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 594
594:       def initialize(args)
595:         super
596:         require 'sass'
597:         @options[:for_tree] = {}
598:         @options[:for_engine] = {:cache => false, :read_cache => true}
599:       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 668
668:       def process_result
669:         require 'sass'
670: 
671:         if @options[:recursive]
672:           process_directory
673:           return
674:         end
675: 
676:         super
677:         input = @options[:input]
678:         raise "Error: '#{input.path}' is a directory (did you mean to use --recursive?)" if File.directory?(input)
679:         output = @options[:output]
680:         output = input if @options[:in_place]
681:         process_file(input, output)
682:       end

Tells optparse how to parse the arguments.

@param opts [OptionParser]

[Source]

     # File lib/haml/exec.rb, line 604
604:       def set_opts(opts)
605:         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"
606: 
607:         opts.on('-F', '--from FORMAT',
608:           'The format to convert from. Can be css, scss, sass, less, or sass2.',
609:           'sass2 is the same as sass, but updates more old syntax to new.',
610:           'By default, this is inferred from the input filename.',
611:           'If there is none, defaults to css.') do |name|
612:           @options[:from] = name.downcase.to_sym
613:           unless [:css, :scss, :sass, :less, :sass2].include?(@options[:from])
614:             raise "Unknown format for sass-convert --from: #{name}"
615:           end
616:           try_less_note if @options[:from] == :less
617:         end
618: 
619:         opts.on('-T', '--to FORMAT',
620:           'The format to convert to. Can be scss or sass.',
621:           'By default, this is inferred from the output filename.',
622:           'If there is none, defaults to sass.') do |name|
623:           @options[:to] = name.downcase.to_sym
624:           unless [:scss, :sass].include?(@options[:to])
625:             raise "Unknown format for sass-convert --to: #{name}"
626:           end
627:         end
628: 
629:         opts.on('-R', '--recursive',
630:           'Convert all the files in a directory. Requires --from and --to.') do
631:           @options[:recursive] = true
632:         end
633: 
634:         opts.on('-i', '--in-place',
635:           'Convert a file to its own syntax.',
636:           'This can be used to update some deprecated syntax.') do
637:           @options[:in_place] = true
638:         end
639: 
640:         opts.on('--dasherize', 'Convert underscores to dashes') do
641:           @options[:for_tree][:dasherize] = true
642:         end
643: 
644:         opts.on('--old', 'Output the old-style ":prop val" property syntax.',
645:                          'Only meaningful when generating Sass.') do
646:           @options[:for_tree][:old] = true
647:         end
648: 
649:         opts.on('-C', '--no-cache', "Don't cache to sassc files.") do
650:           @options[:for_engine][:read_cache] = false
651:         end
652: 
653:         super
654:       end

[Validate]