Check Node.js ECMAScript compatibility.

Using Yarn:

$ yarn add node-green

Using npm:

$ npm install node-green

const nodeGreen = require('node-green')
void (async () => {
  // Use the version of Node.js you're running by default
  let result = await nodeGreen('Array.prototype.includes')
  console.log(result)

  let result = await nodeGreen('Array.prototype.includes', { nodeVersion: '6.4.0' })
  console.log(result)

  // Allow `harmony` flag
  let result = await nodeGreen('Array.prototype.includes', { allowHarmony: true })
  console.log(result)
})

Fetch williamkapke/node-compat-table and returns query result.

Type: string

ES feature you want to search.

Type: object

Type: boolean

Allow using --harmony flag for Node.js.

Type: string

Specify Node.js version. If it is omitted, use the version of Node.js you are running currently.

Type: object

Type: string

Node.js verison.

Type: string

V8 version.

Type: Array<{ esVersion: string, category: string, feature: string, passed: boolean }>

An array of query result.

Type: string

It will be one of ESNEXT, ES2018, ES2017, ES2016, ES2015.

Type: string

Type: string

Type: boolean

Indicates whether the feature was passed under that Node.js.

Thanks @williamkapke's work: williamkapke/node-compat-table.

Apache License 2.0

Copyright (c) 2018-present Pig Fang