Extract helper to remove explicit block param

Author: st0012

lib/rdoc/code_object/any_method.rb

@@ -255,9 +255,7 @@ def param_list
     end
 
     if @block_params then
-      # If this method has explicit block parameters, remove any explicit
-      # &block
-      params = params.sub(/,?\s*&\w+/, '')
+      params = remove_explicit_block_param(params)
     else
       params = params.sub(/\&(\w+)/, '\1')
     end
@@ -285,9 +283,7 @@ def param_seq
     end
 
     if @block_params then
-      # If this method has explicit block parameters, remove any explicit
-      # &block
-      params = params.sub(/,?\s*&\w+/, '')
+      params = remove_explicit_block_param(params)
 
       block = @block_params.tr_s("\n ", " ")
       if block[0] == ?(
@@ -344,6 +340,13 @@ def _call_seq
 
   private
 
+  ##
+  # Removes the explicit &block parameter if the method has explicit block parameters
+
+  def remove_explicit_block_param(params)
+    params.sub(/,?\s*&\w+/, '')
+  end
+
   ##
   # call_seq with alias examples information removed, if this
   # method is an alias method.