babel-plugin-transform-regenerator

Transform async/generator functions with regenerator

Example

In

1function* a() {
2  yield 1;
3}

Out

1var _marked = [a].map(regeneratorRuntime.mark);
2
3function a() {
4  return regeneratorRuntime.wrap(function a$(_context) {
5    while (1) {
6      switch (_context.prev = _context.next) {
7        case 0:
8          _context.next = 2;
9          return 1;
10
11        case 2:
12        case "end":
13          return _context.stop();
14      }
15    }
16  }, _marked[0], this);
17}

Installation

1npm install --save-dev babel-plugin-transform-regenerator

Usage

Via .babelrc (Recommended)

Without options:

1{
2  "plugins": ["transform-regenerator"]
3}

With options:

name	default value
asyncGenerators	true
generators	true
async	true

1{
2  "plugins": [
3    ["transform-regenerator", {
4      "asyncGenerators": false,
5      "generators": false,
6      "async": false
7    }]
8  ]
9}

Via CLI

1babel --plugins transform-regenerator script.js

Via Node API

1require("babel-core").transform("code", {
2  plugins: ["transform-regenerator"]
3});