Contents

# frozen_string_literal: true

require 'csso/version'

# base interface
module Csso
  autoload :JsLib,      'csso/js_lib'
  autoload :Compressor, 'csso/compressor'

  def self.js_api
    @js_api ||= Csso::JsLib.new
  end

  def self.install(sprockets)
    unless sprockets
      raise 'no compatible sprockets found' unless Sprockets.respond_to? :register_compressor

      Sprockets.register_compressor('text/css', :csso, Compressor)
      return
    end
    if sprockets.respond_to? :register_compressor
      sprockets.register_compressor('text/css', :csso, Compressor)
      sprockets.css_compressor = :csso
    else
      # Sprockets::Compressors.register_css_compressor(:csso, 'Csso::Compressor::Legacy', :default => true)
      sprockets.css_compressor = Csso::Compressor::Legacy
    end
  end

  def self.optimize(css, maniac_mode = false, structural_optimization = true)
    if maniac_mode
      maniac_mode = 4 unless maniac_mode.is_a?(Integer) && maniac_mode > 0
      loop do
        prev_css = css
        css = Csso.js_api.compress(css, structural_optimization)
        maniac_mode -= 1
        break if maniac_mode <= 0 || prev_css == css
      end
      css
    else
      Csso.js_api.compress(css, structural_optimization)
    end
  end

  def self.optimize_with_sourcemap(css, filename, structural_optimization = true)
    return nil unless css.is_a?(String)
    return css if css.size <= 3

    Csso.js_api.compress_with_sourcemap(css, filename, structural_optimization)
  end

  # deprecated
  class Optimizer
    def optimize(css, structural_optimization = true)
      Csso.js_api.compress(css, structural_optimization)
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
csso-rails-1.0.0	lib/csso.rb
csso-rails-0.9.0	lib/csso.rb