Compile ES2015 Unicode escapes to ES5

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

Example

In

var \u{1d49c} = "\u{Babe1}";

console.log(\u{1d49c});

Out

var _ud835_udc9c = "\uDAAA\uDFE1";

console.log(_ud835_udc9c);

Installation

npm install --save-dev @babel/plugin-transform-unicode-escapes

Usage

With a configuration file (Recommended)

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

Via CLI

babel --plugins @babel/plugin-transform-unicode-escapes

Via Node API

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