css-optimization

This tool uses puppeteer's coverage feature to output an optimized CSS file.

As a feature of the tool, by using pupperium, user can operate puppeteer with the yaml file.

Media query and font-face, etc. are not deleted because PostCSS AST node is used.

Installing

$ npm install -g css-optimization

How to use

$ css-optimization -p <caseDir> -i <imgDir> -c <cssDir>

Options

$ css-optimization --help
Usage: css-optimization [options]

Options:
  -V, --version                   output the version number
  -p, --path <caseDir>            cases root dir
  -i, --image-dir <imgDir>        screehshots dir
  -c, --css-dir <cssDir>          optimize css dir
  -h, --disable-headless          disable headless mode
  -h, --help                      output usage information

example: case file

name: demo
url: 'http://example.com/'
userAgent: 'bot'

steps:
  - action:
      type: hover
      selector: '.fuga'
  - action:
      type: click
      selector: '.hoge'
  - action:
      type: wait
      duration: 500
  - action:
      type: select
      selector: '.fuga'
  - action:
      type: focus
      selector: '.fuga'
  - action:
      type: screenshot
      name: 'demo'

Demo

$ git clone https://github.com/toshi1127/css-optimization.git
$ cd cli
$ npm install
$ npm run build
$ npm run start:demo