Files
elasticsearch-js/dsl/examples/boolean-logic.ts
2020-09-14 17:13:49 +02:00

63 lines
2.0 KiB
TypeScript

/*
* 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.
*/
import { Client } from '../../'
import { Q, F } from '../'
/**
* Pure function API
*/
async function run1 () {
const client = new Client({ node: 'http://localhost:9200' })
// define the query clauses
const fixDescription = Q.must(Q.match('description', 'fix'))
const files = Q.should(Q.term('files', 'test'), Q.term('files', 'docs'))
const author = Q.filter(Q.term('author.name', 'delvedor'))
const { body } = await client.search({
index: 'git',
// use the boolean utilities to craft the final query
body: Q(Q.and(fixDescription, files, author))
})
console.log(body.hits.hits)
}
/**
* Fluent API
*/
async function run2 () {
const client = new Client({ node: 'http://localhost:9200' })
// define the query clauses
const fixDescription = F().must(F().match('description', 'fix'))
const files = F().should(F().term('files', 'test').term('files', 'docs'))
const author = F().filter(F().term('author.name', 'delvedor'))
const { body } = await client.search({
index: 'git',
// use the boolean utilities to craft the final query
body: F().and(fixDescription, files, author)
})
console.log(body.hits.hits)
}
run1().catch(console.log)
run2().catch(console.log)