diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_utils.erl')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_utils.erl | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/dialyzer/src/dialyzer_utils.erl b/lib/dialyzer/src/dialyzer_utils.erl index 8046b48838..a4c4d37a0f 100644 --- a/lib/dialyzer/src/dialyzer_utils.erl +++ b/lib/dialyzer/src/dialyzer_utils.erl @@ -2,7 +2,7 @@ %%----------------------------------------------------------------------- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2012. All Rights Reserved. +%% Copyright Ericsson AB 2006-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -219,15 +219,18 @@ get_record_and_type_info([], _Module, Records, RecDict) -> end. add_new_type(TypeOrOpaque, Name, TypeForm, ArgForms, Module, RecDict) -> - case erl_types:type_is_defined(TypeOrOpaque, Name, RecDict) of + Arity = length(ArgForms), + case erl_types:type_is_defined(TypeOrOpaque, Name, Arity, RecDict) of true -> - throw({error, flat_format("Type ~s already defined\n", [Name])}); + Msg = flat_format("Type ~s/~w already defined\n", [Name, Arity]), + throw({error, Msg}); false -> ArgTypes = [erl_types:t_from_form(X) || X <- ArgForms], case lists:all(fun erl_types:t_is_var/1, ArgTypes) of true -> ArgNames = [erl_types:t_var_name(X) || X <- ArgTypes], - dict:store({TypeOrOpaque, Name}, {Module, TypeForm, ArgNames}, RecDict); + dict:store({TypeOrOpaque, Name, Arity}, + {Module, TypeForm, ArgNames}, RecDict); false -> throw({error, flat_format("Type declaration for ~w does not " "have variables as parameters", [Name])}) |