diff options
Diffstat (limited to 'lib/coderay/encoders/html/css.rb')
| -rw-r--r-- | lib/coderay/encoders/html/css.rb | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/lib/coderay/encoders/html/css.rb b/lib/coderay/encoders/html/css.rb index 164d7f8..e06c486 100644 --- a/lib/coderay/encoders/html/css.rb +++ b/lib/coderay/encoders/html/css.rb @@ -3,25 +3,23 @@ module Encoders class HTML class CSS # :nodoc: + def initialize style_name = :default + @style_name = style_name + end - attr :stylesheet - - def CSS.load_stylesheet style = nil - CodeRay::Styles[style] + def style + @style ||= CodeRay::Styles[@style_name] end - def initialize style = :default - @styles = Hash.new - style = CSS.load_stylesheet style - @stylesheet = [ + def stylesheet + @css ||= [ style::CSS_MAIN_STYLES, style::TOKEN_COLORS.gsub(/^(?!$)/, '.CodeRay ') ].join("\n") - parse style::TOKEN_COLORS end def get_style_for_css_classes css_classes - cl = @styles[css_classes.first] + cl = styles[css_classes.first] return '' unless cl style = '' 1.upto css_classes.size do |offset| @@ -31,7 +29,7 @@ module Encoders return style end - private + private CSS_CLASS_PATTERN = / ( # $1 = selectors @@ -46,14 +44,16 @@ module Encoders | ( [^\n]+ ) # $3 = error /mx - def parse stylesheet - stylesheet.scan CSS_CLASS_PATTERN do |selectors, style, error| - raise "CSS parse error: '#{error.inspect}' not recognized" if error - for selector in selectors.split(',') - classes = selector.scan(/[-\w]+/) - cl = classes.pop - @styles[cl] ||= Hash.new - @styles[cl][classes] = style.to_s.strip.delete(' ').chomp(';') + def styles + @styles ||= Hash.new.tap do |styles| + style::TOKEN_COLORS.scan CSS_CLASS_PATTERN do |selectors, style, error| + raise "CSS parse error: '#{error.inspect}' not recognized" if error + for selector in selectors.split(',') + classes = selector.scan(/[-\w]+/) + cl = classes.pop + styles[cl] ||= Hash.new + styles[cl][classes] = style.to_s.strip.delete(' ').chomp(';') + end end end end |