babel-plugin-transform-es2015-unicode-regex

babel-plugin-transform-es2015-unicode-regex

Compile ES2015 unicode regex to ES5

Example

In

var string = "foo💩bar";
var match = string.match(/foo(.)bar/u);

Out

var string = "foo💩bar";
var match = string.match(/foo((?:[\0-\t\x0B\f\x0E-\u2027\u202A-\uD7FF\uE000-\uFFFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]))bar/);

Installation

npm install --save-dev babel-plugin-transform-es2015-unicode-regex

Usage

Via .babelrc (Recommended)

.babelrc

{
  "plugins": ["transform-es2015-unicode-regex"]
}

Via CLI

babel --plugins transform-es2015-unicode-regex script.js

Via Node API

require("babel-core").transform("code", {
  plugins: ["transform-es2015-unicode-regex"]
});