anchor.diff:  		     function ->
   			 true;
   		     _ ->
  -			 refac_misc:is_expr(Node) andalso refac_syntax:type(Node) /= guard_expression
  +			 (refac_misc:is_expr(Node) orelse refac_syntax:type(Node)==match_expr) 
  +			       andalso refac_syntax:type(Node) /= guard_expression
   		   end
   	   end,
       Fun1 = fun (Range) ->
  
positive.code: -include("../include/wrangler.hrl").
  
  %% minimal number of tokens.
  -define(DEFAULT_CLONE_LEN, 20).
  
  %% Minimal number of class members.
  -define(DEFAULT_CLONE_MEMBER, 2).
  
negative.code: 		_ -> [{Exp1, Exp2}]
  	    end
      end.
  
  
  do_anti_unify_atoms(Exp1, Exp2) ->
      case has_the_same_value(Exp1, Exp2) of
  