Edit

babel-plugin-transform-regexp-constructors

Example

In

const foo = "ab+";
var a = new RegExp(foo + "c", "i");

Out

const foo = "ab+";
var a = /ab+c/i;

Installation

npm install babel-plugin-transform-regexp-constructors --save-dev

Usage

With a configuration file (Recommended)

{
  "plugins": ["transform-regexp-constructors"]
}

Via CLI

babel --plugins transform-regexp-constructors script.js

Via Node API

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