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authorHans Bolinder <[email protected]>2016-10-26 13:46:06 +0200
committerHans Bolinder <[email protected]>2016-11-01 10:16:39 +0100
commitcc2503f49e9fa445290740ebd11f1222431f5bd9 (patch)
treeb26eb3745dc3fcd14a317355f0a2992b00bd104c /erts/preloaded/src/erlang.erl
parent18dad110a0e9220cf1a18ff1cd78d66d6ce203b5 (diff)
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erts: Correct type declaration of match specification head
Bug reported by Peti Gömöri <[email protected]>.
Diffstat (limited to 'erts/preloaded/src/erlang.erl')
-rw-r--r--erts/preloaded/src/erlang.erl3
1 files changed, 2 insertions, 1 deletions
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl
index 652a954807..8771089b65 100644
--- a/erts/preloaded/src/erlang.erl
+++ b/erts/preloaded/src/erlang.erl
@@ -2408,10 +2408,11 @@ term_to_binary(_Term, _Options) ->
tl(_List) ->
erlang:nif_error(undefined).
+-type match_variable() :: atom(). % Approximation of '$1' | '$2' | ...
-type trace_pattern_mfa() ::
{atom(),atom(),arity() | '_'} | on_load.
-type trace_match_spec() ::
- [{[term()] | '_' ,[term()],[term()]}].
+ [{[term()] | '_' | match_variable() ,[term()],[term()]}].
-spec erlang:trace_pattern(MFA, MatchSpec) -> non_neg_integer() when
MFA :: trace_pattern_mfa() | send | 'receive',