@babel/plugin-transform-unicode-regex

NOTE: This plugin is included in @babel/preset-env

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-unicode-regex

Usage

With a configuration file (Recommended)

{
  "plugins": ["@babel/plugin-transform-unicode-regex"]
}

Via CLI

babel --plugins @babel/plugin-transform-unicode-regex script.js

Via Node API

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