lib/wparser/inline/italic.rb in wparser-0.0.2 vs lib/wparser/inline/italic.rb in wparser-0.1.0

@@ -1,9 +1,13 @@
-module Italic
-  def parse line
-    parse_line = line.sub(/\b_(\w*)_\b/){|s| "<I>#$1</I>"}
-    return line if parse_line == nil
-    parse_line
-  end
+require 'wparser/parse'
 
-  module_function :parse
+module Inlines
+  class Italic < Parse
+    def self.parse line
+      @result = line.gsub!(/(?:(?!\\_)(^|.)_)(.+?)(?:(?!\\_)(.)_)/){|s|
+        "#$1<I>#$2#$3</I>"
+      }
+      @result = line.gsub!(/\\_/, '_')
+      super
+    end
+  end
 end