Added examples

docs/examples/typescript.asciidoc

@@ -0,0 +1,65 @@
+= Typescript
+
+The client offers a first-class support for TypeScript, since it ships the type definitions for every exposed API.
+
+NOTE: If you are using TypeScript you will be required to use _snake_case_ style to define the API parameters instead of _camelCase_. 
+
+[source,ts]
+----
+'use strict'
+
+import { Client, ApiResponse } from '@elastic/elasticsearch'
+const client = new Client({ node: 'http://localhost:9200' })
+
+async function run (): void {
+  // Let's start by indexing some data
+  await client.index({
+    index: 'game-of-thrones',
+    body: {
+      character: 'Ned Stark',
+      quote: 'Winter is coming.'
+    }
+  })
+
+  await client.index({
+    index: 'game-of-thrones',
+    body: {
+      character: 'Daenerys Targaryen',
+      quote: 'I am the blood of the dragon.'
+    }
+  })
+
+  await client.index({
+    index: 'game-of-thrones',
+    // here we are forcing an index refresh,
+    // otherwise we will not get any result
+    // in the consequent search
+    refresh: true,
+    body: {
+      character: 'Tyrion Lannister',
+      quote: 'A mind needs books like a sword needs a whetstone.'
+    }
+  })
+
+  // Let's search!
+  client
+    .search({
+      index: 'game-of-thrones',
+      body: {
+        query: {
+          match: {
+            quote: 'winter'
+          }
+        }
+      }
+    })
+    .then((result: ApiResponse) => {
+      console.og(result.body.hits.hits)
+    })
+    .catch((err: Error) => {
+      console.log(err)
+    })
+}
+
+run()
+----