$ cnpm install @putout/minify
????Putout-based JavaScript minifier.
npm i @putout/minify
Here is list of supported ????Putout transformations:
apply-template-literals;apply-optional-chaining;conditions;convert-to-arrow-function;arguments;declare;for-of;logical-expressions;merge-duplicate-functions;esm/merge-duplicate-imports;destructuring;minify;new;regexp;reuse-duplicate-init;remove-empty;remove-nested-blocks;remove-unused-expressions;arguments;remove-useless-else;return/remove-useless;remove-useless-spread;variables;remove-console;remove-debugger;remove-unreachable-code;simplify-ternary;types;import {minify} from '@putout/minify';
minify(`
const a = 5;
const b = 6;
fn(a, b);
`);
// returns
var a=5,b=6;fn(a,b);
You can also pass options to minify. Here is list of default options:
({
quotes: `'`,
fixCount: 1, // the more fixCount - less output size
conditions: false,
mangleClassNames: true,
mangle: true,
mergeVariables: true,
removeUnusedVariables: false,
removeConsole: false,
removeUselessSpread: true,
applyTemplateLiterals: true,
convertStrictEqualToEqual: false,
});
And usage example:
import {minify} from '@putout/minify';
const source = `
const a = 5;
const b = 6;
`;
minify(source, {
removeUnusedVariables: false,
});
MIT
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