anchor.diff:                           Binds1 = [{'_This@', Node}|Binds0],
                            try Cond(Binds1) of
                                true ->
  -                                 {ReturnFun([{'_File@', FileName}|Binds1]), true};
  +                                 {[ReturnFun([{'_File@', FileName}|Binds1])|Acc], true};
                                false ->
  -                                 {[], true}; %% pretend to be sucessful;
  +                                 {Acc, true}; %% pretend to be sucessful;
                                _ ->
                                    throw({error, "Condition checking returns a non-boolean value."})
                            catch
  
positive.code:                           Acc
                    end
            end,
      lists:reverse(ast_traverse_api:fold(Fun, [], AST)).
    
  
  get_expr_seqs(T) ->
  
negative.code: %%<a href="file:refac_swap_args.erl" > Swap arguments of a function;</a>.
  %%</li>
  %%<li>
  %%<a href="file:refac_keysearch_to_keyfind.erl"> replace the uses of lists:keysearch/3 with lists:keyfind/3; </a>
  %%</li>
  %%<li>
  %%<a href="file:refac_specialise.erl"> Specialise a function definition; </a>
  