# File lib/haml/exec.rb, line 481
481:       def initialize(args)
482:         super
483:         @name = "Haml"
484:         @options[:requires] = []
485:         @options[:load_paths] = []
486:       end

     # File lib/haml/exec.rb, line 537
537:       def process_result
538:         super
539:         input = @options[:input]
540:         output = @options[:output]
541: 
542:         template = input.read()
543:         input.close() if input.is_a? File
544: 
545:         begin
546:           engine = ::Haml::Engine.new(template, @options[:for_engine])
547:           if @options[:check_syntax]
548:             puts "Syntax OK"
549:             return
550:           end
551: 
552:           @options[:load_paths].each {|p| $LOAD_PATH << p}
553:           @options[:requires].each {|f| require f}
554: 
555:           if @options[:debug]
556:             puts engine.precompiled
557:             puts '=' * 100
558:           end
559: 
560:           result = engine.to_html
561:         rescue Exception => e
562:           raise e if @options[:trace]
563: 
564:           case e
565:           when ::Haml::SyntaxError; raise "Syntax error on line #{get_line e}: #{e.message}"
566:           when ::Haml::Error;       raise "Haml error on line #{get_line e}: #{e.message}"
567:           else raise "Exception on line #{get_line e}: #{e.message}\n  Use --trace for backtrace."
568:           end
569:         end
570: 
571:         output.write(result)
572:         output.close() if output.is_a? File
573:       end

     # File lib/haml/exec.rb, line 491
491:       def set_opts(opts)
492:         super
493: 
494:         opts.on('-t', '--style NAME',
495:                 'Output style. Can be indented (default) or ugly.') do |name|
496:           @options[:for_engine][:ugly] = true if name.to_sym == :ugly
497:         end
498: 
499:         opts.on('-f', '--format NAME',
500:                 'Output format. Can be xhtml (default), html4, or html5.') do |name|
501:           @options[:for_engine][:format] = name.to_sym
502:         end
503: 
504:         opts.on('-e', '--escape-html',
505:                 'Escape HTML characters (like ampersands and angle brackets) by default.') do
506:           @options[:for_engine][:escape_html] = true
507:         end
508: 
509:         opts.on('-q', '--double-quote-attributes',
510:                 'Set attribute wrapper to double-quotes (default is single).') do
511:           @options[:for_engine][:attr_wrapper] = '"'
512:         end
513: 
514:         opts.on('-r', '--require FILE', "Same as 'ruby -r'.") do |file|
515:           @options[:requires] << file
516:         end
517: 
518:         opts.on('-I', '--load-path PATH', "Same as 'ruby -I'.") do |path|
519:           @options[:load_paths] << path
520:         end
521: 
522:         unless ::Haml::Util.ruby1_8?
523:           opts.on('-E ex[:in]', 'Specify the default external and internal character encodings.') do |encoding|
524:             external, internal = encoding.split(':')
525:             Encoding.default_external = external if external && !external.empty?
526:             Encoding.default_internal = internal if internal && !internal.empty?
527:           end
528:         end
529: 
530:         opts.on('--debug', "Print out the precompiled Ruby source.") do
531:           @options[:debug] = true
532:         end
533:       end