Class: Haml::Exec::Sass

Inherits:
HamlSass show all
Defined in:
lib/gems/haml-2.0.4/lib/haml/exec.rb

Overview

A class encapsulating executable functionality specific to Sass.

Instance Method Summary collapse

Methods inherited from Generic

#parse!, #to_s

Constructor Details

#initialize(args) ⇒ Sass

:nodoc:



166
167
168
169
 
# File 'lib/gems/haml-2.0.4/lib/haml/exec.rb', line 166

def initialize(args)
  super
  @name = "Sass"
end

Instance Method Details

#process_result ⇒ Object 



180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
 
# File 'lib/gems/haml-2.0.4/lib/haml/exec.rb', line 180

def process_result
  super
  input = @options[:input]
  output = @options[:output]

  template = input.read()
  input.close() if input.is_a? File

  begin
    # We don't need to do any special handling of @options[:check_syntax] here,
    # because the Sass syntax checking happens alongside evaluation
    # and evaluation doesn't actually evaluate any code anyway.
    result = ::Sass::Engine.new(template, @options[:for_engine]).render
  rescue ::Sass::SyntaxError => e
    raise e if @options[:trace]
    raise "Syntax error on line #{get_line e}: #{e.message}"
  end

  output.write(result)
  output.close() if output.is_a? File
end

#set_opts(opts) ⇒ Object 



171
172
173
174
175
176
177
178
 
# File 'lib/gems/haml-2.0.4/lib/haml/exec.rb', line 171

def set_opts(opts)
  super

  opts.on('-t', '--style NAME',
          'Output style. Can be nested (default), compact, compressed, or expanded.') do |name|
    @options[:for_engine][:style] = name.to_sym
  end
end