Class: SassC::Rails::SassTemplate

Inherits:
Sprockets::SassProcessor
  • Object
show all
Defined in:
lib/sassc/rails/template.rb

Direct Known Subclasses

ScssTemplate

Defined Under Namespace

Modules: Functions

Constant Summary collapse

PASS_THRU_OPTIONS = 
%i[
  style
  charset
  importers
  logger
  alert_ascii
  alert_color
  verbose
  quiet_deps
  silence_deprecations
  fatal_deprecations
  future_deprecations
].freeze

Instance Method Summary collapse

Constructor Details

#initialize(options = {}, &block) ⇒ SassTemplate

rubocop:disable Lint/MissingSuper



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# File 'lib/sassc/rails/template.rb', line 25

def initialize(options = {}, &block) # rubocop:disable Lint/MissingSuper
  @cache_version = options[:cache_version]
  @cache_key = "#{self.class.name}:#{VERSION}:#{::SassC::VERSION}:#{@cache_version}"
  @importer_class = options[:importer] || ::SassC::Rails::Importer
  @sass_config = options[:sass_config] || {}
  @functions = Module.new do
    include ::SassC::Script::Functions
    include Functions
    include options[:functions] if options[:functions]
    class_eval(&block) if block_given?
  end
end

Instance Method Details

#call(input) ⇒ Object

rubocop:disable Metrics/AbcSize



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# File 'lib/sassc/rails/template.rb', line 38

def call(input) # rubocop:disable Metrics/AbcSize
  context = input[:environment].context_class.new(input)

  options = {
    load_paths: input[:environment].paths | (::Rails.application.config.sass.load_paths || []),
    filename: input[:filename],
    syntax: self.class.syntax,
    functions: @functions,
    importer: @importer_class,
    sprockets: {
      context: context,
      environment: input[:environment],
      dependencies: context.metadata[:dependency_paths]
    }
  }

  PASS_THRU_OPTIONS.each do |option|
    options[option] = ::Rails.application.config.sass.send(option)
  end

  if ::Rails.application.config.sass.inline_source_maps
    options.merge!(source_map_file: '.',
                   source_map_embed: true,
                   source_map_contents: true)
  end

  engine = ::SassC::Engine.new(input[:data], options.compact)

  css = engine.render

  # Track all imported files
  sass_dependencies = Set.new([input[:filename]])
  engine.dependencies.map do |dependency|
    sass_dependencies << dependency.options[:filename]
    context.metadata[:dependencies] << Sprockets::URIUtils.build_file_digest_uri(dependency.options[:filename])
  end

  context.metadata.merge(data: css, sass_dependencies: sass_dependencies)
end