This changes RegExp constructors into literals if the RegExp arguments are strings
In
const foo = 'ab+'; var a = new RegExp(foo+'c', 'i');
Out
const foo = 'ab+'; var a = /ab+c/i;
npm install babel-plugin-transform-regexp-constructors
.babelrc
(Recommended).babelrc
{ "plugins": ["transform-regexp-constructors"] }
babel --plugins transform-regexp-constructors script.js
require("babel-core").transform("code", { plugins: ["transform-regexp-constructors"] });
© 2018 Sebastian McKenzie
Licensed under the MIT License.
http://babeljs.io/docs/plugins/transform-regexp-constructors/