@putout/minify  

🐊Putout-based JavaScript minifier.

Install

npm i @putout/minify

Supported minifier transforms

Here is list of supported 🐊Putout transformations:

• ✅ apply-template-literals;
• ✅ apply-optional-chaining;
• ✅ conditions;
• ✅ convert-to-arrow-function;
• ✅ convert-arguments-to-rest;
• ✅ declare;
• ✅ extract-sequence-expressions;
• ✅ for-of;
• ✅ logical-expressions;
• ✅ merge-duplicate-functions;
• ✅ merge-duplicate-imports;
• ✅ merge-destructuring-properties;
• ✅ minify;
• ✅ new;
• ✅ regexp;
• ✅ reuse-duplicate-init;
• ✅ remove-empty;
• ✅ remove-nested-blocks;
• ✅ remove-unused-variables;
• ✅ remove-unused-expressions;
• ✅ remove-unreferenced-variables;
• ✅ remove-useless-arguments;
• ✅ remove-useless-else;
• ✅ remove-useless-return;
• ✅ remove-useless-spread;
• ✅ remove-useless-variables;
• ✅ remove-console;
• ✅ remove-debugger;
• ✅ remove-unreachable-code;
• ✅ simplify-ternary;
• ✅ types;

API

import {minify} from '@putout/minify';

minify(`
    const a = 5;
    const b = 6;
    
    fn(a, b);
`);

// returns
var a=5,b=6;fn(a,b);

Options

You can also pass options to minify. Here is list of default options:

({
    mangleClassNames: true,
    mangle: true,
    removeUnusedVariables: true,
    removeConsole: false,
    removeUselessSpread: true,
    applyTemplateLiterals: true,
});

And usage example:

import {minify} from '@putout/minify';

const source = `
    const a = 5;
    const b = 6;
`;

minify(source, {
    removeUnusedVariables: true,
});

How it's compared to Terser?

For such code:

• 🔥 @putout/minify: 473B
• ❌ terser: 482B

react.js:

• 🔥 @putout/minify: 16309B
• ❌ terser: 16346B

License

MIT