lib/maruku/input/rubypants.rb in maruku-0.7.0 vs lib/maruku/input/rubypants.rb in maruku-0.7.1

@@ -162,29 +162,42 @@
   # Simple rule that says "Replace this pattern with these entities"
   class ReplaceRule < Rule
     # Replace all matches in the input at once with the
     # same elements from "replacement".
     def apply(first, input, output)
-      intersperse(first.split(pattern), replacement).each do |x|
-        append_to_output(output, x)
+      split = first.split(pattern)
+      if split.empty?
+        first.scan(pattern).size.times do
+          clone_elems(replacement).each do |x|
+            append_to_output(output, x)
+          end
+        end
+      else
+        intersperse(first.split(pattern), replacement).each do |x|
+          append_to_output(output, x)
+        end
       end
     end
 
     private
 
     # Sort of like "join" - places the elements in "elem"
     # between each adjacent element in the array.
     def intersperse(ary, elem)
-      return ary if ary.length <= 1
+      return clone_elems(elem) if ary.empty?
+      return ary if ary.length == 1
       h, *t = ary
       t.inject([h]) do |r, e|
-        entities = elem.map do |el|
-          en = el.clone
-          en.doc = doc
-          en
-        end
-        r.concat entities
+        r.concat clone_elems(elem)
         r << e
+      end
+    end
+
+    def clone_elems(elems)
+      elems.map do |el|
+        en = el.clone
+        en.doc = doc
+        en
       end
     end
   end
 
   # A more complex rule that uses a capture group from the