Class | Haml::Exec::Sass |
In: |
lib/haml/exec.rb
|
Parent: | HamlSass |
The `sass` executable.
@param args [Array<String>] The command-line arguments
# File lib/haml/exec.rb, line 208 208: def initialize(args) 209: super 210: @name = "Sass" 211: @options[:for_engine][:load_paths] = ['.'] + (ENV['SASSPATH'] || '').split(File::PATH_SEPARATOR) 212: end
Processes the options set by the command-line arguments, and runs the Sass compiler appropriately.
# File lib/haml/exec.rb, line 247 247: def process_result 248: if @options[:interactive] 249: require 'sass' 250: require 'sass/repl' 251: ::Sass::Repl.new(@options).run 252: return 253: end 254: 255: super 256: 257: begin 258: input = @options[:input] 259: output = @options[:output] 260: 261: tree = 262: if input.is_a?(File) && !@options[:check_syntax] 263: ::Sass::Files.tree_for(input.path, @options[:for_engine]) 264: else 265: # We don't need to do any special handling of @options[:check_syntax] here, 266: # because the Sass syntax checking happens alongside evaluation 267: # and evaluation doesn't actually evaluate any code anyway. 268: ::Sass::Engine.new(input.read(), @options[:for_engine]).to_tree 269: end 270: 271: input.close() if input.is_a?(File) 272: 273: output.write(tree.render) 274: output.close() if output.is_a? File 275: rescue ::Sass::SyntaxError => e 276: raise e if @options[:trace] 277: raise "Syntax error on line #{get_line e}: #{e.message}" 278: end 279: end
Tells optparse how to parse the arguments.
@param opts [OptionParser]
# File lib/haml/exec.rb, line 219 219: def set_opts(opts) 220: super 221: 222: opts.on('-t', '--style NAME', 223: 'Output style. Can be nested (default), compact, compressed, or expanded.') do |name| 224: @options[:for_engine][:style] = name.to_sym 225: end 226: opts.on('-l', '--line-numbers', '--line-comments', 227: 'Emit comments in the generated CSS indicating the corresponding sass line.') do 228: @options[:for_engine][:line_numbers] = true 229: end 230: opts.on('-i', '--interactive', 231: 'Run an interactive SassScript shell.') do 232: @options[:interactive] = true 233: end 234: opts.on('-I', '--load-path PATH', 'Add a sass import path.') do |path| 235: @options[:for_engine][:load_paths] << path 236: end 237: opts.on('--cache-location PATH', 'The path to put cached Sass files. Defaults to .sass-cache.') do |loc| 238: @options[:for_engine][:cache_location] = loc 239: end 240: opts.on('-C', '--no-cache', "Don't cache to sassc files.") do 241: @options[:for_engine][:cache] = false 242: end 243: end