babel-plugin-minify-boolean-cast

babel-plugin-minify-boolean-cast

Turn boolean casts from Boolean(a) to !!a

Example

In

Boolean();
Boolean(1);
Boolean(a);

Out

false;
!!1;
!!a;

Installation

$ npm install babel-plugin-minify-boolean-cast

Usage

Via .babelrc (Recommended)

.babelrc

{
  "plugins": ["minify-boolean-cast"]
}

Via CLI

$ babel --plugins minify-boolean-cast script.js

Via Node API

require("babel-core").transform("code", {
  plugins: ["minify-boolean-cast"]
});