nodejs.yml

@@ -40,31 +40,6 @@ jobs:
       run: |
         npm run test:types
 
-  test-node-v8:
-    name: Test
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      matrix:
-        node-version: [8.x]
-        os: [ubuntu-latest, windows-latest, macOS-latest]
-
-    steps:
-    - uses: actions/checkout@v2
-
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
-      with:
-        node-version: ${{ matrix.node-version }}
-
-    - name: Install
-      run: |
-        npm install
-
-    - name: Test
-      run: |
-        npm run test:node8
-
   helpers-integration-test:
     name: Helpers integration test
     runs-on: ubuntu-latest
@@ -86,7 +61,7 @@ jobs:
     - name: Runs Elasticsearch
       uses: elastic/elastic-github-actions/elasticsearch@master
       with:
-        stack-version: 7.x-SNAPSHOT
+        stack-version: 7.12.0-SNAPSHOT
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v1

.gitignore

@@ -60,3 +60,4 @@ test/benchmarks/macro/fixtures/*
 .cache
 
 test/bundlers/**/bundle.js
+test/bundlers/parcel-test/.parcel-cache

README.md

@@ -28,7 +28,7 @@ npm install @elastic/elasticsearch
 
 ### Node.js support
 
-NOTE: The minimum supported version of Node.js is `v8`.
+NOTE: The minimum supported version of Node.js is `v10`.
 
 The client versioning follows the Elastc Stack versioning, this means that
 major, minor, and patch releases are done following a precise schedule that

api/api/async_search.js

@@ -23,8 +23,8 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['pretty', 'human', 'error_trace', 'source', 'filter_path', 'wait_for_completion_timeout', 'keep_alive', 'typed_keys', 'keep_on_completion', 'batched_reduce_size', 'request_cache', 'analyzer', 'analyze_wildcard', 'default_operator', 'df', 'explain', 'stored_fields', 'docvalue_fields', 'from', 'ignore_unavailable', 'ignore_throttled', 'allow_no_indices', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'search_type', 'size', 'sort', '_source', '_source_excludes', '_source_includes', 'terminate_after', 'stats', 'suggest_field', 'suggest_mode', 'suggest_size', 'suggest_text', 'timeout', 'track_scores', 'track_total_hits', 'allow_partial_search_results', 'version', 'seq_no_primary_term', 'max_concurrent_shard_requests']
-const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path', waitForCompletionTimeout: 'wait_for_completion_timeout', keepAlive: 'keep_alive', typedKeys: 'typed_keys', keepOnCompletion: 'keep_on_completion', batchedReduceSize: 'batched_reduce_size', requestCache: 'request_cache', analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', storedFields: 'stored_fields', docvalueFields: 'docvalue_fields', ignoreUnavailable: 'ignore_unavailable', ignoreThrottled: 'ignore_throttled', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', terminateAfter: 'terminate_after', suggestField: 'suggest_field', suggestMode: 'suggest_mode', suggestSize: 'suggest_size', suggestText: 'suggest_text', trackScores: 'track_scores', trackTotalHits: 'track_total_hits', allowPartialSearchResults: 'allow_partial_search_results', seqNoPrimaryTerm: 'seq_no_primary_term', maxConcurrentShardRequests: 'max_concurrent_shard_requests' }
+const acceptedQuerystring = ['pretty', 'human', 'error_trace', 'source', 'filter_path', 'wait_for_completion_timeout', 'keep_alive', 'typed_keys', 'keep_on_completion', 'batched_reduce_size', 'request_cache', 'analyzer', 'analyze_wildcard', 'default_operator', 'df', 'explain', 'stored_fields', 'docvalue_fields', 'from', 'ignore_unavailable', 'ignore_throttled', 'allow_no_indices', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'search_type', 'size', 'sort', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'terminate_after', 'stats', 'suggest_field', 'suggest_mode', 'suggest_size', 'suggest_text', 'timeout', 'track_scores', 'track_total_hits', 'allow_partial_search_results', 'version', 'seq_no_primary_term', 'max_concurrent_shard_requests']
+const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path', waitForCompletionTimeout: 'wait_for_completion_timeout', keepAlive: 'keep_alive', typedKeys: 'typed_keys', keepOnCompletion: 'keep_on_completion', batchedReduceSize: 'batched_reduce_size', requestCache: 'request_cache', analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', storedFields: 'stored_fields', docvalueFields: 'docvalue_fields', ignoreUnavailable: 'ignore_unavailable', ignoreThrottled: 'ignore_throttled', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', terminateAfter: 'terminate_after', suggestField: 'suggest_field', suggestMode: 'suggest_mode', suggestSize: 'suggest_size', suggestText: 'suggest_text', trackScores: 'track_scores', trackTotalHits: 'track_total_hits', allowPartialSearchResults: 'allow_partial_search_results', seqNoPrimaryTerm: 'seq_no_primary_term', maxConcurrentShardRequests: 'max_concurrent_shard_requests' }
 
 function AsyncSearchApi (transport, ConfigurationError) {
   this.transport = transport
@@ -35,15 +35,15 @@ AsyncSearchApi.prototype.delete = function asyncSearchDeleteApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_async_search' + '/' + encodeURIComponent(id)
 
@@ -62,15 +62,15 @@ AsyncSearchApi.prototype.get = function asyncSearchGetApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_async_search' + '/' + encodeURIComponent(id)
 
@@ -89,15 +89,15 @@ AsyncSearchApi.prototype.status = function asyncSearchStatusApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_async_search' + '/' + 'status' + '/' + encodeURIComponent(id)
 
@@ -115,10 +115,10 @@ AsyncSearchApi.prototype.status = function asyncSearchStatusApi (params, options
 AsyncSearchApi.prototype.submit = function asyncSearchSubmitApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_async_search'

api/api/autoscaling.js

@@ -35,15 +35,15 @@ AutoscalingApi.prototype.deleteAutoscalingPolicy = function autoscalingDeleteAut
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_autoscaling' + '/' + 'policy' + '/' + encodeURIComponent(name)
 
@@ -61,10 +61,10 @@ AutoscalingApi.prototype.deleteAutoscalingPolicy = function autoscalingDeleteAut
 AutoscalingApi.prototype.getAutoscalingCapacity = function autoscalingGetAutoscalingCapacityApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_autoscaling' + '/' + 'capacity'
 
@@ -83,15 +83,15 @@ AutoscalingApi.prototype.getAutoscalingPolicy = function autoscalingGetAutoscali
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_autoscaling' + '/' + 'policy' + '/' + encodeURIComponent(name)
 
@@ -110,19 +110,19 @@ AutoscalingApi.prototype.putAutoscalingPolicy = function autoscalingPutAutoscali
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_autoscaling' + '/' + 'policy' + '/' + encodeURIComponent(name)
 

api/api/bulk.js

@@ -23,28 +23,28 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['wait_for_active_shards', 'refresh', 'routing', 'timeout', 'type', '_source', '_source_excludes', '_source_includes', 'pipeline', 'require_alias', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { waitForActiveShards: 'wait_for_active_shards', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', requireAlias: 'require_alias', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['wait_for_active_shards', 'refresh', 'routing', 'timeout', 'type', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'pipeline', 'require_alias', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { waitForActiveShards: 'wait_for_active_shards', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', requireAlias: 'require_alias', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function bulkApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_bulk'

api/api/cat.js

@@ -34,10 +34,10 @@ function CatApi (transport, ConfigurationError) {
 CatApi.prototype.aliases = function catAliasesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'aliases' + '/' + encodeURIComponent(name)
@@ -60,10 +60,10 @@ CatApi.prototype.aliases = function catAliasesApi (params, options, callback) {
 CatApi.prototype.allocation = function catAllocationApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, ...querystring } = params
+  let { method, body, nodeId, node_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'allocation' + '/' + encodeURIComponent(node_id || nodeId)
@@ -86,10 +86,10 @@ CatApi.prototype.allocation = function catAllocationApi (params, options, callba
 CatApi.prototype.count = function catCountApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'count' + '/' + encodeURIComponent(index)
@@ -112,10 +112,10 @@ CatApi.prototype.count = function catCountApi (params, options, callback) {
 CatApi.prototype.fielddata = function catFielddataApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, fields, ...querystring } = params
+  let { method, body, fields, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((fields) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'fielddata' + '/' + encodeURIComponent(fields)
@@ -138,10 +138,10 @@ CatApi.prototype.fielddata = function catFielddataApi (params, options, callback
 CatApi.prototype.health = function catHealthApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'health'
 
@@ -159,10 +159,10 @@ CatApi.prototype.health = function catHealthApi (params, options, callback) {
 CatApi.prototype.help = function catHelpApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat'
 
@@ -180,10 +180,10 @@ CatApi.prototype.help = function catHelpApi (params, options, callback) {
 CatApi.prototype.indices = function catIndicesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'indices' + '/' + encodeURIComponent(index)
@@ -206,10 +206,10 @@ CatApi.prototype.indices = function catIndicesApi (params, options, callback) {
 CatApi.prototype.master = function catMasterApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'master'
 
@@ -227,10 +227,10 @@ CatApi.prototype.master = function catMasterApi (params, options, callback) {
 CatApi.prototype.nodeattrs = function catNodeattrsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'nodeattrs'
 
@@ -248,10 +248,10 @@ CatApi.prototype.nodeattrs = function catNodeattrsApi (params, options, callback
 CatApi.prototype.nodes = function catNodesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'nodes'
 
@@ -269,10 +269,10 @@ CatApi.prototype.nodes = function catNodesApi (params, options, callback) {
 CatApi.prototype.pendingTasks = function catPendingTasksApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'pending_tasks'
 
@@ -290,10 +290,10 @@ CatApi.prototype.pendingTasks = function catPendingTasksApi (params, options, ca
 CatApi.prototype.plugins = function catPluginsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'plugins'
 
@@ -311,10 +311,10 @@ CatApi.prototype.plugins = function catPluginsApi (params, options, callback) {
 CatApi.prototype.recovery = function catRecoveryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'recovery' + '/' + encodeURIComponent(index)
@@ -337,10 +337,10 @@ CatApi.prototype.recovery = function catRecoveryApi (params, options, callback)
 CatApi.prototype.repositories = function catRepositoriesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'repositories'
 
@@ -358,10 +358,10 @@ CatApi.prototype.repositories = function catRepositoriesApi (params, options, ca
 CatApi.prototype.segments = function catSegmentsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'segments' + '/' + encodeURIComponent(index)
@@ -384,10 +384,10 @@ CatApi.prototype.segments = function catSegmentsApi (params, options, callback)
 CatApi.prototype.shards = function catShardsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'shards' + '/' + encodeURIComponent(index)
@@ -410,10 +410,10 @@ CatApi.prototype.shards = function catShardsApi (params, options, callback) {
 CatApi.prototype.snapshots = function catSnapshotsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((repository) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'snapshots' + '/' + encodeURIComponent(repository)
@@ -436,10 +436,10 @@ CatApi.prototype.snapshots = function catSnapshotsApi (params, options, callback
 CatApi.prototype.tasks = function catTasksApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cat' + '/' + 'tasks'
 
@@ -457,10 +457,10 @@ CatApi.prototype.tasks = function catTasksApi (params, options, callback) {
 CatApi.prototype.templates = function catTemplatesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'templates' + '/' + encodeURIComponent(name)
@@ -483,10 +483,10 @@ CatApi.prototype.templates = function catTemplatesApi (params, options, callback
 CatApi.prototype.threadPool = function catThreadPoolApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, threadPoolPatterns, thread_pool_patterns, ...querystring } = params
+  let { method, body, threadPoolPatterns, thread_pool_patterns, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((thread_pool_patterns || threadPoolPatterns) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'thread_pool' + '/' + encodeURIComponent(thread_pool_patterns || threadPoolPatterns)
@@ -509,10 +509,10 @@ CatApi.prototype.threadPool = function catThreadPoolApi (params, options, callba
 CatApi.prototype.mlDataFrameAnalytics = function catMlDataFrameAnalyticsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'ml' + '/' + 'data_frame' + '/' + 'analytics' + '/' + encodeURIComponent(id)
@@ -535,10 +535,10 @@ CatApi.prototype.mlDataFrameAnalytics = function catMlDataFrameAnalyticsApi (par
 CatApi.prototype.mlDatafeeds = function catMlDatafeedsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, datafeedId, datafeed_id, ...querystring } = params
+  let { method, body, datafeedId, datafeed_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((datafeed_id || datafeedId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'ml' + '/' + 'datafeeds' + '/' + encodeURIComponent(datafeed_id || datafeedId)
@@ -561,10 +561,10 @@ CatApi.prototype.mlDatafeeds = function catMlDatafeedsApi (params, options, call
 CatApi.prototype.mlJobs = function catMlJobsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, jobId, job_id, ...querystring } = params
+  let { method, body, jobId, job_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((job_id || jobId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'ml' + '/' + 'anomaly_detectors' + '/' + encodeURIComponent(job_id || jobId)
@@ -587,10 +587,10 @@ CatApi.prototype.mlJobs = function catMlJobsApi (params, options, callback) {
 CatApi.prototype.mlTrainedModels = function catMlTrainedModelsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, modelId, model_id, ...querystring } = params
+  let { method, body, modelId, model_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((model_id || modelId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'ml' + '/' + 'trained_models' + '/' + encodeURIComponent(model_id || modelId)
@@ -613,10 +613,10 @@ CatApi.prototype.mlTrainedModels = function catMlTrainedModelsApi (params, optio
 CatApi.prototype.transforms = function catTransformsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((transform_id || transformId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cat' + '/' + 'transforms' + '/' + encodeURIComponent(transform_id || transformId)

api/api/ccr.js

@@ -35,15 +35,15 @@ CcrApi.prototype.deleteAutoFollowPattern = function ccrDeleteAutoFollowPatternAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_ccr' + '/' + 'auto_follow' + '/' + encodeURIComponent(name)
 
@@ -62,19 +62,19 @@ CcrApi.prototype.follow = function ccrFollowApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'follow'
 
@@ -93,15 +93,15 @@ CcrApi.prototype.followInfo = function ccrFollowInfoApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'info'
 
@@ -120,15 +120,15 @@ CcrApi.prototype.followStats = function ccrFollowStatsApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'stats'
 
@@ -147,19 +147,19 @@ CcrApi.prototype.forgetFollower = function ccrForgetFollowerApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'forget_follower'
 
@@ -177,10 +177,10 @@ CcrApi.prototype.forgetFollower = function ccrForgetFollowerApi (params, options
 CcrApi.prototype.getAutoFollowPattern = function ccrGetAutoFollowPatternApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_ccr' + '/' + 'auto_follow' + '/' + encodeURIComponent(name)
@@ -204,15 +204,15 @@ CcrApi.prototype.pauseAutoFollowPattern = function ccrPauseAutoFollowPatternApi
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_ccr' + '/' + 'auto_follow' + '/' + encodeURIComponent(name) + '/' + 'pause'
 
@@ -231,15 +231,15 @@ CcrApi.prototype.pauseFollow = function ccrPauseFollowApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'pause_follow'
 
@@ -258,19 +258,19 @@ CcrApi.prototype.putAutoFollowPattern = function ccrPutAutoFollowPatternApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_ccr' + '/' + 'auto_follow' + '/' + encodeURIComponent(name)
 
@@ -289,15 +289,15 @@ CcrApi.prototype.resumeAutoFollowPattern = function ccrResumeAutoFollowPatternAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_ccr' + '/' + 'auto_follow' + '/' + encodeURIComponent(name) + '/' + 'resume'
 
@@ -316,15 +316,15 @@ CcrApi.prototype.resumeFollow = function ccrResumeFollowApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'resume_follow'
 
@@ -342,10 +342,10 @@ CcrApi.prototype.resumeFollow = function ccrResumeFollowApi (params, options, ca
 CcrApi.prototype.stats = function ccrStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_ccr' + '/' + 'stats'
 
@@ -364,15 +364,15 @@ CcrApi.prototype.unfollow = function ccrUnfollowApi (params, options, callback)
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ccr' + '/' + 'unfollow'
 

api/api/clear_scroll.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function clearScrollApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, scrollId, scroll_id, ...querystring } = params
+  let { method, body, scrollId, scroll_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((scroll_id || scrollId) != null) {
     if (method == null) method = 'DELETE'
     path = '/' + '_search' + '/' + 'scroll' + '/' + encodeURIComponent(scroll_id || scrollId)

api/api/close_point_in_time.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function closePointInTimeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_pit'
 

api/api/cluster.js

@@ -34,10 +34,10 @@ function ClusterApi (transport, ConfigurationError) {
 ClusterApi.prototype.allocationExplain = function clusterAllocationExplainApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + '_cluster' + '/' + 'allocation' + '/' + 'explain'
 
@@ -56,15 +56,15 @@ ClusterApi.prototype.deleteComponentTemplate = function clusterDeleteComponentTe
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_component_template' + '/' + encodeURIComponent(name)
 
@@ -82,10 +82,10 @@ ClusterApi.prototype.deleteComponentTemplate = function clusterDeleteComponentTe
 ClusterApi.prototype.deleteVotingConfigExclusions = function clusterDeleteVotingConfigExclusionsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_cluster' + '/' + 'voting_config_exclusions'
 
@@ -104,15 +104,15 @@ ClusterApi.prototype.existsComponentTemplate = function clusterExistsComponentTe
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/' + '_component_template' + '/' + encodeURIComponent(name)
 
@@ -130,10 +130,10 @@ ClusterApi.prototype.existsComponentTemplate = function clusterExistsComponentTe
 ClusterApi.prototype.getComponentTemplate = function clusterGetComponentTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_component_template' + '/' + encodeURIComponent(name)
@@ -156,10 +156,10 @@ ClusterApi.prototype.getComponentTemplate = function clusterGetComponentTemplate
 ClusterApi.prototype.getSettings = function clusterGetSettingsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cluster' + '/' + 'settings'
 
@@ -177,10 +177,10 @@ ClusterApi.prototype.getSettings = function clusterGetSettingsApi (params, optio
 ClusterApi.prototype.health = function clusterHealthApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cluster' + '/' + 'health' + '/' + encodeURIComponent(index)
@@ -203,10 +203,10 @@ ClusterApi.prototype.health = function clusterHealthApi (params, options, callba
 ClusterApi.prototype.pendingTasks = function clusterPendingTasksApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_cluster' + '/' + 'pending_tasks'
 
@@ -224,10 +224,10 @@ ClusterApi.prototype.pendingTasks = function clusterPendingTasksApi (params, opt
 ClusterApi.prototype.postVotingConfigExclusions = function clusterPostVotingConfigExclusionsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_cluster' + '/' + 'voting_config_exclusions'
 
@@ -246,19 +246,19 @@ ClusterApi.prototype.putComponentTemplate = function clusterPutComponentTemplate
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_component_template' + '/' + encodeURIComponent(name)
 
@@ -277,15 +277,15 @@ ClusterApi.prototype.putSettings = function clusterPutSettingsApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_cluster' + '/' + 'settings'
 
@@ -303,10 +303,10 @@ ClusterApi.prototype.putSettings = function clusterPutSettingsApi (params, optio
 ClusterApi.prototype.remoteInfo = function clusterRemoteInfoApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_remote' + '/' + 'info'
 
@@ -324,10 +324,10 @@ ClusterApi.prototype.remoteInfo = function clusterRemoteInfoApi (params, options
 ClusterApi.prototype.reroute = function clusterRerouteApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_cluster' + '/' + 'reroute'
 
@@ -346,15 +346,15 @@ ClusterApi.prototype.state = function clusterStateApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['index'] != null && (params['metric'] == null)) {
+  if (params.index != null && (params.metric == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: metric')
     return handleError(err, callback)
   }
 
-  var { method, body, metric, index, ...querystring } = params
+  let { method, body, metric, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((metric) != null && (index) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cluster' + '/' + 'state' + '/' + encodeURIComponent(metric) + '/' + encodeURIComponent(index)
@@ -380,10 +380,10 @@ ClusterApi.prototype.state = function clusterStateApi (params, options, callback
 ClusterApi.prototype.stats = function clusterStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, ...querystring } = params
+  let { method, body, nodeId, node_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_cluster' + '/' + 'stats' + '/' + 'nodes' + '/' + encodeURIComponent(node_id || nodeId)

api/api/count.js

@@ -30,15 +30,15 @@ function countApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_count'

api/api/create.js

@@ -30,23 +30,23 @@ function createApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'PUT'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_create'

api/api/dangling_indices.js

@@ -35,15 +35,15 @@ DanglingIndicesApi.prototype.deleteDanglingIndex = function danglingIndicesDelet
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index_uuid'] == null && params['indexUuid'] == null) {
+  if (params.index_uuid == null && params.indexUuid == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index_uuid or indexUuid')
     return handleError(err, callback)
   }
 
-  var { method, body, indexUuid, index_uuid, ...querystring } = params
+  let { method, body, indexUuid, index_uuid, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_dangling' + '/' + encodeURIComponent(index_uuid || indexUuid)
 
@@ -62,15 +62,15 @@ DanglingIndicesApi.prototype.importDanglingIndex = function danglingIndicesImpor
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index_uuid'] == null && params['indexUuid'] == null) {
+  if (params.index_uuid == null && params.indexUuid == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index_uuid or indexUuid')
     return handleError(err, callback)
   }
 
-  var { method, body, indexUuid, index_uuid, ...querystring } = params
+  let { method, body, indexUuid, index_uuid, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_dangling' + '/' + encodeURIComponent(index_uuid || indexUuid)
 
@@ -88,10 +88,10 @@ DanglingIndicesApi.prototype.importDanglingIndex = function danglingIndicesImpor
 DanglingIndicesApi.prototype.listDanglingIndices = function danglingIndicesListDanglingIndicesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_dangling'
 

api/api/delete.js

@@ -30,19 +30,19 @@ function deleteApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'DELETE'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id)

api/api/delete_by_query.js

@@ -23,32 +23,32 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'default_operator', 'df', 'from', 'ignore_unavailable', 'allow_no_indices', 'conflicts', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'scroll', 'search_type', 'search_timeout', 'size', 'max_docs', 'sort', '_source', '_source_excludes', '_source_includes', 'terminate_after', 'stats', 'version', 'request_cache', 'refresh', 'timeout', 'wait_for_active_shards', 'scroll_size', 'wait_for_completion', 'requests_per_second', 'slices', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', searchTimeout: 'search_timeout', maxDocs: 'max_docs', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', terminateAfter: 'terminate_after', requestCache: 'request_cache', waitForActiveShards: 'wait_for_active_shards', scrollSize: 'scroll_size', waitForCompletion: 'wait_for_completion', requestsPerSecond: 'requests_per_second', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'default_operator', 'df', 'from', 'ignore_unavailable', 'allow_no_indices', 'conflicts', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'scroll', 'search_type', 'search_timeout', 'size', 'max_docs', 'sort', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'terminate_after', 'stats', 'version', 'request_cache', 'refresh', 'timeout', 'wait_for_active_shards', 'scroll_size', 'wait_for_completion', 'requests_per_second', 'slices', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', searchTimeout: 'search_timeout', maxDocs: 'max_docs', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', terminateAfter: 'terminate_after', requestCache: 'request_cache', waitForActiveShards: 'wait_for_active_shards', scrollSize: 'scroll_size', waitForCompletion: 'wait_for_completion', requestsPerSecond: 'requests_per_second', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function deleteByQueryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_delete_by_query'

api/api/delete_by_query_rethrottle.js

@@ -30,19 +30,19 @@ function deleteByQueryRethrottleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['task_id'] == null && params['taskId'] == null) {
+  if (params.task_id == null && params.taskId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: task_id or taskId')
     return handleError(err, callback)
   }
-  if (params['requests_per_second'] == null && params['requestsPerSecond'] == null) {
+  if (params.requests_per_second == null && params.requestsPerSecond == null) {
     const err = new this[kConfigurationError]('Missing required parameter: requests_per_second or requestsPerSecond')
     return handleError(err, callback)
   }
 
-  var { method, body, taskId, task_id, ...querystring } = params
+  let { method, body, taskId, task_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_delete_by_query' + '/' + encodeURIComponent(task_id || taskId) + '/' + '_rethrottle'
 

api/api/delete_script.js

@@ -30,15 +30,15 @@ function deleteScriptApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_scripts' + '/' + encodeURIComponent(id)
 

api/api/enrich.js

@@ -35,15 +35,15 @@ EnrichApi.prototype.deletePolicy = function enrichDeletePolicyApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_enrich' + '/' + 'policy' + '/' + encodeURIComponent(name)
 
@@ -62,15 +62,15 @@ EnrichApi.prototype.executePolicy = function enrichExecutePolicyApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_enrich' + '/' + 'policy' + '/' + encodeURIComponent(name) + '/' + '_execute'
 
@@ -88,10 +88,10 @@ EnrichApi.prototype.executePolicy = function enrichExecutePolicyApi (params, opt
 EnrichApi.prototype.getPolicy = function enrichGetPolicyApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_enrich' + '/' + 'policy' + '/' + encodeURIComponent(name)
@@ -115,19 +115,19 @@ EnrichApi.prototype.putPolicy = function enrichPutPolicyApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_enrich' + '/' + 'policy' + '/' + encodeURIComponent(name)
 
@@ -145,10 +145,10 @@ EnrichApi.prototype.putPolicy = function enrichPutPolicyApi (params, options, ca
 EnrichApi.prototype.stats = function enrichStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_enrich' + '/' + '_stats'
 

api/api/eql.js

@@ -35,15 +35,15 @@ EqlApi.prototype.delete = function eqlDeleteApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_eql' + '/' + 'search' + '/' + encodeURIComponent(id)
 
@@ -62,15 +62,15 @@ EqlApi.prototype.get = function eqlGetApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_eql' + '/' + 'search' + '/' + encodeURIComponent(id)
 
@@ -89,15 +89,15 @@ EqlApi.prototype.getStatus = function eqlGetStatusApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_eql' + '/' + 'search' + '/' + 'status' + '/' + encodeURIComponent(id)
 
@@ -116,19 +116,19 @@ EqlApi.prototype.search = function eqlSearchApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_eql' + '/' + 'search'
 

api/api/exists.js

@@ -23,26 +23,26 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_includes', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function existsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'HEAD'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id)

api/api/exists_source.js

@@ -23,35 +23,35 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_includes', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function existsSourceApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['id'] != null && (params['type'] == null || params['index'] == null)) {
+  if (params.id != null && (params.type == null || params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: type, index')
     return handleError(err, callback)
-  } else if (params['type'] != null && (params['index'] == null)) {
+  } else if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'HEAD'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_source'

api/api/explain.js

@@ -23,26 +23,26 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['analyze_wildcard', 'analyzer', 'default_operator', 'df', 'stored_fields', 'lenient', 'preference', 'q', 'routing', '_source', '_source_excludes', '_source_includes', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['analyze_wildcard', 'analyzer', 'default_operator', 'df', 'stored_fields', 'lenient', 'preference', 'q', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function explainApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_explain'

api/api/features.js

@@ -0,0 +1,59 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+'use strict'
+
+/* eslint camelcase: 0 */
+/* eslint no-unused-vars: 0 */
+
+const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
+const acceptedQuerystring = ['master_timeout', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { masterTimeout: 'master_timeout', errorTrace: 'error_trace', filterPath: 'filter_path' }
+
+function FeaturesApi (transport, ConfigurationError) {
+  this.transport = transport
+  this[kConfigurationError] = ConfigurationError
+}
+
+FeaturesApi.prototype.getFeatures = function featuresGetFeaturesApi (params, options, callback) {
+  ;[params, options, callback] = normalizeArguments(params, options, callback)
+
+  let { method, body, ...querystring } = params
+  querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
+
+  let path = ''
+  if (method == null) method = 'GET'
+  path = '/' + '_features'
+
+  // build request object
+  const request = {
+    method,
+    path,
+    body: null,
+    querystring
+  }
+
+  return this.transport.request(request, options, callback)
+}
+
+Object.defineProperties(FeaturesApi.prototype, {
+  get_features: { get () { return this.getFeatures } }
+})
+
+module.exports = FeaturesApi

api/api/field_caps.js

@@ -29,10 +29,10 @@ const snakeCase = { ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'al
 function fieldCapsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_field_caps'

api/api/get.js

@@ -23,26 +23,26 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_includes', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function getApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id)

api/api/get_script.js

@@ -30,15 +30,15 @@ function getScriptApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_scripts' + '/' + encodeURIComponent(id)
 

api/api/get_script_context.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function getScriptContextApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_script_context'
 

api/api/get_script_languages.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function getScriptLanguagesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_script_language'
 

api/api/get_source.js

@@ -23,26 +23,26 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_includes', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'version', 'version_type', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', versionType: 'version_type', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function getSourceApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_source'

api/api/graph.js

@@ -35,21 +35,21 @@ GraphApi.prototype.explore = function graphExploreApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_graph' + '/' + 'explore'

api/api/ilm.js

@@ -35,15 +35,15 @@ IlmApi.prototype.deleteLifecycle = function ilmDeleteLifecycleApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['policy'] == null) {
+  if (params.policy == null) {
     const err = new this[kConfigurationError]('Missing required parameter: policy')
     return handleError(err, callback)
   }
 
-  var { method, body, policy, ...querystring } = params
+  let { method, body, policy, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_ilm' + '/' + 'policy' + '/' + encodeURIComponent(policy)
 
@@ -62,15 +62,15 @@ IlmApi.prototype.explainLifecycle = function ilmExplainLifecycleApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index) + '/' + '_ilm' + '/' + 'explain'
 
@@ -88,10 +88,10 @@ IlmApi.prototype.explainLifecycle = function ilmExplainLifecycleApi (params, opt
 IlmApi.prototype.getLifecycle = function ilmGetLifecycleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, policy, ...querystring } = params
+  let { method, body, policy, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((policy) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_ilm' + '/' + 'policy' + '/' + encodeURIComponent(policy)
@@ -114,10 +114,10 @@ IlmApi.prototype.getLifecycle = function ilmGetLifecycleApi (params, options, ca
 IlmApi.prototype.getStatus = function ilmGetStatusApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_ilm' + '/' + 'status'
 
@@ -136,15 +136,15 @@ IlmApi.prototype.moveToStep = function ilmMoveToStepApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_ilm' + '/' + 'move' + '/' + encodeURIComponent(index)
 
@@ -163,15 +163,15 @@ IlmApi.prototype.putLifecycle = function ilmPutLifecycleApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['policy'] == null) {
+  if (params.policy == null) {
     const err = new this[kConfigurationError]('Missing required parameter: policy')
     return handleError(err, callback)
   }
 
-  var { method, body, policy, ...querystring } = params
+  let { method, body, policy, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_ilm' + '/' + 'policy' + '/' + encodeURIComponent(policy)
 
@@ -190,15 +190,15 @@ IlmApi.prototype.removePolicy = function ilmRemovePolicyApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ilm' + '/' + 'remove'
 
@@ -217,15 +217,15 @@ IlmApi.prototype.retry = function ilmRetryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_ilm' + '/' + 'retry'
 
@@ -243,10 +243,10 @@ IlmApi.prototype.retry = function ilmRetryApi (params, options, callback) {
 IlmApi.prototype.start = function ilmStartApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_ilm' + '/' + 'start'
 
@@ -264,10 +264,10 @@ IlmApi.prototype.start = function ilmStartApi (params, options, callback) {
 IlmApi.prototype.stop = function ilmStopApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_ilm' + '/' + 'stop'
 

api/api/index.js

@@ -30,19 +30,19 @@ function indexApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'PUT'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id)

api/api/indices.js

@@ -35,25 +35,25 @@ IndicesApi.prototype.addBlock = function indicesAddBlockApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['block'] == null) {
+  if (params.block == null) {
     const err = new this[kConfigurationError]('Missing required parameter: block')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['block'] != null && (params['index'] == null)) {
+  if (params.block != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, block, ...querystring } = params
+  let { method, body, index, block, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index) + '/' + '_block' + '/' + encodeURIComponent(block)
 
@@ -71,10 +71,10 @@ IndicesApi.prototype.addBlock = function indicesAddBlockApi (params, options, ca
 IndicesApi.prototype.analyze = function indicesAnalyzeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_analyze'
@@ -97,10 +97,10 @@ IndicesApi.prototype.analyze = function indicesAnalyzeApi (params, options, call
 IndicesApi.prototype.clearCache = function indicesClearCacheApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_cache' + '/' + 'clear'
@@ -124,25 +124,25 @@ IndicesApi.prototype.clone = function indicesCloneApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['target'] == null) {
+  if (params.target == null) {
     const err = new this[kConfigurationError]('Missing required parameter: target')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['target'] != null && (params['index'] == null)) {
+  if (params.target != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, target, ...querystring } = params
+  let { method, body, index, target, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index) + '/' + '_clone' + '/' + encodeURIComponent(target)
 
@@ -161,15 +161,15 @@ IndicesApi.prototype.close = function indicesCloseApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_close'
 
@@ -188,15 +188,15 @@ IndicesApi.prototype.create = function indicesCreateApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index)
 
@@ -215,15 +215,15 @@ IndicesApi.prototype.delete = function indicesDeleteApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + encodeURIComponent(index)
 
@@ -242,25 +242,25 @@ IndicesApi.prototype.deleteAlias = function indicesDeleteAliasApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['name'] != null && (params['index'] == null)) {
+  if (params.name != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, name, ...querystring } = params
+  let { method, body, index, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (name) != null) {
     if (method == null) method = 'DELETE'
     path = '/' + encodeURIComponent(index) + '/' + '_alias' + '/' + encodeURIComponent(name)
@@ -284,15 +284,15 @@ IndicesApi.prototype.deleteIndexTemplate = function indicesDeleteIndexTemplateAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_index_template' + '/' + encodeURIComponent(name)
 
@@ -311,15 +311,15 @@ IndicesApi.prototype.deleteTemplate = function indicesDeleteTemplateApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_template' + '/' + encodeURIComponent(name)
 
@@ -338,15 +338,15 @@ IndicesApi.prototype.exists = function indicesExistsApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/' + encodeURIComponent(index)
 
@@ -365,15 +365,15 @@ IndicesApi.prototype.existsAlias = function indicesExistsAliasApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, index, ...querystring } = params
+  let { method, body, name, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (name) != null) {
     if (method == null) method = 'HEAD'
     path = '/' + encodeURIComponent(index) + '/' + '_alias' + '/' + encodeURIComponent(name)
@@ -397,15 +397,15 @@ IndicesApi.prototype.existsIndexTemplate = function indicesExistsIndexTemplateAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/' + '_index_template' + '/' + encodeURIComponent(name)
 
@@ -424,15 +424,15 @@ IndicesApi.prototype.existsTemplate = function indicesExistsTemplateApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/' + '_template' + '/' + encodeURIComponent(name)
 
@@ -451,25 +451,25 @@ IndicesApi.prototype.existsType = function indicesExistsTypeApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['type'] == null) {
+  if (params.type == null) {
     const err = new this[kConfigurationError]('Missing required parameter: type')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/' + encodeURIComponent(index) + '/' + '_mapping' + '/' + encodeURIComponent(type)
 
@@ -487,10 +487,10 @@ IndicesApi.prototype.existsType = function indicesExistsTypeApi (params, options
 IndicesApi.prototype.flush = function indicesFlushApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_flush'
@@ -513,10 +513,10 @@ IndicesApi.prototype.flush = function indicesFlushApi (params, options, callback
 IndicesApi.prototype.flushSynced = function indicesFlushSyncedApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_flush' + '/' + 'synced'
 
@@ -534,10 +534,10 @@ IndicesApi.prototype.flushSynced = function indicesFlushSyncedApi (params, optio
 IndicesApi.prototype.forcemerge = function indicesForcemergeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_forcemerge'
@@ -561,15 +561,15 @@ IndicesApi.prototype.get = function indicesGetApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index)
 
@@ -587,10 +587,10 @@ IndicesApi.prototype.get = function indicesGetApi (params, options, callback) {
 IndicesApi.prototype.getAlias = function indicesGetAliasApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, index, ...querystring } = params
+  let { method, body, name, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (name) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_alias' + '/' + encodeURIComponent(name)
@@ -620,15 +620,15 @@ IndicesApi.prototype.getFieldMapping = function indicesGetFieldMappingApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['fields'] == null) {
+  if (params.fields == null) {
     const err = new this[kConfigurationError]('Missing required parameter: fields')
     return handleError(err, callback)
   }
 
-  var { method, body, fields, index, type, ...querystring } = params
+  let { method, body, fields, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (fields) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_mapping' + '/' + encodeURIComponent(type) + '/' + 'field' + '/' + encodeURIComponent(fields)
@@ -657,10 +657,10 @@ IndicesApi.prototype.getFieldMapping = function indicesGetFieldMappingApi (param
 IndicesApi.prototype.getIndexTemplate = function indicesGetIndexTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_index_template' + '/' + encodeURIComponent(name)
@@ -683,10 +683,10 @@ IndicesApi.prototype.getIndexTemplate = function indicesGetIndexTemplateApi (par
 IndicesApi.prototype.getMapping = function indicesGetMappingApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_mapping' + '/' + encodeURIComponent(type)
@@ -715,10 +715,10 @@ IndicesApi.prototype.getMapping = function indicesGetMappingApi (params, options
 IndicesApi.prototype.getSettings = function indicesGetSettingsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, name, ...querystring } = params
+  let { method, body, index, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (name) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_settings' + '/' + encodeURIComponent(name)
@@ -747,10 +747,10 @@ IndicesApi.prototype.getSettings = function indicesGetSettingsApi (params, optio
 IndicesApi.prototype.getTemplate = function indicesGetTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_template' + '/' + encodeURIComponent(name)
@@ -773,10 +773,10 @@ IndicesApi.prototype.getTemplate = function indicesGetTemplateApi (params, optio
 IndicesApi.prototype.getUpgrade = function indicesGetUpgradeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index) + '/' + '_upgrade'
 
@@ -795,15 +795,15 @@ IndicesApi.prototype.open = function indicesOpenApi (params, options, callback)
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_open'
 
@@ -822,25 +822,25 @@ IndicesApi.prototype.putAlias = function indicesPutAliasApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['name'] != null && (params['index'] == null)) {
+  if (params.name != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, name, ...querystring } = params
+  let { method, body, index, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (name) != null) {
     if (method == null) method = 'PUT'
     path = '/' + encodeURIComponent(index) + '/' + '_alias' + '/' + encodeURIComponent(name)
@@ -864,19 +864,19 @@ IndicesApi.prototype.putIndexTemplate = function indicesPutIndexTemplateApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_index_template' + '/' + encodeURIComponent(name)
 
@@ -895,15 +895,15 @@ IndicesApi.prototype.putMapping = function indicesPutMappingApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = 'PUT'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_mapping'
@@ -945,15 +945,15 @@ IndicesApi.prototype.putSettings = function indicesPutSettingsApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'PUT'
     path = '/' + encodeURIComponent(index) + '/' + '_settings'
@@ -977,19 +977,19 @@ IndicesApi.prototype.putTemplate = function indicesPutTemplateApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_template' + '/' + encodeURIComponent(name)
 
@@ -1007,10 +1007,10 @@ IndicesApi.prototype.putTemplate = function indicesPutTemplateApi (params, optio
 IndicesApi.prototype.recovery = function indicesRecoveryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_recovery'
@@ -1033,10 +1033,10 @@ IndicesApi.prototype.recovery = function indicesRecoveryApi (params, options, ca
 IndicesApi.prototype.refresh = function indicesRefreshApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_refresh'
@@ -1060,15 +1060,15 @@ IndicesApi.prototype.resolveIndex = function indicesResolveIndexApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_resolve' + '/' + 'index' + '/' + encodeURIComponent(name)
 
@@ -1087,21 +1087,21 @@ IndicesApi.prototype.rollover = function indicesRolloverApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['alias'] == null) {
+  if (params.alias == null) {
     const err = new this[kConfigurationError]('Missing required parameter: alias')
     return handleError(err, callback)
   }
 
   // check required url components
-  if ((params['new_index'] != null || params['newIndex'] != null) && (params['alias'] == null)) {
+  if ((params.new_index != null || params.newIndex != null) && (params.alias == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: alias')
     return handleError(err, callback)
   }
 
-  var { method, body, alias, newIndex, new_index, ...querystring } = params
+  let { method, body, alias, newIndex, new_index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((alias) != null && (new_index || newIndex) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(alias) + '/' + '_rollover' + '/' + encodeURIComponent(new_index || newIndex)
@@ -1124,10 +1124,10 @@ IndicesApi.prototype.rollover = function indicesRolloverApi (params, options, ca
 IndicesApi.prototype.segments = function indicesSegmentsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_segments'
@@ -1150,10 +1150,10 @@ IndicesApi.prototype.segments = function indicesSegmentsApi (params, options, ca
 IndicesApi.prototype.shardStores = function indicesShardStoresApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_shard_stores'
@@ -1177,25 +1177,25 @@ IndicesApi.prototype.shrink = function indicesShrinkApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['target'] == null) {
+  if (params.target == null) {
     const err = new this[kConfigurationError]('Missing required parameter: target')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['target'] != null && (params['index'] == null)) {
+  if (params.target != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, target, ...querystring } = params
+  let { method, body, index, target, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index) + '/' + '_shrink' + '/' + encodeURIComponent(target)
 
@@ -1214,15 +1214,15 @@ IndicesApi.prototype.simulateIndexTemplate = function indicesSimulateIndexTempla
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_index_template' + '/' + '_simulate_index' + '/' + encodeURIComponent(name)
 
@@ -1240,10 +1240,10 @@ IndicesApi.prototype.simulateIndexTemplate = function indicesSimulateIndexTempla
 IndicesApi.prototype.simulateTemplate = function indicesSimulateTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'POST'
     path = '/' + '_index_template' + '/' + '_simulate' + '/' + encodeURIComponent(name)
@@ -1267,25 +1267,25 @@ IndicesApi.prototype.split = function indicesSplitApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['target'] == null) {
+  if (params.target == null) {
     const err = new this[kConfigurationError]('Missing required parameter: target')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['target'] != null && (params['index'] == null)) {
+  if (params.target != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, target, ...querystring } = params
+  let { method, body, index, target, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + encodeURIComponent(index) + '/' + '_split' + '/' + encodeURIComponent(target)
 
@@ -1303,10 +1303,10 @@ IndicesApi.prototype.split = function indicesSplitApi (params, options, callback
 IndicesApi.prototype.stats = function indicesStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, metric, index, ...querystring } = params
+  let { method, body, metric, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (metric) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_stats' + '/' + encodeURIComponent(metric)
@@ -1336,15 +1336,15 @@ IndicesApi.prototype.updateAliases = function indicesUpdateAliasesApi (params, o
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_aliases'
 
@@ -1362,10 +1362,10 @@ IndicesApi.prototype.updateAliases = function indicesUpdateAliasesApi (params, o
 IndicesApi.prototype.upgrade = function indicesUpgradeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_upgrade'
 
@@ -1384,15 +1384,15 @@ IndicesApi.prototype.validateQuery = function indicesValidateQueryApi (params, o
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_validate' + '/' + 'query'
@@ -1419,15 +1419,15 @@ IndicesApi.prototype.createDataStream = function indicesCreateDataStreamApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_data_stream' + '/' + encodeURIComponent(name)
 
@@ -1445,10 +1445,10 @@ IndicesApi.prototype.createDataStream = function indicesCreateDataStreamApi (par
 IndicesApi.prototype.dataStreamsStats = function indicesDataStreamsStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_data_stream' + '/' + encodeURIComponent(name) + '/' + '_stats'
@@ -1472,15 +1472,15 @@ IndicesApi.prototype.deleteDataStream = function indicesDeleteDataStreamApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_data_stream' + '/' + encodeURIComponent(name)
 
@@ -1499,15 +1499,15 @@ IndicesApi.prototype.freeze = function indicesFreezeApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_freeze'
 
@@ -1525,10 +1525,10 @@ IndicesApi.prototype.freeze = function indicesFreezeApi (params, options, callba
 IndicesApi.prototype.getDataStream = function indicesGetDataStreamApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_data_stream' + '/' + encodeURIComponent(name)
@@ -1552,15 +1552,15 @@ IndicesApi.prototype.migrateToDataStream = function indicesMigrateToDataStreamAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_data_stream' + '/' + '_migrate' + '/' + encodeURIComponent(name)
 
@@ -1579,15 +1579,15 @@ IndicesApi.prototype.promoteDataStream = function indicesPromoteDataStreamApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_data_stream' + '/' + '_promote' + '/' + encodeURIComponent(name)
 
@@ -1606,15 +1606,15 @@ IndicesApi.prototype.reloadSearchAnalyzers = function indicesReloadSearchAnalyze
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_reload_search_analyzers'
 
@@ -1633,15 +1633,15 @@ IndicesApi.prototype.unfreeze = function indicesUnfreezeApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_unfreeze'
 

api/api/info.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function infoApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/'
 

api/api/ingest.js

@@ -35,15 +35,15 @@ IngestApi.prototype.deletePipeline = function ingestDeletePipelineApi (params, o
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_ingest' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
 
@@ -61,10 +61,10 @@ IngestApi.prototype.deletePipeline = function ingestDeletePipelineApi (params, o
 IngestApi.prototype.getPipeline = function ingestGetPipelineApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_ingest' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
@@ -87,10 +87,10 @@ IngestApi.prototype.getPipeline = function ingestGetPipelineApi (params, options
 IngestApi.prototype.processorGrok = function ingestProcessorGrokApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_ingest' + '/' + 'processor' + '/' + 'grok'
 
@@ -109,19 +109,19 @@ IngestApi.prototype.putPipeline = function ingestPutPipelineApi (params, options
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_ingest' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
 
@@ -140,15 +140,15 @@ IngestApi.prototype.simulate = function ingestSimulateApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + '_ingest' + '/' + 'pipeline' + '/' + encodeURIComponent(id) + '/' + '_simulate'

api/api/license.js

@@ -34,10 +34,10 @@ function LicenseApi (transport, ConfigurationError) {
 LicenseApi.prototype.delete = function licenseDeleteApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_license'
 
@@ -55,10 +55,10 @@ LicenseApi.prototype.delete = function licenseDeleteApi (params, options, callba
 LicenseApi.prototype.get = function licenseGetApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_license'
 
@@ -76,10 +76,10 @@ LicenseApi.prototype.get = function licenseGetApi (params, options, callback) {
 LicenseApi.prototype.getBasicStatus = function licenseGetBasicStatusApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_license' + '/' + 'basic_status'
 
@@ -97,10 +97,10 @@ LicenseApi.prototype.getBasicStatus = function licenseGetBasicStatusApi (params,
 LicenseApi.prototype.getTrialStatus = function licenseGetTrialStatusApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_license' + '/' + 'trial_status'
 
@@ -118,10 +118,10 @@ LicenseApi.prototype.getTrialStatus = function licenseGetTrialStatusApi (params,
 LicenseApi.prototype.post = function licensePostApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_license'
 
@@ -139,10 +139,10 @@ LicenseApi.prototype.post = function licensePostApi (params, options, callback)
 LicenseApi.prototype.postStartBasic = function licensePostStartBasicApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_license' + '/' + 'start_basic'
 
@@ -160,10 +160,10 @@ LicenseApi.prototype.postStartBasic = function licensePostStartBasicApi (params,
 LicenseApi.prototype.postStartTrial = function licensePostStartTrialApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_license' + '/' + 'start_trial'
 

api/api/logstash.js

@@ -35,15 +35,15 @@ LogstashApi.prototype.deletePipeline = function logstashDeletePipelineApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_logstash' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
 
@@ -62,15 +62,15 @@ LogstashApi.prototype.getPipeline = function logstashGetPipelineApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_logstash' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
 
@@ -89,19 +89,19 @@ LogstashApi.prototype.putPipeline = function logstashPutPipelineApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_logstash' + '/' + 'pipeline' + '/' + encodeURIComponent(id)
 

api/api/mget.js

@@ -23,28 +23,28 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_includes', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['stored_fields', 'preference', 'realtime', 'refresh', 'routing', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { storedFields: 'stored_fields', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function mgetApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_mget'

api/api/migration.js

@@ -34,10 +34,10 @@ function MigrationApi (transport, ConfigurationError) {
 MigrationApi.prototype.deprecations = function migrationDeprecationsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_migration' + '/' + 'deprecations'

api/api/monitoring.js

@@ -35,15 +35,15 @@ MonitoringApi.prototype.bulk = function monitoringBulkApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, type, ...querystring } = params
+  let { method, body, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((type) != null) {
     if (method == null) method = 'POST'
     path = '/' + '_monitoring' + '/' + encodeURIComponent(type) + '/' + 'bulk'

api/api/msearch.js

@@ -30,21 +30,21 @@ function msearchApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_msearch'

api/api/msearch_template.js

@@ -30,21 +30,21 @@ function msearchTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_msearch' + '/' + 'template'

api/api/mtermvectors.js

@@ -30,15 +30,15 @@ function mtermvectorsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_mtermvectors'

api/api/nodes.js

@@ -34,10 +34,10 @@ function NodesApi (transport, ConfigurationError) {
 NodesApi.prototype.hotThreads = function nodesHotThreadsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, ...querystring } = params
+  let { method, body, nodeId, node_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_nodes' + '/' + encodeURIComponent(node_id || nodeId) + '/' + 'hot_threads'
@@ -69,10 +69,10 @@ NodesApi.prototype.hotThreads = function nodesHotThreadsApi (params, options, ca
 NodesApi.prototype.info = function nodesInfoApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, metric, ...querystring } = params
+  let { method, body, nodeId, node_id, metric, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null && (metric) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_nodes' + '/' + encodeURIComponent(node_id || nodeId) + '/' + encodeURIComponent(metric)
@@ -101,10 +101,10 @@ NodesApi.prototype.info = function nodesInfoApi (params, options, callback) {
 NodesApi.prototype.reloadSecureSettings = function nodesReloadSecureSettingsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, ...querystring } = params
+  let { method, body, nodeId, node_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null) {
     if (method == null) method = 'POST'
     path = '/' + '_nodes' + '/' + encodeURIComponent(node_id || nodeId) + '/' + 'reload_secure_settings'
@@ -127,10 +127,10 @@ NodesApi.prototype.reloadSecureSettings = function nodesReloadSecureSettingsApi
 NodesApi.prototype.stats = function nodesStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, metric, indexMetric, index_metric, ...querystring } = params
+  let { method, body, nodeId, node_id, metric, indexMetric, index_metric, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null && (metric) != null && (index_metric || indexMetric) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_nodes' + '/' + encodeURIComponent(node_id || nodeId) + '/' + 'stats' + '/' + encodeURIComponent(metric) + '/' + encodeURIComponent(index_metric || indexMetric)
@@ -165,10 +165,10 @@ NodesApi.prototype.stats = function nodesStatsApi (params, options, callback) {
 NodesApi.prototype.usage = function nodesUsageApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, nodeId, node_id, metric, ...querystring } = params
+  let { method, body, nodeId, node_id, metric, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((node_id || nodeId) != null && (metric) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_nodes' + '/' + encodeURIComponent(node_id || nodeId) + '/' + 'usage' + '/' + encodeURIComponent(metric)

api/api/open_point_in_time.js

@@ -29,10 +29,10 @@ const snakeCase = { ignoreUnavailable: 'ignore_unavailable', expandWildcards: 'e
 function openPointInTimeApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_pit'

api/api/ping.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function pingApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'HEAD'
   path = '/'
 

api/api/put_script.js

@@ -30,25 +30,25 @@ function putScriptApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['context'] != null && (params['id'] == null)) {
+  if (params.context != null && (params.id == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, context, ...querystring } = params
+  let { method, body, id, context, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null && (context) != null) {
     if (method == null) method = 'PUT'
     path = '/' + '_scripts' + '/' + encodeURIComponent(id) + '/' + encodeURIComponent(context)

api/api/rank_eval.js

@@ -30,15 +30,15 @@ function rankEvalApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_rank_eval'

api/api/reindex.js

@@ -30,15 +30,15 @@ function reindexApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_reindex'
 

api/api/reindex_rethrottle.js

@@ -30,19 +30,19 @@ function reindexRethrottleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['task_id'] == null && params['taskId'] == null) {
+  if (params.task_id == null && params.taskId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: task_id or taskId')
     return handleError(err, callback)
   }
-  if (params['requests_per_second'] == null && params['requestsPerSecond'] == null) {
+  if (params.requests_per_second == null && params.requestsPerSecond == null) {
     const err = new this[kConfigurationError]('Missing required parameter: requests_per_second or requestsPerSecond')
     return handleError(err, callback)
   }
 
-  var { method, body, taskId, task_id, ...querystring } = params
+  let { method, body, taskId, task_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_reindex' + '/' + encodeURIComponent(task_id || taskId) + '/' + '_rethrottle'
 

api/api/render_search_template.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function renderSearchTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + '_render' + '/' + 'template' + '/' + encodeURIComponent(id)

api/api/rollup.js

@@ -35,15 +35,15 @@ RollupApi.prototype.deleteJob = function rollupDeleteJobApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_rollup' + '/' + 'job' + '/' + encodeURIComponent(id)
 
@@ -61,10 +61,10 @@ RollupApi.prototype.deleteJob = function rollupDeleteJobApi (params, options, ca
 RollupApi.prototype.getJobs = function rollupGetJobsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_rollup' + '/' + 'job' + '/' + encodeURIComponent(id)
@@ -87,10 +87,10 @@ RollupApi.prototype.getJobs = function rollupGetJobsApi (params, options, callba
 RollupApi.prototype.getRollupCaps = function rollupGetRollupCapsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_rollup' + '/' + 'data' + '/' + encodeURIComponent(id)
@@ -114,15 +114,15 @@ RollupApi.prototype.getRollupIndexCaps = function rollupGetRollupIndexCapsApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + encodeURIComponent(index) + '/' + '_rollup' + '/' + 'data'
 
@@ -141,19 +141,19 @@ RollupApi.prototype.putJob = function rollupPutJobApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_rollup' + '/' + 'job' + '/' + encodeURIComponent(id)
 
@@ -172,29 +172,29 @@ RollupApi.prototype.rollup = function rollupRollupApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['rollup_index'] == null && params['rollupIndex'] == null) {
+  if (params.rollup_index == null && params.rollupIndex == null) {
     const err = new this[kConfigurationError]('Missing required parameter: rollup_index or rollupIndex')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if ((params['rollup_index'] != null || params['rollupIndex'] != null) && (params['index'] == null)) {
+  if ((params.rollup_index != null || params.rollupIndex != null) && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, rollupIndex, rollup_index, ...querystring } = params
+  let { method, body, index, rollupIndex, rollup_index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + encodeURIComponent(index) + '/' + '_rollup' + '/' + encodeURIComponent(rollup_index || rollupIndex)
 
@@ -213,25 +213,25 @@ RollupApi.prototype.rollupSearch = function rollupRollupSearchApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_rollup_search'
@@ -255,15 +255,15 @@ RollupApi.prototype.startJob = function rollupStartJobApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_rollup' + '/' + 'job' + '/' + encodeURIComponent(id) + '/' + '_start'
 
@@ -282,15 +282,15 @@ RollupApi.prototype.stopJob = function rollupStopJobApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_rollup' + '/' + 'job' + '/' + encodeURIComponent(id) + '/' + '_stop'
 

api/api/scripts_painless_execute.js

@@ -29,10 +29,10 @@ const snakeCase = { errorTrace: 'error_trace', filterPath: 'filter_path' }
 function scriptsPainlessExecuteApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + '_scripts' + '/' + 'painless' + '/' + '_execute'
 

api/api/scroll.js

@@ -29,10 +29,10 @@ const snakeCase = { scrollId: 'scroll_id', restTotalHitsAsInt: 'rest_total_hits_
 function scrollApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, scrollId, scroll_id, ...querystring } = params
+  let { method, body, scrollId, scroll_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((scroll_id || scrollId) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + '_search' + '/' + 'scroll' + '/' + encodeURIComponent(scroll_id || scrollId)

api/api/search.js

@@ -23,22 +23,22 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'ccs_minimize_roundtrips', 'default_operator', 'df', 'explain', 'stored_fields', 'docvalue_fields', 'from', 'ignore_unavailable', 'ignore_throttled', 'allow_no_indices', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'scroll', 'search_type', 'size', 'sort', '_source', '_source_excludes', '_source_includes', 'terminate_after', 'stats', 'suggest_field', 'suggest_mode', 'suggest_size', 'suggest_text', 'timeout', 'track_scores', 'track_total_hits', 'allow_partial_search_results', 'typed_keys', 'version', 'seq_no_primary_term', 'request_cache', 'batched_reduce_size', 'max_concurrent_shard_requests', 'pre_filter_shard_size', 'rest_total_hits_as_int', 'min_compatible_shard_node', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { analyzeWildcard: 'analyze_wildcard', ccsMinimizeRoundtrips: 'ccs_minimize_roundtrips', defaultOperator: 'default_operator', storedFields: 'stored_fields', docvalueFields: 'docvalue_fields', ignoreUnavailable: 'ignore_unavailable', ignoreThrottled: 'ignore_throttled', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', terminateAfter: 'terminate_after', suggestField: 'suggest_field', suggestMode: 'suggest_mode', suggestSize: 'suggest_size', suggestText: 'suggest_text', trackScores: 'track_scores', trackTotalHits: 'track_total_hits', allowPartialSearchResults: 'allow_partial_search_results', typedKeys: 'typed_keys', seqNoPrimaryTerm: 'seq_no_primary_term', requestCache: 'request_cache', batchedReduceSize: 'batched_reduce_size', maxConcurrentShardRequests: 'max_concurrent_shard_requests', preFilterShardSize: 'pre_filter_shard_size', restTotalHitsAsInt: 'rest_total_hits_as_int', minCompatibleShardNode: 'min_compatible_shard_node', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'ccs_minimize_roundtrips', 'default_operator', 'df', 'explain', 'stored_fields', 'docvalue_fields', 'from', 'ignore_unavailable', 'ignore_throttled', 'allow_no_indices', 'expand_wildcards', 'lenient', 'preference', 'q', 'routing', 'scroll', 'search_type', 'size', 'sort', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'terminate_after', 'stats', 'suggest_field', 'suggest_mode', 'suggest_size', 'suggest_text', 'timeout', 'track_scores', 'track_total_hits', 'allow_partial_search_results', 'typed_keys', 'version', 'seq_no_primary_term', 'request_cache', 'batched_reduce_size', 'max_concurrent_shard_requests', 'pre_filter_shard_size', 'rest_total_hits_as_int', 'min_compatible_shard_node', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { analyzeWildcard: 'analyze_wildcard', ccsMinimizeRoundtrips: 'ccs_minimize_roundtrips', defaultOperator: 'default_operator', storedFields: 'stored_fields', docvalueFields: 'docvalue_fields', ignoreUnavailable: 'ignore_unavailable', ignoreThrottled: 'ignore_throttled', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', terminateAfter: 'terminate_after', suggestField: 'suggest_field', suggestMode: 'suggest_mode', suggestSize: 'suggest_size', suggestText: 'suggest_text', trackScores: 'track_scores', trackTotalHits: 'track_total_hits', allowPartialSearchResults: 'allow_partial_search_results', typedKeys: 'typed_keys', seqNoPrimaryTerm: 'seq_no_primary_term', requestCache: 'request_cache', batchedReduceSize: 'batched_reduce_size', maxConcurrentShardRequests: 'max_concurrent_shard_requests', preFilterShardSize: 'pre_filter_shard_size', restTotalHitsAsInt: 'rest_total_hits_as_int', minCompatibleShardNode: 'min_compatible_shard_node', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function searchApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_search'

api/api/search_shards.js

@@ -29,10 +29,10 @@ const snakeCase = { ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'al
 function searchShardsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_search_shards'

api/api/search_template.js

@@ -30,21 +30,21 @@ function searchTemplateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_search' + '/' + 'template'

api/api/searchable_snapshots.js

@@ -34,10 +34,10 @@ function SearchableSnapshotsApi (transport, ConfigurationError) {
 SearchableSnapshotsApi.prototype.clearCache = function searchableSnapshotsClearCacheApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + '_searchable_snapshots' + '/' + 'cache' + '/' + 'clear'
@@ -61,29 +61,29 @@ SearchableSnapshotsApi.prototype.mount = function searchableSnapshotsMountApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot) + '/' + '_mount'
 
@@ -102,15 +102,15 @@ SearchableSnapshotsApi.prototype.repositoryStats = function searchableSnapshotsR
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + '_stats'
 
@@ -128,10 +128,10 @@ SearchableSnapshotsApi.prototype.repositoryStats = function searchableSnapshotsR
 SearchableSnapshotsApi.prototype.stats = function searchableSnapshotsStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, index, ...querystring } = params
+  let { method, body, index, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null) {
     if (method == null) method = 'GET'
     path = '/' + encodeURIComponent(index) + '/' + '_searchable_snapshots' + '/' + 'stats'

api/api/security.js

@@ -34,10 +34,10 @@ function SecurityApi (transport, ConfigurationError) {
 SecurityApi.prototype.authenticate = function securityAuthenticateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_security' + '/' + '_authenticate'
 
@@ -56,15 +56,15 @@ SecurityApi.prototype.changePassword = function securityChangePasswordApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((username) != null) {
     if (method == null) method = 'PUT'
     path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username) + '/' + '_password'
@@ -88,15 +88,15 @@ SecurityApi.prototype.clearApiKeyCache = function securityClearApiKeyCacheApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['ids'] == null) {
+  if (params.ids == null) {
     const err = new this[kConfigurationError]('Missing required parameter: ids')
     return handleError(err, callback)
   }
 
-  var { method, body, ids, ...querystring } = params
+  let { method, body, ids, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'api_key' + '/' + encodeURIComponent(ids) + '/' + '_clear_cache'
 
@@ -115,15 +115,15 @@ SecurityApi.prototype.clearCachedPrivileges = function securityClearCachedPrivil
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['application'] == null) {
+  if (params.application == null) {
     const err = new this[kConfigurationError]('Missing required parameter: application')
     return handleError(err, callback)
   }
 
-  var { method, body, application, ...querystring } = params
+  let { method, body, application, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'privilege' + '/' + encodeURIComponent(application) + '/' + '_clear_cache'
 
@@ -142,15 +142,15 @@ SecurityApi.prototype.clearCachedRealms = function securityClearCachedRealmsApi
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['realms'] == null) {
+  if (params.realms == null) {
     const err = new this[kConfigurationError]('Missing required parameter: realms')
     return handleError(err, callback)
   }
 
-  var { method, body, realms, ...querystring } = params
+  let { method, body, realms, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'realm' + '/' + encodeURIComponent(realms) + '/' + '_clear_cache'
 
@@ -169,15 +169,15 @@ SecurityApi.prototype.clearCachedRoles = function securityClearCachedRolesApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'role' + '/' + encodeURIComponent(name) + '/' + '_clear_cache'
 
@@ -196,15 +196,15 @@ SecurityApi.prototype.createApiKey = function securityCreateApiKeyApi (params, o
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'api_key'
 
@@ -223,25 +223,25 @@ SecurityApi.prototype.deletePrivileges = function securityDeletePrivilegesApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['application'] == null) {
+  if (params.application == null) {
     const err = new this[kConfigurationError]('Missing required parameter: application')
     return handleError(err, callback)
   }
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['name'] != null && (params['application'] == null)) {
+  if (params.name != null && (params.application == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: application')
     return handleError(err, callback)
   }
 
-  var { method, body, application, name, ...querystring } = params
+  let { method, body, application, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'privilege' + '/' + encodeURIComponent(application) + '/' + encodeURIComponent(name)
 
@@ -260,15 +260,15 @@ SecurityApi.prototype.deleteRole = function securityDeleteRoleApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'role' + '/' + encodeURIComponent(name)
 
@@ -287,15 +287,15 @@ SecurityApi.prototype.deleteRoleMapping = function securityDeleteRoleMappingApi
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'role_mapping' + '/' + encodeURIComponent(name)
 
@@ -314,15 +314,15 @@ SecurityApi.prototype.deleteUser = function securityDeleteUserApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['username'] == null) {
+  if (params.username == null) {
     const err = new this[kConfigurationError]('Missing required parameter: username')
     return handleError(err, callback)
   }
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username)
 
@@ -341,15 +341,15 @@ SecurityApi.prototype.disableUser = function securityDisableUserApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['username'] == null) {
+  if (params.username == null) {
     const err = new this[kConfigurationError]('Missing required parameter: username')
     return handleError(err, callback)
   }
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username) + '/' + '_disable'
 
@@ -368,15 +368,15 @@ SecurityApi.prototype.enableUser = function securityEnableUserApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['username'] == null) {
+  if (params.username == null) {
     const err = new this[kConfigurationError]('Missing required parameter: username')
     return handleError(err, callback)
   }
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username) + '/' + '_enable'
 
@@ -394,10 +394,10 @@ SecurityApi.prototype.enableUser = function securityEnableUserApi (params, optio
 SecurityApi.prototype.getApiKey = function securityGetApiKeyApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_security' + '/' + 'api_key'
 
@@ -415,10 +415,10 @@ SecurityApi.prototype.getApiKey = function securityGetApiKeyApi (params, options
 SecurityApi.prototype.getBuiltinPrivileges = function securityGetBuiltinPrivilegesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_security' + '/' + 'privilege' + '/' + '_builtin'
 
@@ -437,15 +437,15 @@ SecurityApi.prototype.getPrivileges = function securityGetPrivilegesApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['name'] != null && (params['application'] == null)) {
+  if (params.name != null && (params.application == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: application')
     return handleError(err, callback)
   }
 
-  var { method, body, application, name, ...querystring } = params
+  let { method, body, application, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((application) != null && (name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_security' + '/' + 'privilege' + '/' + encodeURIComponent(application) + '/' + encodeURIComponent(name)
@@ -471,10 +471,10 @@ SecurityApi.prototype.getPrivileges = function securityGetPrivilegesApi (params,
 SecurityApi.prototype.getRole = function securityGetRoleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_security' + '/' + 'role' + '/' + encodeURIComponent(name)
@@ -497,10 +497,10 @@ SecurityApi.prototype.getRole = function securityGetRoleApi (params, options, ca
 SecurityApi.prototype.getRoleMapping = function securityGetRoleMappingApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((name) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_security' + '/' + 'role_mapping' + '/' + encodeURIComponent(name)
@@ -524,15 +524,15 @@ SecurityApi.prototype.getToken = function securityGetTokenApi (params, options,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'oauth2' + '/' + 'token'
 
@@ -550,10 +550,10 @@ SecurityApi.prototype.getToken = function securityGetTokenApi (params, options,
 SecurityApi.prototype.getUser = function securityGetUserApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((username) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username)
@@ -576,10 +576,10 @@ SecurityApi.prototype.getUser = function securityGetUserApi (params, options, ca
 SecurityApi.prototype.getUserPrivileges = function securityGetUserPrivilegesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_security' + '/' + 'user' + '/' + '_privileges'
 
@@ -598,15 +598,15 @@ SecurityApi.prototype.grantApiKey = function securityGrantApiKeyApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_security' + '/' + 'api_key' + '/' + 'grant'
 
@@ -625,15 +625,15 @@ SecurityApi.prototype.hasPrivileges = function securityHasPrivilegesApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, user, ...querystring } = params
+  let { method, body, user, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((user) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(user) + '/' + '_has_privileges'
@@ -657,15 +657,15 @@ SecurityApi.prototype.invalidateApiKey = function securityInvalidateApiKeyApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'api_key'
 
@@ -684,15 +684,15 @@ SecurityApi.prototype.invalidateToken = function securityInvalidateTokenApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_security' + '/' + 'oauth2' + '/' + 'token'
 
@@ -711,15 +711,15 @@ SecurityApi.prototype.putPrivileges = function securityPutPrivilegesApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'privilege'
 
@@ -738,19 +738,19 @@ SecurityApi.prototype.putRole = function securityPutRoleApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'role' + '/' + encodeURIComponent(name)
 
@@ -769,19 +769,19 @@ SecurityApi.prototype.putRoleMapping = function securityPutRoleMappingApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['name'] == null) {
+  if (params.name == null) {
     const err = new this[kConfigurationError]('Missing required parameter: name')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, name, ...querystring } = params
+  let { method, body, name, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'role_mapping' + '/' + encodeURIComponent(name)
 
@@ -800,19 +800,19 @@ SecurityApi.prototype.putUser = function securityPutUserApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['username'] == null) {
+  if (params.username == null) {
     const err = new this[kConfigurationError]('Missing required parameter: username')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, username, ...querystring } = params
+  let { method, body, username, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_security' + '/' + 'user' + '/' + encodeURIComponent(username)
 

api/api/slm.js

@@ -35,15 +35,15 @@ SlmApi.prototype.deleteLifecycle = function slmDeleteLifecycleApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['policy_id'] == null && params['policyId'] == null) {
+  if (params.policy_id == null && params.policyId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: policy_id or policyId')
     return handleError(err, callback)
   }
 
-  var { method, body, policyId, policy_id, ...querystring } = params
+  let { method, body, policyId, policy_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_slm' + '/' + 'policy' + '/' + encodeURIComponent(policy_id || policyId)
 
@@ -62,15 +62,15 @@ SlmApi.prototype.executeLifecycle = function slmExecuteLifecycleApi (params, opt
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['policy_id'] == null && params['policyId'] == null) {
+  if (params.policy_id == null && params.policyId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: policy_id or policyId')
     return handleError(err, callback)
   }
 
-  var { method, body, policyId, policy_id, ...querystring } = params
+  let { method, body, policyId, policy_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_slm' + '/' + 'policy' + '/' + encodeURIComponent(policy_id || policyId) + '/' + '_execute'
 
@@ -88,10 +88,10 @@ SlmApi.prototype.executeLifecycle = function slmExecuteLifecycleApi (params, opt
 SlmApi.prototype.executeRetention = function slmExecuteRetentionApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_slm' + '/' + '_execute_retention'
 
@@ -109,10 +109,10 @@ SlmApi.prototype.executeRetention = function slmExecuteRetentionApi (params, opt
 SlmApi.prototype.getLifecycle = function slmGetLifecycleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, policyId, policy_id, ...querystring } = params
+  let { method, body, policyId, policy_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((policy_id || policyId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_slm' + '/' + 'policy' + '/' + encodeURIComponent(policy_id || policyId)
@@ -135,10 +135,10 @@ SlmApi.prototype.getLifecycle = function slmGetLifecycleApi (params, options, ca
 SlmApi.prototype.getStats = function slmGetStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_slm' + '/' + 'stats'
 
@@ -156,10 +156,10 @@ SlmApi.prototype.getStats = function slmGetStatsApi (params, options, callback)
 SlmApi.prototype.getStatus = function slmGetStatusApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_slm' + '/' + 'status'
 
@@ -178,15 +178,15 @@ SlmApi.prototype.putLifecycle = function slmPutLifecycleApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['policy_id'] == null && params['policyId'] == null) {
+  if (params.policy_id == null && params.policyId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: policy_id or policyId')
     return handleError(err, callback)
   }
 
-  var { method, body, policyId, policy_id, ...querystring } = params
+  let { method, body, policyId, policy_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_slm' + '/' + 'policy' + '/' + encodeURIComponent(policy_id || policyId)
 
@@ -204,10 +204,10 @@ SlmApi.prototype.putLifecycle = function slmPutLifecycleApi (params, options, ca
 SlmApi.prototype.start = function slmStartApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_slm' + '/' + 'start'
 
@@ -225,10 +225,10 @@ SlmApi.prototype.start = function slmStartApi (params, options, callback) {
 SlmApi.prototype.stop = function slmStopApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_slm' + '/' + 'stop'
 

api/api/snapshot.js

@@ -35,15 +35,15 @@ SnapshotApi.prototype.cleanupRepository = function snapshotCleanupRepositoryApi
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + '_cleanup'
 
@@ -62,36 +62,36 @@ SnapshotApi.prototype.clone = function snapshotCloneApi (params, options, callba
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
-  if (params['target_snapshot'] == null && params['targetSnapshot'] == null) {
+  if (params.target_snapshot == null && params.targetSnapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: target_snapshot or targetSnapshot')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
   // check required url components
-  if ((params['target_snapshot'] != null || params['targetSnapshot'] != null) && (params['snapshot'] == null || params['repository'] == null)) {
+  if ((params.target_snapshot != null || params.targetSnapshot != null) && (params.snapshot == null || params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: snapshot, repository')
     return handleError(err, callback)
-  } else if (params['snapshot'] != null && (params['repository'] == null)) {
+  } else if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, targetSnapshot, target_snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, targetSnapshot, target_snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot) + '/' + '_clone' + '/' + encodeURIComponent(target_snapshot || targetSnapshot)
 
@@ -110,25 +110,25 @@ SnapshotApi.prototype.create = function snapshotCreateApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot)
 
@@ -147,19 +147,19 @@ SnapshotApi.prototype.createRepository = function snapshotCreateRepositoryApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository)
 
@@ -178,25 +178,25 @@ SnapshotApi.prototype.delete = function snapshotDeleteApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot)
 
@@ -215,15 +215,15 @@ SnapshotApi.prototype.deleteRepository = function snapshotDeleteRepositoryApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository)
 
@@ -242,25 +242,25 @@ SnapshotApi.prototype.get = function snapshotGetApi (params, options, callback)
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot)
 
@@ -275,34 +275,13 @@ SnapshotApi.prototype.get = function snapshotGetApi (params, options, callback)
   return this.transport.request(request, options, callback)
 }
 
-SnapshotApi.prototype.getFeatures = function snapshotGetFeaturesApi (params, options, callback) {
-  ;[params, options, callback] = normalizeArguments(params, options, callback)
-
-  var { method, body, ...querystring } = params
-  querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
-
-  var path = ''
-  if (method == null) method = 'GET'
-  path = '/' + '_snapshottable_features'
-
-  // build request object
-  const request = {
-    method,
-    path,
-    body: null,
-    querystring
-  }
-
-  return this.transport.request(request, options, callback)
-}
-
 SnapshotApi.prototype.getRepository = function snapshotGetRepositoryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((repository) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_snapshot' + '/' + encodeURIComponent(repository)
@@ -326,25 +305,25 @@ SnapshotApi.prototype.restore = function snapshotRestoreApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
-  if (params['snapshot'] == null) {
+  if (params.snapshot == null) {
     const err = new this[kConfigurationError]('Missing required parameter: snapshot')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot) + '/' + '_restore'
 
@@ -363,15 +342,15 @@ SnapshotApi.prototype.status = function snapshotStatusApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required url components
-  if (params['snapshot'] != null && (params['repository'] == null)) {
+  if (params.snapshot != null && (params.repository == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, snapshot, ...querystring } = params
+  let { method, body, repository, snapshot, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((repository) != null && (snapshot) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + encodeURIComponent(snapshot) + '/' + '_status'
@@ -398,15 +377,15 @@ SnapshotApi.prototype.verifyRepository = function snapshotVerifyRepositoryApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['repository'] == null) {
+  if (params.repository == null) {
     const err = new this[kConfigurationError]('Missing required parameter: repository')
     return handleError(err, callback)
   }
 
-  var { method, body, repository, ...querystring } = params
+  let { method, body, repository, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_snapshot' + '/' + encodeURIComponent(repository) + '/' + '_verify'
 
@@ -425,7 +404,6 @@ Object.defineProperties(SnapshotApi.prototype, {
   cleanup_repository: { get () { return this.cleanupRepository } },
   create_repository: { get () { return this.createRepository } },
   delete_repository: { get () { return this.deleteRepository } },
-  get_features: { get () { return this.getFeatures } },
   get_repository: { get () { return this.getRepository } },
   verify_repository: { get () { return this.verifyRepository } }
 })

api/api/sql.js

@@ -35,15 +35,15 @@ SqlApi.prototype.clearCursor = function sqlClearCursorApi (params, options, call
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_sql' + '/' + 'close'
 
@@ -62,15 +62,15 @@ SqlApi.prototype.query = function sqlQueryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + '_sql'
 
@@ -89,15 +89,15 @@ SqlApi.prototype.translate = function sqlTranslateApi (params, options, callback
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + '_sql' + '/' + 'translate'
 

api/api/ssl.js

@@ -34,10 +34,10 @@ function SslApi (transport, ConfigurationError) {
 SslApi.prototype.certificates = function sslCertificatesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_ssl' + '/' + 'certificates'
 

api/api/tasks.js

@@ -34,10 +34,10 @@ function TasksApi (transport, ConfigurationError) {
 TasksApi.prototype.cancel = function tasksCancelApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, taskId, task_id, ...querystring } = params
+  let { method, body, taskId, task_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((task_id || taskId) != null) {
     if (method == null) method = 'POST'
     path = '/' + '_tasks' + '/' + encodeURIComponent(task_id || taskId) + '/' + '_cancel'
@@ -61,15 +61,15 @@ TasksApi.prototype.get = function tasksGetApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['task_id'] == null && params['taskId'] == null) {
+  if (params.task_id == null && params.taskId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: task_id or taskId')
     return handleError(err, callback)
   }
 
-  var { method, body, taskId, task_id, ...querystring } = params
+  let { method, body, taskId, task_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_tasks' + '/' + encodeURIComponent(task_id || taskId)
 
@@ -87,10 +87,10 @@ TasksApi.prototype.get = function tasksGetApi (params, options, callback) {
 TasksApi.prototype.list = function tasksListApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_tasks'
 

api/api/termvectors.js

@@ -30,15 +30,15 @@ function termvectorsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, id, type, ...querystring } = params
+  let { method, body, index, id, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = body == null ? 'GET' : 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_termvectors'

api/api/text_structure.js

@@ -35,15 +35,15 @@ TextStructureApi.prototype.findStructure = function textStructureFindStructureAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_text_structure' + '/' + 'find_structure'
 

api/api/transform.js

@@ -35,15 +35,15 @@ TransformApi.prototype.deleteTransform = function transformDeleteTransformApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId)
 
@@ -61,10 +61,10 @@ TransformApi.prototype.deleteTransform = function transformDeleteTransformApi (p
 TransformApi.prototype.getTransform = function transformGetTransformApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((transform_id || transformId) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId)
@@ -88,15 +88,15 @@ TransformApi.prototype.getTransformStats = function transformGetTransformStatsAp
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId) + '/' + '_stats'
 
@@ -115,15 +115,15 @@ TransformApi.prototype.previewTransform = function transformPreviewTransformApi
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_transform' + '/' + '_preview'
 
@@ -142,19 +142,19 @@ TransformApi.prototype.putTransform = function transformPutTransformApi (params,
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId)
 
@@ -173,15 +173,15 @@ TransformApi.prototype.startTransform = function transformStartTransformApi (par
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId) + '/' + '_start'
 
@@ -200,15 +200,15 @@ TransformApi.prototype.stopTransform = function transformStopTransformApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId) + '/' + '_stop'
 
@@ -227,19 +227,19 @@ TransformApi.prototype.updateTransform = function transformUpdateTransformApi (p
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['transform_id'] == null && params['transformId'] == null) {
+  if (params.transform_id == null && params.transformId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: transform_id or transformId')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, transformId, transform_id, ...querystring } = params
+  let { method, body, transformId, transform_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_transform' + '/' + encodeURIComponent(transform_id || transformId) + '/' + '_update'
 

api/api/update.js

@@ -23,30 +23,30 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['wait_for_active_shards', '_source', '_source_excludes', '_source_includes', 'lang', 'refresh', 'retry_on_conflict', 'routing', 'timeout', 'if_seq_no', 'if_primary_term', 'require_alias', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { waitForActiveShards: 'wait_for_active_shards', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', retryOnConflict: 'retry_on_conflict', ifSeqNo: 'if_seq_no', ifPrimaryTerm: 'if_primary_term', requireAlias: 'require_alias', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['wait_for_active_shards', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'lang', 'refresh', 'retry_on_conflict', 'routing', 'timeout', 'if_seq_no', 'if_primary_term', 'require_alias', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { waitForActiveShards: 'wait_for_active_shards', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', retryOnConflict: 'retry_on_conflict', ifSeqNo: 'if_seq_no', ifPrimaryTerm: 'if_primary_term', requireAlias: 'require_alias', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function updateApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
-  if (params['body'] == null) {
+  if (params.body == null) {
     const err = new this[kConfigurationError]('Missing required parameter: body')
     return handleError(err, callback)
   }
 
-  var { method, body, id, index, type, ...querystring } = params
+  let { method, body, id, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null && (id) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + encodeURIComponent(id) + '/' + '_update'

api/api/update_by_query.js

@@ -23,28 +23,28 @@
 /* eslint no-unused-vars: 0 */
 
 const { handleError, snakeCaseKeys, normalizeArguments, kConfigurationError } = require('../utils')
-const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'default_operator', 'df', 'from', 'ignore_unavailable', 'allow_no_indices', 'conflicts', 'expand_wildcards', 'lenient', 'pipeline', 'preference', 'q', 'routing', 'scroll', 'search_type', 'search_timeout', 'size', 'max_docs', 'sort', '_source', '_source_excludes', '_source_includes', 'terminate_after', 'stats', 'version', 'version_type', 'request_cache', 'refresh', 'timeout', 'wait_for_active_shards', 'scroll_size', 'wait_for_completion', 'requests_per_second', 'slices', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
-const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', searchTimeout: 'search_timeout', maxDocs: 'max_docs', _sourceExcludes: '_source_excludes', _sourceIncludes: '_source_includes', terminateAfter: 'terminate_after', versionType: 'version_type', requestCache: 'request_cache', waitForActiveShards: 'wait_for_active_shards', scrollSize: 'scroll_size', waitForCompletion: 'wait_for_completion', requestsPerSecond: 'requests_per_second', errorTrace: 'error_trace', filterPath: 'filter_path' }
+const acceptedQuerystring = ['analyzer', 'analyze_wildcard', 'default_operator', 'df', 'from', 'ignore_unavailable', 'allow_no_indices', 'conflicts', 'expand_wildcards', 'lenient', 'pipeline', 'preference', 'q', 'routing', 'scroll', 'search_type', 'search_timeout', 'size', 'max_docs', 'sort', '_source', '_source_excludes', '_source_exclude', '_source_includes', '_source_include', 'terminate_after', 'stats', 'version', 'version_type', 'request_cache', 'refresh', 'timeout', 'wait_for_active_shards', 'scroll_size', 'wait_for_completion', 'requests_per_second', 'slices', 'pretty', 'human', 'error_trace', 'source', 'filter_path']
+const snakeCase = { analyzeWildcard: 'analyze_wildcard', defaultOperator: 'default_operator', ignoreUnavailable: 'ignore_unavailable', allowNoIndices: 'allow_no_indices', expandWildcards: 'expand_wildcards', searchType: 'search_type', searchTimeout: 'search_timeout', maxDocs: 'max_docs', _sourceExcludes: '_source_excludes', _sourceExclude: '_source_exclude', _sourceIncludes: '_source_includes', _sourceInclude: '_source_include', terminateAfter: 'terminate_after', versionType: 'version_type', requestCache: 'request_cache', waitForActiveShards: 'wait_for_active_shards', scrollSize: 'scroll_size', waitForCompletion: 'wait_for_completion', requestsPerSecond: 'requests_per_second', errorTrace: 'error_trace', filterPath: 'filter_path' }
 
 function updateByQueryApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['index'] == null) {
+  if (params.index == null) {
     const err = new this[kConfigurationError]('Missing required parameter: index')
     return handleError(err, callback)
   }
 
   // check required url components
-  if (params['type'] != null && (params['index'] == null)) {
+  if (params.type != null && (params.index == null)) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: index')
     return handleError(err, callback)
   }
 
-  var { method, body, index, type, ...querystring } = params
+  let { method, body, index, type, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((index) != null && (type) != null) {
     if (method == null) method = 'POST'
     path = '/' + encodeURIComponent(index) + '/' + encodeURIComponent(type) + '/' + '_update_by_query'

api/api/update_by_query_rethrottle.js

@@ -30,19 +30,19 @@ function updateByQueryRethrottleApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['task_id'] == null && params['taskId'] == null) {
+  if (params.task_id == null && params.taskId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: task_id or taskId')
     return handleError(err, callback)
   }
-  if (params['requests_per_second'] == null && params['requestsPerSecond'] == null) {
+  if (params.requests_per_second == null && params.requestsPerSecond == null) {
     const err = new this[kConfigurationError]('Missing required parameter: requests_per_second or requestsPerSecond')
     return handleError(err, callback)
   }
 
-  var { method, body, taskId, task_id, ...querystring } = params
+  let { method, body, taskId, task_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_update_by_query' + '/' + encodeURIComponent(task_id || taskId) + '/' + '_rethrottle'
 

api/api/watcher.js

@@ -35,21 +35,21 @@ WatcherApi.prototype.ackWatch = function watcherAckWatchApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['watch_id'] == null && params['watchId'] == null) {
+  if (params.watch_id == null && params.watchId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: watch_id or watchId')
     return handleError(err, callback)
   }
 
   // check required url components
-  if ((params['action_id'] != null || params['actionId'] != null) && ((params['watch_id'] == null && params['watchId'] == null))) {
+  if ((params.action_id != null || params.actionId != null) && ((params.watch_id == null && params.watchId == null))) {
     const err = new this[kConfigurationError]('Missing required parameter of the url: watch_id')
     return handleError(err, callback)
   }
 
-  var { method, body, watchId, watch_id, actionId, action_id, ...querystring } = params
+  let { method, body, watchId, watch_id, actionId, action_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((watch_id || watchId) != null && (action_id || actionId) != null) {
     if (method == null) method = 'PUT'
     path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(watch_id || watchId) + '/' + '_ack' + '/' + encodeURIComponent(action_id || actionId)
@@ -73,15 +73,15 @@ WatcherApi.prototype.activateWatch = function watcherActivateWatchApi (params, o
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['watch_id'] == null && params['watchId'] == null) {
+  if (params.watch_id == null && params.watchId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: watch_id or watchId')
     return handleError(err, callback)
   }
 
-  var { method, body, watchId, watch_id, ...querystring } = params
+  let { method, body, watchId, watch_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(watch_id || watchId) + '/' + '_activate'
 
@@ -100,15 +100,15 @@ WatcherApi.prototype.deactivateWatch = function watcherDeactivateWatchApi (param
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['watch_id'] == null && params['watchId'] == null) {
+  if (params.watch_id == null && params.watchId == null) {
     const err = new this[kConfigurationError]('Missing required parameter: watch_id or watchId')
     return handleError(err, callback)
   }
 
-  var { method, body, watchId, watch_id, ...querystring } = params
+  let { method, body, watchId, watch_id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(watch_id || watchId) + '/' + '_deactivate'
 
@@ -127,15 +127,15 @@ WatcherApi.prototype.deleteWatch = function watcherDeleteWatchApi (params, optio
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'DELETE'
   path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(id)
 
@@ -153,10 +153,10 @@ WatcherApi.prototype.deleteWatch = function watcherDeleteWatchApi (params, optio
 WatcherApi.prototype.executeWatch = function watcherExecuteWatchApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((id) != null) {
     if (method == null) method = 'PUT'
     path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(id) + '/' + '_execute'
@@ -180,15 +180,15 @@ WatcherApi.prototype.getWatch = function watcherGetWatchApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(id)
 
@@ -207,15 +207,15 @@ WatcherApi.prototype.putWatch = function watcherPutWatchApi (params, options, ca
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
   // check required parameters
-  if (params['id'] == null) {
+  if (params.id == null) {
     const err = new this[kConfigurationError]('Missing required parameter: id')
     return handleError(err, callback)
   }
 
-  var { method, body, id, ...querystring } = params
+  let { method, body, id, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'PUT'
   path = '/' + '_watcher' + '/' + 'watch' + '/' + encodeURIComponent(id)
 
@@ -233,10 +233,10 @@ WatcherApi.prototype.putWatch = function watcherPutWatchApi (params, options, ca
 WatcherApi.prototype.queryWatches = function watcherQueryWatchesApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = body == null ? 'GET' : 'POST'
   path = '/' + '_watcher' + '/' + '_query' + '/' + 'watches'
 
@@ -254,10 +254,10 @@ WatcherApi.prototype.queryWatches = function watcherQueryWatchesApi (params, opt
 WatcherApi.prototype.start = function watcherStartApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_watcher' + '/' + '_start'
 
@@ -275,10 +275,10 @@ WatcherApi.prototype.start = function watcherStartApi (params, options, callback
 WatcherApi.prototype.stats = function watcherStatsApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, metric, ...querystring } = params
+  let { method, body, metric, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if ((metric) != null) {
     if (method == null) method = 'GET'
     path = '/' + '_watcher' + '/' + 'stats' + '/' + encodeURIComponent(metric)
@@ -301,10 +301,10 @@ WatcherApi.prototype.stats = function watcherStatsApi (params, options, callback
 WatcherApi.prototype.stop = function watcherStopApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'POST'
   path = '/' + '_watcher' + '/' + '_stop'
 

api/api/xpack.js

@@ -34,10 +34,10 @@ function XpackApi (transport, ConfigurationError) {
 XpackApi.prototype.info = function xpackInfoApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_xpack'
 
@@ -55,10 +55,10 @@ XpackApi.prototype.info = function xpackInfoApi (params, options, callback) {
 XpackApi.prototype.usage = function xpackUsageApi (params, options, callback) {
   ;[params, options, callback] = normalizeArguments(params, options, callback)
 
-  var { method, body, ...querystring } = params
+  let { method, body, ...querystring } = params
   querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-  var path = ''
+  let path = ''
   if (method == null) method = 'GET'
   path = '/' + '_xpack' + '/' + 'usage'
 

api/index.js

@@ -33,6 +33,7 @@ const deleteScriptApi = require('./api/delete_script')
 const existsApi = require('./api/exists')
 const existsSourceApi = require('./api/exists_source')
 const explainApi = require('./api/explain')
+const FeaturesApi = require('./api/features')
 const fieldCapsApi = require('./api/field_caps')
 const getApi = require('./api/get')
 const getScriptApi = require('./api/get_script')
@@ -94,6 +95,7 @@ const { kConfigurationError } = require('./utils')
 const kCat = Symbol('Cat')
 const kCluster = Symbol('Cluster')
 const kDanglingIndices = Symbol('DanglingIndices')
+const kFeatures = Symbol('Features')
 const kIndices = Symbol('Indices')
 const kIngest = Symbol('Ingest')
 const kNodes = Symbol('Nodes')
@@ -127,6 +129,7 @@ function ESAPI (opts) {
   this[kCat] = null
   this[kCluster] = null
   this[kDanglingIndices] = null
+  this[kFeatures] = null
   this[kIndices] = null
   this[kIngest] = null
   this[kNodes] = null
@@ -228,6 +231,14 @@ Object.defineProperties(ESAPI.prototype, {
   delete_by_query_rethrottle: { get () { return this.deleteByQueryRethrottle } },
   delete_script: { get () { return this.deleteScript } },
   exists_source: { get () { return this.existsSource } },
+  features: {
+    get () {
+      if (this[kFeatures] === null) {
+        this[kFeatures] = new FeaturesApi(this.transport, this[kConfigurationError])
+      }
+      return this[kFeatures]
+    }
+  },
   field_caps: { get () { return this.fieldCaps } },
   get_script: { get () { return this.getScript } },
   get_script_context: { get () { return this.getScriptContext } },

api/kibana.d.ts

@@ -176,6 +176,9 @@ interface KibanaClient {
   exists<TResponse = boolean, TContext = Context>(params?: RequestParams.Exists, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
   existsSource<TResponse = boolean, TContext = Context>(params?: RequestParams.ExistsSource, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
   explain<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params?: RequestParams.Explain<TRequestBody>, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
+  features: {
+    getFeatures<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.FeaturesGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
+  }
   fieldCaps<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params?: RequestParams.FieldCaps<TRequestBody>, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
   get<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.Get, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
   getScript<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.GetScript, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
@@ -435,7 +438,6 @@ interface KibanaClient {
     delete<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotDelete, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     deleteRepository<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotDeleteRepository, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     get<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGet, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
-    getFeatures<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     getRepository<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGetRepository, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     restore<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotRestore<TRequestBody>, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     status<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotStatus, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>

api/requestParams.d.ts

@@ -45,6 +45,8 @@ export interface AsyncSearchStatus extends Generic {
 
 export interface AsyncSearchSubmit<T = RequestBody> extends Generic {
   index?: string | string[];
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   wait_for_completion_timeout?: string;
   keep_on_completion?: boolean;
   keep_alive?: string;
@@ -108,6 +110,8 @@ export interface AutoscalingPutAutoscalingPolicy<T = RequestBody> extends Generi
 export interface Bulk<T = RequestNDBody> extends Generic {
   index?: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   wait_for_active_shards?: string;
   refresh?: 'wait_for' | boolean;
   routing?: string;
@@ -648,6 +652,8 @@ export interface Delete extends Generic {
 export interface DeleteByQuery<T = RequestBody> extends Generic {
   index: string | string[];
   type?: string | string[];
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   analyzer?: string;
   analyze_wildcard?: boolean;
   default_operator?: 'AND' | 'OR';
@@ -742,6 +748,8 @@ export interface Exists extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   stored_fields?: string | string[];
   preference?: string;
   realtime?: boolean;
@@ -758,6 +766,8 @@ export interface ExistsSource extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   preference?: string;
   realtime?: boolean;
   refresh?: boolean;
@@ -773,6 +783,8 @@ export interface Explain<T = RequestBody> extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   analyze_wildcard?: boolean;
   analyzer?: string;
   default_operator?: 'AND' | 'OR';
@@ -788,6 +800,10 @@ export interface Explain<T = RequestBody> extends Generic {
   body?: T;
 }
 
+export interface FeaturesGetFeatures extends Generic {
+  master_timeout?: string;
+}
+
 export interface FieldCaps<T = RequestBody> extends Generic {
   index?: string | string[];
   fields?: string | string[];
@@ -802,6 +818,8 @@ export interface Get extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   stored_fields?: string | string[];
   preference?: string;
   realtime?: boolean;
@@ -829,6 +847,8 @@ export interface GetSource extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   preference?: string;
   realtime?: boolean;
   refresh?: boolean;
@@ -1451,6 +1471,8 @@ export interface LogstashPutPipeline<T = RequestBody> extends Generic {
 export interface Mget<T = RequestBody> extends Generic {
   index?: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   stored_fields?: string | string[];
   preference?: string;
   realtime?: boolean;
@@ -2074,6 +2096,8 @@ export interface Scroll<T = RequestBody> extends Generic {
 export interface Search<T = RequestBody> extends Generic {
   index?: string | string[];
   type?: string | string[];
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   analyzer?: string;
   analyze_wildcard?: boolean;
   ccs_minimize_roundtrips?: boolean;
@@ -2394,10 +2418,6 @@ export interface SnapshotGet extends Generic {
   verbose?: boolean;
 }
 
-export interface SnapshotGetFeatures extends Generic {
-  master_timeout?: string;
-}
-
 export interface SnapshotGetRepository extends Generic {
   repository?: string | string[];
   master_timeout?: string;
@@ -2555,6 +2575,8 @@ export interface Update<T = RequestBody> extends Generic {
   id: string;
   index: string;
   type?: string;
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   wait_for_active_shards?: string;
   _source?: string | string[];
   _source_excludes?: string | string[];
@@ -2573,6 +2595,8 @@ export interface Update<T = RequestBody> extends Generic {
 export interface UpdateByQuery<T = RequestBody> extends Generic {
   index: string | string[];
   type?: string | string[];
+  _source_exclude?: string | string[];
+  _source_include?: string | string[];
   analyzer?: string;
   analyze_wildcard?: boolean;
   default_operator?: 'AND' | 'OR';

api/utils.js

@@ -31,10 +31,10 @@ function handleError (err, callback) {
 }
 
 function snakeCaseKeys (acceptedQuerystring, snakeCase, querystring) {
-  var target = {}
-  var keys = Object.keys(querystring)
-  for (var i = 0, len = keys.length; i < len; i++) {
-    var key = keys[i]
+  const target = {}
+  const keys = Object.keys(querystring)
+  for (let i = 0, len = keys.length; i < len; i++) {
+    const key = keys[i]
     target[snakeCase[key] || key] = querystring[key]
   }
   return target

docs/examples/asStream.asciidoc

@@ -57,7 +57,7 @@ async function run () {
   })
 
   // stream async iteration, available in Node.js ≥ 10
-  var payload = ''
+  let payload = ''
   body.setEncoding('utf8')
   for await (const chunk of body) {
     payload += chunk
@@ -65,7 +65,7 @@ async function run () {
   console.log(JSON.parse(payload))
 
   // classic stream callback style
-  var payload = ''
+  let payload = ''
   body.setEncoding('utf8')
   body.on('data', chunk => { payload += chunk })
   body.on('error', console.log)
@@ -101,4 +101,4 @@ fastify.post('/search/:index', async (req, reply) => {
 })
 
 fastify.listen(3000)
-----
+----

docs/examples/scroll.asciidoc

@@ -124,7 +124,7 @@ const client = new Client({ node: 'http://localhost:9200' })
 
 // Scroll utility
 async function * scrollSearch (params) {
-  var response = await client.search(params)
+  let response = await client.search(params)
 
   while (true) {
     const sourceHits = response.body.hits.hits
@@ -190,4 +190,4 @@ async function run () {
 }
 
 run().catch(console.log)
-----
+----

docs/examples/sql.query.asciidoc

@@ -51,7 +51,7 @@ async function run () {
 
   const data = body.rows.map(row => {
     const obj = {}
-    for (var i = 0; i < row.length; i++) {
+    for (let i = 0; i < row.length; i++) {
       obj[body.columns[i].name] = row[i]
     }
     return obj

docs/installation.asciidoc

@@ -24,7 +24,7 @@ To learn more about the supported major versions, please refer to the
 [[nodejs-support]]
 === Node.js support
 
-NOTE: The minimum supported version of Node.js is `v8`.
+NOTE: The minimum supported version of Node.js is `v10`.
 
 The client versioning follows the {stack} versioning, this means that
 major, minor, and patch releases are done following a precise schedule that

docs/reference.asciidoc

@@ -3264,6 +3264,23 @@ _Default:_ `OR`
 
 |===
 
+[discrete]
+=== features.getFeatures
+
+[source,ts]
+----
+client.features.getFeatures({
+  master_timeout: string
+})
+----
+link:{ref}/modules-snapshots.html[Documentation] +
+[cols=2*]
+|===
+|`master_timeout` or `masterTimeout`
+|`string` - Explicit operation timeout for connection to master node
+
+|===
+
 [discrete]
 === fieldCaps
 
@@ -9976,23 +9993,6 @@ link:{ref}/modules-snapshots.html[Documentation] +
 
 |===
 
-[discrete]
-=== snapshot.getFeatures
-
-[source,ts]
-----
-client.snapshot.getFeatures({
-  master_timeout: string
-})
-----
-link:{ref}/modules-snapshots.html[Documentation] +
-[cols=2*]
-|===
-|`master_timeout` or `masterTimeout`
-|`string` - Explicit operation timeout for connection to master node
-
-|===
-
 [discrete]
 === snapshot.getRepository
 

index.d.ts

@@ -720,6 +720,16 @@ declare class Client {
   explain<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
   explain<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params: RequestParams.Explain<TRequestBody>, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
   explain<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params: RequestParams.Explain<TRequestBody>, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+  features: {
+    get_features<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.FeaturesGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
+    get_features<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+    get_features<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.FeaturesGetFeatures, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+    get_features<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.FeaturesGetFeatures, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+    getFeatures<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.FeaturesGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
+    getFeatures<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+    getFeatures<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.FeaturesGetFeatures, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+    getFeatures<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.FeaturesGetFeatures, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
+  }
   field_caps<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params?: RequestParams.FieldCaps<TRequestBody>, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
   field_caps<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
   field_caps<TResponse = Record<string, any>, TRequestBody extends RequestBody = Record<string, any>, TContext = Context>(params: RequestParams.FieldCaps<TRequestBody>, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
@@ -2391,14 +2401,6 @@ declare class Client {
     get<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
     get<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGet, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
     get<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGet, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    get_features<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
-    get_features<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    get_features<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGetFeatures, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    get_features<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGetFeatures, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    getFeatures<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGetFeatures, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
-    getFeatures<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    getFeatures<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGetFeatures, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
-    getFeatures<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGetFeatures, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>): TransportRequestCallback
     get_repository<TResponse = Record<string, any>, TContext = Context>(params?: RequestParams.SnapshotGetRepository, options?: TransportRequestOptions): TransportRequestPromise<ApiResponse<TResponse, TContext>>
     get_repository<TResponse = Record<string, any>, TContext = Context>(callback: callbackFn<TResponse, TContext>): TransportRequestCallback
     get_repository<TResponse = Record<string, any>, TContext = Context>(params: RequestParams.SnapshotGetRepository, callback: callbackFn<TResponse, TContext>): TransportRequestCallback

index.js

@@ -27,8 +27,7 @@ const debug = require('debug')('elasticsearch')
 const Transport = require('./lib/Transport')
 const Connection = require('./lib/Connection')
 const { ConnectionPool, CloudConnectionPool } = require('./lib/pool')
-// Helpers works only in Node.js >= 10
-const Helpers = nodeMajor < 10 ? /* istanbul ignore next */ null : require('./lib/Helpers')
+const Helpers = require('./lib/Helpers')
 const Serializer = require('./lib/Serializer')
 const errors = require('./lib/errors')
 const { ConfigurationError } = errors
@@ -48,15 +47,6 @@ const kEventEmitter = Symbol('elasticsearchjs-event-emitter')
 
 const ESAPI = require('./api')
 
-/* istanbul ignore next */
-if (nodeMajor < 10) {
-  process.emitWarning('You are using a version of Node.js that is currently in EOL. ' +
-                      'The support for this version will be dropped in 7.12. ' +
-                      'Please refer to https://ela.st/nodejs-support for additional information.',
-  'DeprecationWarning'
-  )
-}
-
 /* istanbul ignore next */
 if (nodeMajor >= 10 && nodeMajor < 12) {
   process.emitWarning('You are using a version of Node.js that will reach EOL in April 2021. ' +
@@ -189,16 +179,13 @@ class Client extends ESAPI {
       context: options.context
     })
 
-    /* istanbul ignore else */
-    if (Helpers !== null) {
-      this.helpers = new Helpers({
-        client: this,
-        maxRetries: options.maxRetries,
-        metaHeader: options.enableMetaHeader
-          ? `es=${clientVersion},js=${nodeVersion},t=${clientVersion},hc=${nodeVersion}`
-          : null
-      })
-    }
+    this.helpers = new Helpers({
+      client: this,
+      maxRetries: options.maxRetries,
+      metaHeader: options.enableMetaHeader
+        ? `es=${clientVersion},js=${nodeVersion},t=${clientVersion},hc=${nodeVersion}`
+        : null
+    })
   }
 
   get emit () {
@@ -223,7 +210,7 @@ class Client extends ESAPI {
       opts = {}
     }
 
-    var [namespace, method] = name.split('.')
+    let [namespace, method] = name.split('.')
     if (method == null) {
       method = namespace
       namespace = null

lib/Connection.js

@@ -213,8 +213,8 @@ class Connection {
     }
 
     const paramsKeys = Object.keys(params)
-    for (var i = 0, len = paramsKeys.length; i < len; i++) {
-      var key = paramsKeys[i]
+    for (let i = 0, len = paramsKeys.length; i < len; i++) {
+      const key = paramsKeys[i]
       if (key === 'path') {
         request.pathname = resolve(request.pathname, params[key])
       } else if (key === 'querystring' && !!params[key] === true) {

lib/Serializer.js

@@ -27,8 +27,9 @@ const { SerializationError, DeserializationError } = require('./errors')
 class Serializer {
   serialize (object) {
     debug('Serializing', object)
+    let json
     try {
-      var json = JSON.stringify(object)
+      json = JSON.stringify(object)
     } catch (err) {
       throw new SerializationError(err.message, object)
     }
@@ -37,8 +38,9 @@ class Serializer {
 
   deserialize (json) {
     debug('Deserializing', json)
+    let object
     try {
-      var object = sjson.parse(json)
+      object = sjson.parse(json)
     } catch (err) {
       throw new DeserializationError(err.message, json)
     }
@@ -50,8 +52,8 @@ class Serializer {
     if (Array.isArray(array) === false) {
       throw new SerializationError('The argument provided is not an array')
     }
-    var ndjson = ''
-    for (var i = 0, len = array.length; i < len; i++) {
+    let ndjson = ''
+    for (let i = 0, len = array.length; i < len; i++) {
       if (typeof array[i] === 'string') {
         ndjson += array[i] + '\n'
       } else {
@@ -67,8 +69,8 @@ class Serializer {
     if (typeof object === 'string') return object
     // arrays should be serialized as comma separated list
     const keys = Object.keys(object)
-    for (var i = 0, len = keys.length; i < len; i++) {
-      var key = keys[i]
+    for (let i = 0, len = keys.length; i < len; i++) {
+      const key = keys[i]
       // elasticsearch will complain for keys without a value
       if (object[key] === undefined) {
         delete object[key]

lib/Transport.d.ts

@@ -120,6 +120,7 @@ export interface TransportRequestCallback {
 
 export interface TransportRequestPromise<T> extends Promise<T> {
   abort: () => void;
+  finally(onFinally?: (() => void) | undefined | null): Promise<T>;
 }
 
 export interface TransportGetConnectionOptions {

lib/Transport.js

@@ -91,7 +91,7 @@ class Transport {
       callback = options
       options = {}
     }
-    var p = null
+    let p = null
 
     // promises support
     if (callback === undefined) {
@@ -147,9 +147,10 @@ class Transport {
     // the size of the stream, we risk to take too much memory.
     // Furthermore, copying everytime the stream is very a expensive operation.
     const maxRetries = isStream(params.body) || isStream(params.bulkBody)
-      ? 0 : (typeof options.maxRetries === 'number' ? options.maxRetries : this.maxRetries)
+      ? 0
+      : (typeof options.maxRetries === 'number' ? options.maxRetries : this.maxRetries)
     const compression = options.compression !== undefined ? options.compression : this.compression
-    var request = { abort: noop }
+    let request = { abort: noop }
     const transportReturn = {
       then (onFulfilled, onRejected) {
         return p.then(onFulfilled, onRejected)
@@ -162,6 +163,9 @@ class Transport {
         request.abort()
         debug('Aborting request', params)
         return this
+      },
+      finally (onFinally) {
+        return p.finally(onFinally)
       }
     }
 
@@ -525,7 +529,7 @@ function defaultNodeFilter (node) {
 }
 
 function roundRobinSelector () {
-  var current = -1
+  let current = -1
   return function _roundRobinSelector (connections) {
     if (++current >= connections.length) {
       current = 0
@@ -540,8 +544,8 @@ function randomSelector (connections) {
 }
 
 function generateRequestId () {
-  var maxInt = 2147483647
-  var nextReqId = 0
+  const maxInt = 2147483647
+  let nextReqId = 0
   return function genReqId (params, options) {
     return (nextReqId = (nextReqId + 1) & maxInt)
   }

lib/pool/BaseConnectionPool.js

@@ -128,7 +128,7 @@ class BaseConnectionPool {
    */
   empty (callback) {
     debug('Emptying the connection pool')
-    var openConnections = this.size
+    let openConnections = this.size
     this.connections.forEach(connection => {
       connection.close(() => {
         if (--openConnections === 0) {
@@ -201,7 +201,7 @@ class BaseConnectionPool {
     const ids = Object.keys(nodes)
     const hosts = []
 
-    for (var i = 0, len = ids.length; i < len; i++) {
+    for (let i = 0, len = ids.length; i < len; i++) {
       const node = nodes[ids[i]]
       // If there is no protocol in
       // the `publish_address` new URL will throw
@@ -210,7 +210,7 @@ class BaseConnectionPool {
       //   - hostname/ip:port
       // if we encounter the second case, we should
       // use the hostname instead of the ip
-      var address = node.http.publish_address
+      let address = node.http.publish_address
       const parts = address.split('/')
       // the url is in the form of hostname/ip:port
       if (parts.length > 1) {

lib/pool/ConnectionPool.js

@@ -80,7 +80,7 @@ class ConnectionPool extends BaseConnectionPool {
       // list a node that no longer exist. The following check verify
       // that the connection is still part of the pool before
       // marking it as dead.
-      for (var i = 0; i < this.size; i++) {
+      for (let i = 0; i < this.size; i++) {
         if (this.connections[i].id === id) {
           this.dead.push(id)
           break
@@ -138,7 +138,7 @@ class ConnectionPool extends BaseConnectionPool {
         path: '/',
         timeout: this.pingTimeout
       }, (err, response) => {
-        var isAlive = true
+        let isAlive = true
         const statusCode = response !== null ? response.statusCode : 0
         if (err != null ||
            (statusCode === 502 || statusCode === 503 || statusCode === 504)) {
@@ -170,8 +170,7 @@ class ConnectionPool extends BaseConnectionPool {
         isAlive: true,
         connection
       })
-      // eslint-disable-next-line standard/no-callback-literal
-      callback(true, connection)
+      callback(true, connection) // eslint-disable-line
     }
   }
 
@@ -199,7 +198,7 @@ class ConnectionPool extends BaseConnectionPool {
 
     // TODO: can we cache this?
     const connections = []
-    for (var i = 0; i < this.size; i++) {
+    for (let i = 0; i < this.size; i++) {
       const connection = this.connections[i]
       if (noAliveConnections || connection.status === Connection.statuses.ALIVE) {
         if (filter(connection) === true) {

package.json

@@ -25,7 +25,6 @@
   ],
   "scripts": {
     "test": "npm run lint && tap test/{unit,acceptance}/{*,**/*}.test.js && npm run test:types",
-    "test:node8": "npm run lint && tap test/{unit,acceptance}/*.test.js",
     "test:unit": "tap test/unit/{*,**/*}.test.js",
     "test:acceptance": "tap test/acceptance/*.test.js",
     "test:integration": "node test/integration/index.js",
@@ -49,37 +48,37 @@
   },
   "devDependencies": {
     "@sinonjs/fake-timers": "github:sinonjs/fake-timers#0bfffc1",
-    "@types/node": "^12.6.2",
+    "@types/node": "^14.14.28",
     "convert-hrtime": "^3.0.0",
     "dedent": "^0.7.0",
-    "deepmerge": "^4.0.0",
+    "deepmerge": "^4.2.2",
     "dezalgo": "^1.0.3",
-    "fast-deep-equal": "^3.1.1",
-    "into-stream": "^5.1.1",
-    "js-yaml": "^3.13.1",
+    "fast-deep-equal": "^3.1.3",
+    "into-stream": "^6.0.0",
+    "js-yaml": "^4.0.0",
     "license-checker": "^25.0.1",
-    "minimist": "^1.2.0",
-    "ora": "^3.4.0",
+    "minimist": "^1.2.5",
+    "ora": "^5.3.0",
     "pretty-hrtime": "^1.0.3",
     "proxy": "^1.0.2",
-    "rimraf": "^2.6.3",
-    "semver": "^6.0.0",
-    "simple-git": "^1.110.0",
-    "simple-statistics": "^7.0.2",
-    "split2": "^3.1.1",
-    "standard": "^13.0.2",
+    "rimraf": "^3.0.2",
+    "semver": "^7.3.4",
+    "simple-git": "^2.35.0",
+    "simple-statistics": "^7.4.1",
+    "split2": "^3.2.2",
+    "standard": "^16.0.3",
     "stoppable": "^1.1.0",
-    "tap": "^14.4.1",
-    "tsd": "^0.13.1",
-    "workq": "^2.1.0",
-    "xmlbuilder2": "^2.1.2"
+    "tap": "^14.11.0",
+    "tsd": "^0.14.0",
+    "workq": "^3.0.0",
+    "xmlbuilder2": "^2.4.0"
   },
   "dependencies": {
-    "debug": "^4.1.1",
+    "debug": "^4.3.1",
     "hpagent": "^0.1.1",
-    "ms": "^2.1.1",
+    "ms": "^2.1.3",
     "pump": "^3.0.0",
-    "secure-json-parse": "^2.1.0"
+    "secure-json-parse": "^2.3.1"
   },
   "license": "Apache-2.0",
   "repository": {
@@ -90,7 +89,7 @@
     "url": "https://github.com/elastic/elasticsearch-js/issues"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=10"
   },
   "tsd": {
     "directory": "test/types"
@@ -103,4 +102,4 @@
     "coverage": false,
     "jobs-auto": true
   }
-}
+}

scripts/utils/clone-es.js

@@ -42,8 +42,8 @@ function cloneAndCheckout (opts, callback) {
    * @param {function} callback
    */
   function withTag (tag, callback) {
-    var fresh = false
-    var retry = 0
+    let fresh = false
+    let retry = 0
 
     if (!pathExist(esFolder)) {
       if (!createFolder(esFolder)) {

scripts/utils/generateApis.js

@@ -208,7 +208,7 @@ function generateSingleApi (version, spec, common) {
   // get the required parts from the url
   // if the url has at least one static path,
   // then there are not required parts of the url
-  var allParts = []
+  let allParts = []
   for (const path of paths) {
     if (path.parts) {
       allParts.push(Object.keys(path.parts))
@@ -252,10 +252,10 @@ function generateSingleApi (version, spec, common) {
 
     ${genUrlValidation(paths, api)}
 
-    var { ${genQueryBlacklist(false)}, ...querystring } = params
+    let { ${genQueryBlacklist(false)}, ...querystring } = params
     querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring)
 
-    var path = ''
+    let path = ''
     ${buildPath(api)}
 
     // build request object
@@ -291,7 +291,7 @@ function generateSingleApi (version, spec, common) {
     return code.join('\n        ')
 
     function _genRequiredCheck (param) {
-      var camelCased = param[0] === '_'
+      const camelCased = param[0] === '_'
         ? '_' + param.slice(1).replace(/_([a-z])/g, k => k[1].toUpperCase())
         : param.replace(/_([a-z])/g, k => k[1].toUpperCase())
 
@@ -388,7 +388,7 @@ function generateSingleApi (version, spec, common) {
       return path.length > 0 ? ('\'/\' + ' + path) : '\'/\''
     }
 
-    var hasStaticPath = false
+    let hasStaticPath = false
     const sortedPaths = paths
       // some legacy API have mutliple statis paths
       // this filter removes them
@@ -403,8 +403,8 @@ function generateSingleApi (version, spec, common) {
       // sort by number of parameters (desc)
       .sort((a, b) => Object.keys(b.parts || {}).length - Object.keys(a.parts || {}).length)
 
-    var code = ''
-    for (var i = 0; i < sortedPaths.length; i++) {
+    let code = ''
+    for (let i = 0; i < sortedPaths.length; i++) {
       const { path, methods } = sortedPaths[i]
       if (sortedPaths.length === 1) {
         code += `if (method == null) method = ${generatePickMethod(methods)}
@@ -492,13 +492,13 @@ function genUrlValidation (paths, api) {
     .map(s => s.slice(1, -1))
     .reverse()
 
-  var code = ''
+  let code = ''
 
   const len = chunks.length
   chunks.forEach((chunk, index) => {
     if (index === len - 1) return
-    var params = []
-    var camelCased = chunk[0] === '_'
+    const params = []
+    let camelCased = chunk[0] === '_'
       ? '_' + chunk.slice(1).replace(/_([a-z])/g, k => k[1].toUpperCase())
       : chunk.replace(/_([a-z])/g, k => k[1].toUpperCase())
 
@@ -507,7 +507,7 @@ function genUrlValidation (paths, api) {
     } else {
       code += `${index ? '} else ' : ''}if ((params['${chunk}'] != null || params['${camelCased}'] != null) && (`
     }
-    for (var i = index + 1; i < len; i++) {
+    for (let i = index + 1; i < len; i++) {
       params.push(chunks[i])
       // url parts can be declared in camelCase fashion
       camelCased = chunks[i][0] === '_'
@@ -543,7 +543,7 @@ function generateDocumentation ({ documentation }, op) {
 
   if (documentation == null) return ''
 
-  var doc = '/**\n'
+  let doc = '/**\n'
   doc += `     * Perform a ${op} request\n`
   if (documentation.description) {
     doc += `     * ${documentation.description.replace(/\u00A0/g, ' ')}\n`

scripts/utils/generateDocs.js

@@ -28,7 +28,7 @@ const codeExamples = readdirSync(join(__dirname, '..', '..', 'docs', 'examples')
   .filter(api => api !== 'index')
 
 function generateDocs (common, spec) {
-  var doc = dedent`
+  let doc = dedent`
   [[api-reference]]
 
   ////////
@@ -110,7 +110,7 @@ function generateDocs (common, spec) {
 }
 
 function commonParameters (spec) {
-  var doc = dedent`
+  let doc = dedent`
   [discrete]
   === Common parameters
   Parameters that are accepted by all API endpoints.
@@ -196,7 +196,7 @@ function generateApiDoc (spec) {
 
   const codeParameters = params
     .reduce((acc, val) => {
-      var code = `${val.name}: ${val.type},`
+      const code = `${val.name}: ${val.type},`
       acc += acc === ''
         ? code
         : '\n    ' + code
@@ -210,7 +210,7 @@ function generateApiDoc (spec) {
     ? ''
     : `*Stability:* ${spec[name].stability}`
 
-  var doc = dedent`
+  let doc = dedent`
   [discrete]
   === ${camelify(name)}
   ${stability}

scripts/utils/generateMain.js

@@ -235,44 +235,44 @@ function buildMethodDefinition (opts, api, name, hasBody, isHead) {
   if (opts.kibana) {
     if (hasBody) {
       return [
-        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` }
+        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' }
       ]
     } else {
       return [
-        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` }
+        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' }
       ]
     }
   }
 
   if (hasBody) {
     let methods = [
-      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` },
-      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` }
+      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' },
+      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+      { key: `${api}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' }
     ]
     if (isSnakeCased(api)) {
       methods = methods.concat([
-        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` }
+        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params?: RequestParams.${Name}<TRequestBody>, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TRequestBody extends ${bodyType} = ${defaultBodyType}, TContext = Context>(params: RequestParams.${Name}<TRequestBody>, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' }
       ])
     }
     return methods
   } else {
     let methods = [
-      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` },
-      { key: `${api}<TResponse = ${responseType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` }
+      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' },
+      { key: `${api}<TResponse = ${responseType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+      { key: `${api}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' }
     ]
     if (isSnakeCased(api)) {
       methods = methods.concat([
-        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: `TransportRequestPromise<ApiResponse<TResponse, TContext>>` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` },
-        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: `TransportRequestCallback` }
+        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params?: RequestParams.${Name}, options?: TransportRequestOptions)`, val: 'TransportRequestPromise<ApiResponse<TResponse, TContext>>' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' },
+        { key: `${camelify(api)}<TResponse = ${responseType}, TContext = Context>(params: RequestParams.${Name}, options: TransportRequestOptions, callback: callbackFn<TResponse, TContext>)`, val: 'TransportRequestCallback' }
       ])
     }
     return methods

scripts/utils/generateRequestTypes.js

@@ -33,7 +33,7 @@ const ndjsonApiKey = ndjsonApi
 
 function generate (version, api) {
   const release = semver.valid(version) ? semver.major(version) : version
-  var types = `/*
+  let types = `/*
  * Licensed to Elasticsearch B.V. under one or more contributor
  * license agreements. See the NOTICE file distributed with
  * this work for additional information regarding copyright
@@ -79,8 +79,8 @@ export interface Generic {
     // get the required parts from the url
     // if the url has at least one static path,
     // then there are not required parts of the url
-    var allParts = []
-    var requiredParts = []
+    let allParts = []
+    let requiredParts = []
     for (const path of paths) {
       if (path.parts) {
         allParts.push(Object.keys(path.parts))
@@ -146,7 +146,7 @@ export interface ${toPascalCase(name)}${body ? `<T = ${bodyGeneric}>` : ''} exte
       case 'time':
       case 'timeout':
         return 'string'
-      case 'enum':
+      case 'enum': {
         // the following code changes 'true' | 'false' to boolean
         let foundTrue = false
         let foundFalse = false
@@ -172,6 +172,7 @@ export interface ${toPascalCase(name)}${body ? `<T = ${bodyGeneric}>` : ''} exte
           options.push('boolean')
         }
         return options.join(' | ')
+      }
       case 'int':
       case 'double':
       case 'long':

test/acceptance/observability.test.js

@@ -16,7 +16,7 @@ test('Request id', t => {
     const genReqId = generateRequestId()
     t.type(genReqId, 'function')
 
-    for (var i = 1; i <= 10; i++) {
+    for (let i = 1; i <= 10; i++) {
       t.strictEqual(genReqId(), i)
     }
 

test/acceptance/resurrect.test.js

@@ -95,7 +95,7 @@ test('Resurrect a node and handle 502/3/4 status code', t => {
   const clock = FakeTimers.install({ toFake: ['Date'] })
   const q = workq()
 
-  var count = 0
+  let count = 0
   function handler (req, res) {
     res.statusCode = count++ < 2 ? 502 : 200
     res.setHeader('content-type', 'application/json')
@@ -114,7 +114,7 @@ test('Resurrect a node and handle 502/3/4 status code', t => {
       maxRetries: 0
     })
 
-    var idCount = 2
+    let idCount = 2
     client.on(events.RESURRECT, (err, meta) => {
       t.error(err)
       t.strictEqual(meta.strategy, 'ping')