Class Haml::Exec::SassConvert
In: lib/haml/exec.rb
Parent: Generic

The `sass-convert` executable.

Methods

Public Class methods

@param args [Array<String>] The command-line arguments

[Source]

     # File lib/haml/exec.rb, line 609
609:       def initialize(args)
610:         super
611:         require 'sass'
612:         @options[:for_tree] = {}
613:         @options[:for_engine] = {:cache => false, :read_cache => true}
614:       end

Public Instance methods

Processes the options set by the command-line arguments, and runs the CSS compiler appropriately.

[Source]

     # File lib/haml/exec.rb, line 689
689:       def process_result
690:         require 'sass'
691: 
692:         if @options[:recursive]
693:           process_directory
694:           return
695:         end
696: 
697:         super
698:         input = @options[:input]
699:         raise "Error: '#{input.path}' is a directory (did you mean to use --recursive?)" if File.directory?(input)
700:         output = @options[:output]
701:         output = input if @options[:in_place]
702:         process_file(input, output)
703:       end

Tells optparse how to parse the arguments.

@param opts [OptionParser]

[Source]

     # File lib/haml/exec.rb, line 619
619:       def set_opts(opts)
620:         opts.banner = "Usage: sass-convert [options] [INPUT] [OUTPUT]\n\nDescription:\n  Converts between CSS, Sass, and SCSS files.\n  E.g. converts from SCSS to Sass,\n  or converts from CSS to SCSS (adding appropriate nesting).\n\nOptions:\n"
621: 
622:         opts.on('-F', '--from FORMAT',
623:           'The format to convert from. Can be css, scss, sass, less, or sass2.',
624:           'sass2 is the same as sass, but updates more old syntax to new.',
625:           'By default, this is inferred from the input filename.',
626:           'If there is none, defaults to css.') do |name|
627:           @options[:from] = name.downcase.to_sym
628:           unless [:css, :scss, :sass, :less, :sass2].include?(@options[:from])
629:             raise "Unknown format for sass-convert --from: #{name}"
630:           end
631:           try_less_note if @options[:from] == :less
632:         end
633: 
634:         opts.on('-T', '--to FORMAT',
635:           'The format to convert to. Can be scss or sass.',
636:           'By default, this is inferred from the output filename.',
637:           'If there is none, defaults to sass.') do |name|
638:           @options[:to] = name.downcase.to_sym
639:           unless [:scss, :sass].include?(@options[:to])
640:             raise "Unknown format for sass-convert --to: #{name}"
641:           end
642:         end
643: 
644:         opts.on('-R', '--recursive',
645:           'Convert all the files in a directory. Requires --from and --to.') do
646:           @options[:recursive] = true
647:         end
648: 
649:         opts.on('-i', '--in-place',
650:           'Convert a file to its own syntax.',
651:           'This can be used to update some deprecated syntax.') do
652:           @options[:in_place] = true
653:         end
654: 
655:         opts.on('--dasherize', 'Convert underscores to dashes') do
656:           @options[:for_tree][:dasherize] = true
657:         end
658: 
659:         opts.on('--old', 'Output the old-style ":prop val" property syntax.',
660:                          'Only meaningful when generating Sass.') do
661:           @options[:for_tree][:old] = true
662:         end
663: 
664:         opts.on('-C', '--no-cache', "Don't cache to sassc files.") do
665:           @options[:for_engine][:read_cache] = false
666:         end
667: 
668:         unless ::Haml::Util.ruby1_8?
669:           opts.on('-E encoding', 'Specify the default encoding for Sass and CSS files.') do |encoding|
670:             Encoding.default_external = encoding
671:           end
672:         end
673: 
674:         super
675:       end

[Validate]