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 445 445: def initialize(args) 446: super 447: @name = "Haml" 448: @options[:requires] = [] 449: @options[:load_paths] = [] 450: end
Processes the options set by the command-line arguments, and runs the Haml compiler appropriately.
# 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
Tells optparse how to parse the arguments.
@param opts [OptionParser]
# 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