anchor.diff:      NewDeps = find_newly_added(ConfigDeps, Locks),
       [{{locks, default}, Locks}, {{deps, default}, NewDeps++Deps} | Config].
   
  +format_error({bad_dep_name, Dep}) ->
  +    io_lib:format("Dependency name must be an atom, instead found: ~p", [Dep]).
  +
   %% ===================================================================
   %% Internal functions
   %% ===================================================================
  
positive.code: 
  -export([consult/1
          ,consult_file/1
  
          ,merge_locks/2]).
  
  -include("rebar.hrl").
  
  %% ===================================================================
  %% Public API
  
negative.code:                          [NewDep, NewDep]),
                      false
              end
      end;
  check_newly_added(Dep, _) ->
      throw(?PRV_ERROR({bad_dep_name, Dep})).
  