While this plugin doesn’t shorten the output in any way, it does optimize it for repetition-based compression algorithms such as gzip
In
const foo = a === 1; if (bar !== null) { var baz = 0; }
Out
const foo = 1 === a; if (null !== bar) { var baz = 0; }
npm install babel-plugin-minify-flip-comparisons
.babelrc
(Recommended).babelrc
{ "plugins": ["minify-flip-comparisons"] }
babel --plugins minify-flip-comparisons script.js
require("babel-core").transform("code", { plugins: ["minify-flip-comparisons"] });
© 2018 Sebastian McKenzie
Licensed under the MIT License.
http://babeljs.io/docs/plugins/minify-flip-comparisons/