Class | Haml::Exec::Haml |
In: |
lib/haml/exec.rb
|
Parent: | HamlSass |
The `haml` executable.
@param args [Array<String>] The command-line arguments
# File lib/haml/exec.rb, line 285 285: def initialize(args) 286: super 287: @name = "Haml" 288: @options[:requires] = [] 289: @options[:load_paths] = [] 290: end
Processes the options set by the command-line arguments, and runs the Haml compiler appropriately.
# File lib/haml/exec.rb, line 328 328: def process_result 329: super 330: input = @options[:input] 331: output = @options[:output] 332: 333: template = input.read() 334: input.close() if input.is_a? File 335: 336: begin 337: engine = ::Haml::Engine.new(template, @options[:for_engine]) 338: if @options[:check_syntax] 339: puts "Syntax OK" 340: return 341: end 342: 343: @options[:load_paths].each {|p| $LOAD_PATH << p} 344: @options[:requires].each {|f| require f} 345: 346: if @options[:debug] 347: puts engine.precompiled 348: puts '=' * 100 349: end 350: 351: result = engine.to_html 352: rescue Exception => e 353: raise e if @options[:trace] 354: 355: case e 356: when ::Haml::SyntaxError; raise "Syntax error on line #{get_line e}: #{e.message}" 357: when ::Haml::Error; raise "Haml error on line #{get_line e}: #{e.message}" 358: else raise "Exception on line #{get_line e}: #{e.message}\n Use --trace for backtrace." 359: end 360: end 361: 362: output.write(result) 363: output.close() if output.is_a? File 364: end
Tells optparse how to parse the arguments.
@param opts [OptionParser]
# File lib/haml/exec.rb, line 295 295: def set_opts(opts) 296: super 297: 298: opts.on('-t', '--style NAME', 299: 'Output style. Can be indented (default) or ugly.') do |name| 300: @options[:for_engine][:ugly] = true if name.to_sym == :ugly 301: end 302: 303: opts.on('-f', '--format NAME', 304: 'Output format. Can be xhtml (default), html4, or html5.') do |name| 305: @options[:for_engine][:format] = name.to_sym 306: end 307: 308: opts.on('-e', '--escape-html', 309: 'Escape HTML characters (like ampersands and angle brackets) by default.') do 310: @options[:for_engine][:escape_html] = true 311: end 312: 313: opts.on('-r', '--require FILE', "Same as 'ruby -r'.") do |file| 314: @options[:requires] << file 315: end 316: 317: opts.on('-I', '--load-path PATH', "Same as 'ruby -I'.") do |path| 318: @options[:load_paths] << path 319: end 320: 321: opts.on('--debug', "Print out the precompiled Ruby source.") do 322: @options[:debug] = true 323: end 324: end