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 201 201: def initialize(args) 202: super 203: @name = "Sass" 204: @options[:for_engine][:load_paths] = ['.'] + (ENV['SASSPATH'] || '').split(File::PATH_SEPARATOR) 205: end
Processes the options set by the command-line arguments, and runs the Sass compiler appropriately.
# File lib/haml/exec.rb, line 240 240: def process_result 241: if @options[:interactive] 242: require 'sass' 243: require 'sass/repl' 244: ::Sass::Repl.new(@options).run 245: return 246: end 247: 248: super 249: input = @options[:input] 250: output = @options[:output] 251: 252: tree = 253: if input.is_a?(File) && !@options[:check_syntax] 254: ::Sass::Files.tree_for(input.path, @options[:for_engine]) 255: else 256: # We don't need to do any special handling of @options[:check_syntax] here, 257: # because the Sass syntax checking happens alongside evaluation 258: # and evaluation doesn't actually evaluate any code anyway. 259: ::Sass::Engine.new(input.read(), @options[:for_engine]).to_tree 260: end 261: 262: input.close() if input.is_a?(File) 263: 264: output.write(tree.render) 265: output.close() if output.is_a? File 266: rescue ::Sass::SyntaxError => e 267: raise e if @options[:trace] 268: raise "Syntax error on line #{get_line e}: #{e.message}" 269: end
Tells optparse how to parse the arguments.
@param opts [OptionParser]
# File lib/haml/exec.rb, line 212 212: def set_opts(opts) 213: super 214: 215: opts.on('-t', '--style NAME', 216: 'Output style. Can be nested (default), compact, compressed, or expanded.') do |name| 217: @options[:for_engine][:style] = name.to_sym 218: end 219: opts.on('-l', '--line-comments', 220: 'Line Comments. Emit comments in the generated CSS indicating the corresponding sass line.') do 221: @options[:for_engine][:line_comments] = true 222: end 223: opts.on('-i', '--interactive', 224: 'Run an interactive SassScript shell.') do 225: @options[:interactive] = true 226: end 227: opts.on('-I', '--load-path PATH', 'Add a sass import path.') do |path| 228: @options[:for_engine][:load_paths] << path 229: end 230: opts.on('--cache-location', 'The path to put cached Sass files. Defaults to .sass-cache.') do |loc| 231: @options[:for_engine][:cache_location] = path 232: end 233: opts.on('-C', '--no-cache', "Don't cache to sassc files.") do 234: @options[:for_engine][:cache] = false 235: end 236: end