# Working With JavaScript

# mix.js()

mix.js(input: BalmEntry, output: string, webpackOptions?: object)

⚠️ mix.js is deprecated in 3.9.0, please use mix.webpack/mix.rollup/mix.esbuild instead.

# mix.webpack()

mix.webpack(input: BalmEntry, output: string, options?: object, fn?: Function)

New in 3.9.0

Compiling JS with webpack.

fn parameter is new in 3.9.4

# mix.esbuild()

mix.esbuild(input: string | string[], output: string, options?: BuildOptions | TransformOptions)

New in 3.9.0

Compiling JS with esbuild.

# mix.rollup()

mix.rollup(input: InputOptions, output: OutputOptions | OutputOptions[])

New in 3.9.0

Compiling JS with rollup.

# mix.jsmin()

interface RenameOptions {
  dirname?: string;
  prefix?: string;
  basename?: string;
  suffix?: string;
  extname?: string;
}

interface HookOptions {
  src?: object; // = `gulp.src`
  terser?: object;
  rename?: string | Function | RenameOptions;
}

mix.jsmin(input: string | string[], output: string, options?: HookOptions)

Minify JS.

🌰 For example:

const api = (mix) => {
  mix.js('app/scripts/app.js', 'dist/js');
  // 'app/scripts/app.js' => 'dist/js/main.js'

  mix.jsmin('dist/js/main.js', 'dist/js', {
    terser: {
      // Terser options: overwrite `balm.config.scripts.options`
    },
    rename: {
      // Your rename options
    }
  });
  // 'dist/js/main.js' => 'dist/js/main.min.js'
};

module.exports = (balm) => {
  return {
    config: {},
    api
  };
};
Last Updated: 3 years ago