Merge pull request #562 from aycabta/use-chunk-after-drop-1.8

Use Enumerable#chunk after drop Ruby 1.8

Author: hsbt

lib/rdoc/markup/to_joined_paragraph.rb

@@ -23,37 +23,11 @@ def end_accepting # :nodoc:
   # Converts the parts of +paragraph+ to a single entry.
 
   def accept_paragraph paragraph
-    parts = []
-    string = false
-
-    paragraph.parts.each do |part|
-      if String === part then
-        if string then
-          string << part
-        else
-          parts << part
-          string = part
-        end
-      else
-        parts << part
-        string = false
-      end
-    end
-
-    parts = parts.map do |part|
-      if String === part then
-        part.rstrip
-      else
-        part
-      end
-    end
-
-    # TODO use Enumerable#chunk when Ruby 1.8 support is dropped
-    #parts = paragraph.parts.chunk do |part|
-    #  String === part
-    #end.map do |string, chunk|
-    #  string ? chunk.join.rstrip : chunk
-    #end.flatten
+    parts = paragraph.parts.chunk do |part|
+      String === part
+    end.map do |string, chunk|
+      string ? chunk.join.rstrip : chunk
+    end.flatten
 
     paragraph.parts.replace parts
   end