diff options
Diffstat (limited to 'vendor/plugins/coderay-0.9.0/lib/coderay/encoders/xml.rb')
-rw-r--r-- | vendor/plugins/coderay-0.9.0/lib/coderay/encoders/xml.rb | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/plugins/coderay-0.9.0/lib/coderay/encoders/xml.rb b/vendor/plugins/coderay-0.9.0/lib/coderay/encoders/xml.rb new file mode 100644 index 000000000..f32c967bc --- /dev/null +++ b/vendor/plugins/coderay-0.9.0/lib/coderay/encoders/xml.rb @@ -0,0 +1,71 @@ +module CodeRay +module Encoders + + # = XML Encoder + # + # Uses REXML. Very slow. + class XML < Encoder + + include Streamable + register_for :xml + + FILE_EXTENSION = 'xml' + + require 'rexml/document' + + DEFAULT_OPTIONS = { + :tab_width => 8, + :pretty => -1, + :transitive => false, + } + + protected + + def setup options + @doc = REXML::Document.new + @doc << REXML::XMLDecl.new + @tab_width = options[:tab_width] + @root = @node = @doc.add_element('coderay-tokens') + end + + def finish options + @out = '' + @doc.write @out, options[:pretty], options[:transitive], true + @out + end + + def text_token text, kind + if kind == :space + token = @node + else + token = @node.add_element kind.to_s + end + text.scan(/(\x20+)|(\t+)|(\n)|[^\x20\t\n]+/) do |space, tab, nl| + case + when space + token << REXML::Text.new(space, true) + when tab + token << REXML::Text.new(tab, true) + when nl + token << REXML::Text.new(nl, true) + else + token << REXML::Text.new($&) + end + end + end + + def open_token kind + @node = @node.add_element kind.to_s + end + + def close_token kind + if @node == @root + raise 'no token to close!' + end + @node = @node.parent + end + + end + +end +end |