# File lib/haml/exec.rb, line 445
445:       def initialize(args)
446:         super
447:         @name = "Haml"
448:         @options[:requires] = []
449:         @options[:load_paths] = []
450:       end

     # File lib/haml/exec.rb, line 501
501:       def process_result
502:         super
503:         input = @options[:input]
504:         output = @options[:output]
505: 
506:         template = input.read()
507:         input.close() if input.is_a? File
508: 
509:         begin
510:           engine = ::Haml::Engine.new(template, @options[:for_engine])
511:           if @options[:check_syntax]
512:             puts "Syntax OK"
513:             return
514:           end
515: 
516:           @options[:load_paths].each {|p| $LOAD_PATH << p}
517:           @options[:requires].each {|f| require f}
518: 
519:           if @options[:debug]
520:             puts engine.precompiled
521:             puts '=' * 100
522:           end
523: 
524:           result = engine.to_html
525:         rescue Exception => e
526:           raise e if @options[:trace]
527: 
528:           case e
529:           when ::Haml::SyntaxError; raise "Syntax error on line #{get_line e}: #{e.message}"
530:           when ::Haml::Error;       raise "Haml error on line #{get_line e}: #{e.message}"
531:           else raise "Exception on line #{get_line e}: #{e.message}\n  Use --trace for backtrace."
532:           end
533:         end
534: 
535:         output.write(result)
536:         output.close() if output.is_a? File
537:       end

     # File lib/haml/exec.rb, line 455
455:       def set_opts(opts)
456:         super
457: 
458:         opts.on('-t', '--style NAME',
459:                 'Output style. Can be indented (default) or ugly.') do |name|
460:           @options[:for_engine][:ugly] = true if name.to_sym == :ugly
461:         end
462: 
463:         opts.on('-f', '--format NAME',
464:                 'Output format. Can be xhtml (default), html4, or html5.') do |name|
465:           @options[:for_engine][:format] = name.to_sym
466:         end
467: 
468:         opts.on('-e', '--escape-html',
469:                 'Escape HTML characters (like ampersands and angle brackets) by default.') do
470:           @options[:for_engine][:escape_html] = true
471:         end
472: 
473:         opts.on('-q', '--double-quote-attributes',
474:                 'Set attribute wrapper to double-quotes (default is single).') do
475:           @options[:for_engine][:attr_wrapper] = '"'
476:         end
477: 
478:         opts.on('-r', '--require FILE', "Same as 'ruby -r'.") do |file|
479:           @options[:requires] << file
480:         end
481: 
482:         opts.on('-I', '--load-path PATH', "Same as 'ruby -I'.") do |path|
483:           @options[:load_paths] << path
484:         end
485: 
486:         unless ::Haml::Util.ruby1_8?
487:           opts.on('-E ex[:in]', 'Specify the default external and internal character encodings.') do |encoding|
488:             external, internal = encoding.split(':')
489:             Encoding.default_external = external if external && !external.empty?
490:             Encoding.default_internal = internal if internal && !internal.empty?
491:           end
492:         end
493: 
494:         opts.on('--debug', "Print out the precompiled Ruby source.") do
495:           @options[:debug] = true
496:         end
497:       end