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-rw-r--r--lib/dialyzer/src/dialyzer.erl7
-rw-r--r--lib/dialyzer/src/dialyzer_contracts.erl5
2 files changed, 9 insertions, 3 deletions
diff --git a/lib/dialyzer/src/dialyzer.erl b/lib/dialyzer/src/dialyzer.erl
index 63c51e219a..be4b9b6e12 100644
--- a/lib/dialyzer/src/dialyzer.erl
+++ b/lib/dialyzer/src/dialyzer.erl
@@ -409,9 +409,10 @@ message_to_string({extra_range, [M, F, A, ExtraRanges, SigRange]}) ->
io_lib:format("The specification for ~w:~w/~w states that the function"
" might also return ~s but the inferred return is ~s\n",
[M, F, A, ExtraRanges, SigRange]);
-message_to_string({overlapping_contract, []}) ->
- "Overloaded contract has overlapping domains;"
- " such contracts are currently unsupported and are simply ignored\n";
+message_to_string({overlapping_contract, [M, F, A]}) ->
+ io_lib:format("Overloaded contract for ~w:~w/~w has overlapping domains;"
+ " such contracts are currently unsupported and are simply ignored\n",
+ [M, F, A]);
message_to_string({spec_missing_fun, [M, F, A]}) ->
io_lib:format("Contract for function that does not exist: ~w:~w/~w\n",
[M, F, A]);
diff --git a/lib/dialyzer/src/dialyzer_contracts.erl b/lib/dialyzer/src/dialyzer_contracts.erl
index 157c951f77..410be8586e 100644
--- a/lib/dialyzer/src/dialyzer_contracts.erl
+++ b/lib/dialyzer/src/dialyzer_contracts.erl
@@ -520,6 +520,8 @@ get_invalid_contract_warnings_funs([{MFA, {FileLine, Contract}}|Left],
case check_contract(Contract, Sig) of
{error, invalid_contract} ->
[invalid_contract_warning(MFA, FileLine, Sig, RecDict)|Acc];
+ {error, {overlapping_contract, []}} ->
+ [overlapping_contract_warning(MFA, FileLine)|Acc];
{error, {extra_range, ExtraRanges, STRange}} ->
Warn =
case t_from_forms_without_remote(Contract#contract.forms,
@@ -571,6 +573,9 @@ invalid_contract_warning({M, F, A}, FileLine, SuccType, RecDict) ->
SuccTypeStr = dialyzer_utils:format_sig(SuccType, RecDict),
{?WARN_CONTRACT_TYPES, FileLine, {invalid_contract, [M, F, A, SuccTypeStr]}}.
+overlapping_contract_warning({M, F, A}, FileLine) ->
+ {?WARN_CONTRACT_TYPES, FileLine, {overlapping_contract, [M, F, A]}}.
+
extra_range_warning({M, F, A}, FileLine, ExtraRanges, STRange) ->
ERangesStr = erl_types:t_to_string(ExtraRanges),
STRangeStr = erl_types:t_to_string(STRange),