diff options
Diffstat (limited to 'vendor/plugins/coderay-0.9.0/lib/coderay/scanners/css.rb')
| -rw-r--r-- | vendor/plugins/coderay-0.9.0/lib/coderay/scanners/css.rb | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/vendor/plugins/coderay-0.9.0/lib/coderay/scanners/css.rb b/vendor/plugins/coderay-0.9.0/lib/coderay/scanners/css.rb deleted file mode 100644 index 93e8d8050..000000000 --- a/vendor/plugins/coderay-0.9.0/lib/coderay/scanners/css.rb +++ /dev/null @@ -1,210 +0,0 @@ -module CodeRay -module Scanners - - class CSS < Scanner - - register_for :css - - KINDS_NOT_LOC = [ - :comment, - :class, :pseudo_class, :type, - :constant, :directive, - :key, :value, :operator, :color, :float, - :error, :important, - ] - - module RE - NonASCII = /[\x80-\xFF]/ - Hex = /[0-9a-fA-F]/ - Unicode = /\\#{Hex}{1,6}(?:\r\n|\s)?/ # differs from standard because it allows uppercase hex too - Escape = /#{Unicode}|\\[^\r\n\f0-9a-fA-F]/ - NMChar = /[-_a-zA-Z0-9]|#{NonASCII}|#{Escape}/ - NMStart = /[_a-zA-Z]|#{NonASCII}|#{Escape}/ - NL = /\r\n|\r|\n|\f/ - String1 = /"(?:[^\n\r\f\\"]|\\#{NL}|#{Escape})*"?/ # FIXME: buggy regexp - String2 = /'(?:[^\n\r\f\\']|\\#{NL}|#{Escape})*'?/ # FIXME: buggy regexp - String = /#{String1}|#{String2}/ - - HexColor = /#(?:#{Hex}{6}|#{Hex}{3})/ - Color = /#{HexColor}/ - - Num = /-?(?:[0-9]+|[0-9]*\.[0-9]+)/ - Name = /#{NMChar}+/ - Ident = /-?#{NMStart}#{NMChar}*/ - AtKeyword = /@#{Ident}/ - Percentage = /#{Num}%/ - - reldimensions = %w[em ex px] - absdimensions = %w[in cm mm pt pc] - Unit = Regexp.union(*(reldimensions + absdimensions)) - - Dimension = /#{Num}#{Unit}/ - - Comment = %r! /\* (?: .*? \*/ | .* ) !mx - Function = /(?:url|alpha)\((?:[^)\n\r\f]|\\\))*\)?/ - - Id = /##{Name}/ - Class = /\.#{Name}/ - PseudoClass = /:#{Name}/ - AttributeSelector = /\[[^\]]*\]?/ - - end - - def scan_tokens tokens, options - - value_expected = nil - states = [:initial] - - until eos? - - kind = nil - match = nil - - if scan(/\s+/) - kind = :space - - elsif case states.last - when :initial, :media - if scan(/(?>#{RE::Ident})(?!\()|\*/ox) - kind = :type - elsif scan RE::Class - kind = :class - elsif scan RE::Id - kind = :constant - elsif scan RE::PseudoClass - kind = :pseudo_class - elsif match = scan(RE::AttributeSelector) - # TODO: Improve highlighting inside of attribute selectors. - tokens << [:open, :string] - tokens << [match[0,1], :delimiter] - tokens << [match[1..-2], :content] if match.size > 2 - tokens << [match[-1,1], :delimiter] if match[-1] == ?] - tokens << [:close, :string] - next - elsif match = scan(/@media/) - kind = :directive - states.push :media_before_name - end - - when :block - if scan(/(?>#{RE::Ident})(?!\()/ox) - if value_expected - kind = :value - else - kind = :key - end - end - - when :media_before_name - if scan RE::Ident - kind = :type - states[-1] = :media_after_name - end - - when :media_after_name - if scan(/\{/) - kind = :operator - states[-1] = :media - end - - when :comment - if scan(/(?:[^*\s]|\*(?!\/))+/) - kind = :comment - elsif scan(/\*\//) - kind = :comment - states.pop - elsif scan(/\s+/) - kind = :space - end - - else - raise_inspect 'Unknown state', tokens - - end - - elsif scan(/\/\*/) - kind = :comment - states.push :comment - - elsif scan(/\{/) - value_expected = false - kind = :operator - states.push :block - - elsif scan(/\}/) - value_expected = false - if states.last == :block || states.last == :media - kind = :operator - states.pop - else - kind = :error - end - - elsif match = scan(/#{RE::String}/o) - tokens << [:open, :string] - tokens << [match[0, 1], :delimiter] - tokens << [match[1..-2], :content] if match.size > 2 - tokens << [match[-1, 1], :delimiter] if match.size >= 2 - tokens << [:close, :string] - next - - elsif match = scan(/#{RE::Function}/o) - tokens << [:open, :string] - start = match[/^\w+\(/] - tokens << [start, :delimiter] - if match[-1] == ?) - tokens << [match[start.size..-2], :content] - tokens << [')', :delimiter] - else - tokens << [match[start.size..-1], :content] - end - tokens << [:close, :string] - next - - elsif scan(/(?: #{RE::Dimension} | #{RE::Percentage} | #{RE::Num} )/ox) - kind = :float - - elsif scan(/#{RE::Color}/o) - kind = :color - - elsif scan(/! *important/) - kind = :important - - elsif scan(/rgb\([^()\n]*\)?/) - kind = :color - - elsif scan(/#{RE::AtKeyword}/o) - kind = :directive - - elsif match = scan(/ [+>:;,.=()\/] /x) - if match == ':' - value_expected = true - elsif match == ';' - value_expected = false - end - kind = :operator - - else - getch - kind = :error - - end - - match ||= matched - if $DEBUG and not kind - raise_inspect 'Error token %p in line %d' % - [[match, kind], line], tokens - end - raise_inspect 'Empty token', tokens unless match - - tokens << [match, kind] - - end - - tokens - end - - end - -end -end |