PostCSS

Warning

If you are using PostCSS 7, install @fullhuman/postcss-purgecss 3.0.0: npm i -D @fullhuman/postcss-purgecss@3.0.0. From version 4.0, it is compatible with PostCSS >=8 only.

Installation

npm i -D @fullhuman/postcss-purgecss postcss

Usage

In postcss.config.js:

import { purgeCSSPlugin } from '@fullhuman/postcss-purgecss';

module.exports = {
  plugins: [
    purgeCSSPlugin({
      content: ['./**/*.html']
    })
  ]
}

Using PostCSS API:

import { purgeCSSPlugin } from '@fullhuman/postcss-purgecss';

postcss([
  purgeCSSPlugin({
    content: ['./src/**/*.html']
  })
])

See PostCSS documentation for examples for your environment.

All of the options of PurgeCSS are available to use with the plugins. You will find below the type definition of the main options available. For the complete list, go to the PurgeCSS documentation website.

export interface UserDefinedOptions {
  content?: Array<string | RawContent>;
  contentFunction?: (sourceFile: string) => Array<string | RawContent>;
  defaultExtractor?: ExtractorFunction;
  extractors?: Array<Extractors>;
  fontFace?: boolean;
  keyframes?: boolean;
  output?: string;
  rejected?: boolean;
  stdin?: boolean;
  stdout?: boolean;
  variables?: boolean;
  safelist?: UserDefinedSafelist;
  blocklist?: StringRegExpArray;
}

interface RawContent {
  extension: string
  raw: string
}

interface RawCSS {
  raw: string
}

type StringRegExpArray = Array<RegExp | string>;