Class: Csso::Compressor

Inherits:
Object
  • Object
show all
Defined in:
lib/csso/compressor.rb

Overview

sprockets-compatible compressor

Defined Under Namespace

Classes: Legacy

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(_path, &block) ⇒ Compressor

sprockets 2:



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# File 'lib/csso/compressor.rb', line 28

def initialize(_path, &block)
  @block = block
end

Class Method Details

.call(input) ⇒ Object 



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# File 'lib/csso/compressor.rb', line 6

def self.call(input)
  require 'csso'
  # TODO: settings?
  if input[:metadata] && input[:metadata][:map]
    css, map_json = Csso.optimize_with_sourcemap(
      input[:data],
      # Sprockets::PathUtils.split_subpath(input[:load_path], input[:filename])
      # sprockets seems to ignore filenames here, so we may save some mem:
      'uri'
    )

    {
      data: css,
      map: Sprockets::SourceMapUtils.combine_source_maps(input[:metadata][:map], JSON.parse(map_json))
    }
  else
    { data: Csso.optimize(input[:data], true) }
  end
end

Instance Method Details

#render(_context, _opts = {}) ⇒ Object 



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# File 'lib/csso/compressor.rb', line 32

def render(_context, _opts = {})
  self.class.call(data: @block.call)[:data]
end