babel-plugin-minify-empty-function

This is mostly a Facebook-specific transform that removes noop function calls. However, can be generalized to detect and remove noops.

Example

In

 function emptyFunction(){}
emptyFunction('how long','?');
foo(emptyFunction('how long', '?'));

Out

 function emptyFunction(){}
foo(false);

Installation

 $ npm install babel-plugin-minify-empty-function

Usage

Via .babelrc (Recommended)

.babelrc

 {
  "plugins": ["minify-empty-function"]
}

Via CLI

 $ babel --plugins minify-empty-function script.js

Via Node API

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