From cc2503f49e9fa445290740ebd11f1222431f5bd9 Mon Sep 17 00:00:00 2001 From: Hans Bolinder Date: Wed, 26 Oct 2016 13:46:06 +0200 Subject: erts: Correct type declaration of match specification head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Bug reported by Peti Gömöri . --- erts/preloaded/src/erlang.erl | 3 ++- erts/preloaded/src/erts_internal.erl | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) (limited to 'erts/preloaded') 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', diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl index 6aae5ba38c..f4518c4008 100644 --- a/erts/preloaded/src/erts_internal.erl +++ b/erts/preloaded/src/erts_internal.erl @@ -438,10 +438,11 @@ microstate_accounting(Ref, Threads) -> trace(_PidSpec, _How, _FlagList) -> 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 trace_pattern(MFA, MatchSpec, FlagList) -> non_neg_integer() when MFA :: trace_pattern_mfa(), -- cgit v1.2.3