Class: Sass::Engine

Inherits:
Object show all
Includes:
Haml::Util
Defined in:
lib/sass/engine.rb

Overview

This class handles the parsing and compilation of the Sass template. Example usage:

template = File.load('stylesheets/sassy.sass')
sass_engine = Sass::Engine.new(template)
output = sass_engine.render
puts output

Defined Under Namespace

Classes: Line

Constant Summary collapse

DEFAULT_OPTIONS =

The default options for Sass::Engine.

{
  :style => :nested,
  :load_paths => ['.'],
  :cache => true,
  :cache_location => './.sass-cache',
  :syntax => :sass,
}.freeze

Constants included from Haml::Util

Haml::Util::RUBY_VERSION

Instance Method Summary collapse

Methods included from Haml::Util

#ap_geq_3?, #assert_html_safe!, #av_template_class, #caller_info, #check_encoding, #def_static_method, #enum_cons, #enum_slice, #enum_with_index, #haml_warn, #has?, #html_safe, #map_hash, #map_keys, #map_vals, #merge_adjacent_strings, #ord, #powerset, #rails_env, #rails_root, #rails_safe_buffer_class, #rails_xss_safe?, #restrict, #ruby1_8?, #scope, #silence_haml_warnings, #silence_warnings, #static_method_name, #strip_string_array, #to_hash

Constructor Details

#initialize(template, options = {}) ⇒ Engine

Returns a new instance of Engine.

Parameters:



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# File 'lib/sass/engine.rb', line 147

def initialize(template, options={})
  @options = DEFAULT_OPTIONS.merge(options.reject {|k, v| v.nil?})
  @template = template

  # Support both, because the docs said one and the other actually worked
  # for quite a long time.
  @options[:line_comments] ||= @options[:line_numbers]

  # Backwards compatibility
  @options[:property_syntax] ||= @options[:attribute_syntax]
  case @options[:property_syntax]
  when :alternate; @options[:property_syntax] = :new
  when :normal; @options[:property_syntax] = :old
  end
end

Instance Method Details

#render ⇒ String Also known as: to_css

Render the template to CSS.

Returns:

  • (String) —

    The CSS

Raises:



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# File 'lib/sass/engine.rb', line 167

def render
  return _to_tree.render unless @options[:quiet]
  Haml::Util.silence_haml_warnings {_to_tree.render}
end

#to_tree ⇒ Sass::Tree::Node

Parses the document into its parse tree.

Returns:

Raises:



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# File 'lib/sass/engine.rb', line 177

def to_tree
  return _to_tree unless @options[:quiet]
  Haml::Util.silence_haml_warnings {_to_tree}
end