Mayu::CSS

This library is used for CSS parsing/transformations/minifications in Mayu Live.

It uses lightningcss (webpage) which is a state-of-the-art CSS parser/transformer/bundler/minifier.

I do not know Rust. I have no idea what I'm doing.

Installation

Mayu::CSS is published on rubygems.org and there are pre-built extensions for:

• aarch64-linux
• arm64-darwin
• x86_64-darwin
• x86_64-linux

gem install mayu-css

Usage

require "mayu/css"

result = Mayu::CSS.transform("/app/components/Hello.css", <<~CSS)
  ul { background: rgb(0 128 255 / 50%); }
  li { border: 1px solid #f0f; }
  .foo { border: 1px solid #f0f; }
  .bar { background: url("./bar.png"); }
CSS

puts "Code:"
puts result.code
puts "Classes:"
pp result.classes
puts "Elements:"
pp result.elements
puts "Dependencies:"
pp result.dependencies

Development

After checking out the repo, run bin/setup to install dependencies. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/mayu-live/css.

License

The gem is available as open source under the terms of the MPL License.