A metalsmith plugin to minify HTML,CSS,JSON, and SVG using html-minifier-next, lightningcss and svgo

NPM:

npm install @metalsmith/minify

Yarn:

yarn add @metalsmith/minify

Pass @metalsmith/minify to metalsmith.use :

import minify from '@metalsmith/minify'
const isDev = process.env.NODE_ENV === 'development'

metalsmith.use(minify()) // defaults
metalsmith.use(
  minify({
    // explicit defaults
    html: {
      ...minify.htmlPresets.comprehensive,
      pattern: '**/*.html',
      conservativeCollapse: false,
      minifyJS: false,
      continueOnMinifyError: false,
      continueOnParseError: false
      // log is set to @metalsmith/minify:info by default
    },
    css: {
      pattern: '**/*.css',
      minify: !isDev,
      sourceMap: isDev
    },
    json: false,
    svg: {
      pattern: '**/*.svg'
    }
  })
)

@metalsmith/minify minifies HTML only by ef

Optional section with list or table of options, if the plugin has a lot of options

Document a first specific usage example, the title can be "Achieve x by doing y"

Document a second specific usage example, the title can be "Achieve x by doing y"

To enable debug logs, set the DEBUG environment variable to @metalsmith/minify*:

metalsmith.env('DEBUG', '@metalsmith/minify*')

Alternatively you can set DEBUG to @metalsmith/* to debug all Metalsmith core plugins.

To use this plugin with the Metalsmith CLI, add @metalsmith/minify to the plugins key in your metalsmith.json file:

{
  "plugins": [
    {
      "@metalsmith/minify": {}
    }
  ]
}

MIT