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authorStavros Aronis <[email protected]>2011-03-06 00:01:59 +0200
committerNiclas Axelsson <[email protected]>2011-03-11 12:03:53 +0100
commit31ffea630ffd73d39970c3def796b00dd782373d (patch)
treef739f98a069f7525a7264fdacd9eac5a24f8add8 /lib/dialyzer/src/dialyzer.erl
parent8148d9a6e19e54e4f6769062ee4e01c8291f4fbf (diff)
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Generate better warnings for failing guards
Diffstat (limited to 'lib/dialyzer/src/dialyzer.erl')
-rw-r--r--lib/dialyzer/src/dialyzer.erl3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/dialyzer/src/dialyzer.erl b/lib/dialyzer/src/dialyzer.erl
index dde0c17c39..3e7680f4bb 100644
--- a/lib/dialyzer/src/dialyzer.erl
+++ b/lib/dialyzer/src/dialyzer.erl
@@ -334,6 +334,9 @@ message_to_string({guard_fail, []}) ->
"Clause guard cannot succeed.\n";
message_to_string({guard_fail, [Arg1, Infix, Arg2]}) ->
io_lib:format("Guard test ~s ~s ~s can never succeed\n", [Arg1, Infix, Arg2]);
+message_to_string({neg_guard_fail, [Arg1, Infix, Arg2]}) ->
+ io_lib:format("Guard test not(~s ~s ~s) can never succeed\n",
+ [Arg1, Infix, Arg2]);
message_to_string({guard_fail, [Guard, Args]}) ->
io_lib:format("Guard test ~w~s can never succeed\n", [Guard, Args]);
message_to_string({neg_guard_fail, [Guard, Args]}) ->