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-rw-r--r--lib/stdlib/src/gen_statem.erl79
1 files changed, 46 insertions, 33 deletions
diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl
index fe80bb5de4..6f566b8beb 100644
--- a/lib/stdlib/src/gen_statem.erl
+++ b/lib/stdlib/src/gen_statem.erl
@@ -78,8 +78,9 @@
-type data() :: term().
-type event_type() ::
- {'call',From :: from()} | 'cast' |
- 'info' | 'timeout' | 'state_timeout' | 'internal'.
+ {'call',From :: from()} | 'cast' | 'info' |
+ 'timeout' | {'timeout', Name :: term()} | 'state_timeout' |
+ 'internal'.
-type callback_mode_result() ::
callback_mode() | [callback_mode() | state_enter()].
@@ -88,7 +89,7 @@
-type transition_option() ::
postpone() | hibernate() |
- event_timeout() | state_timeout().
+ event_timeout() | generic_timeout() | state_timeout().
-type postpone() ::
%% If 'true' postpone the current event
%% and retry it when the state changes (=/=)
@@ -100,6 +101,9 @@
%% Generate a ('timeout', EventContent, ...) event
%% unless some other event is delivered
Time :: timeout() | integer().
+-type generic_timeout() ::
+ %% Generate a ({'timeout',Name}, EventContent, ...) event
+ Time :: timeout() | integer().
-type state_timeout() ::
%% Generate a ('state_timeout', EventContent, ...) event
%% unless the state is changed
@@ -142,6 +146,14 @@
Time :: event_timeout(),
EventContent :: term(),
Options :: (timeout_option() | [timeout_option()])} |
+ %%
+ {{'timeout', Name :: term()}, % Set the generic_timeout option
+ Time :: generic_timeout(), EventContent :: term()} |
+ {{'timeout', Name :: term()}, % Set the generic_timeout option
+ Time :: generic_timeout(),
+ EventContent :: term(),
+ Options :: (timeout_option() | [timeout_option()])} |
+ %%
{'state_timeout', % Set the state_timeout option
Time :: state_timeout(), EventContent :: term()} |
{'state_timeout', % Set the state_timeout option
@@ -311,37 +323,26 @@
%% Type validation functions
callback_mode(CallbackMode) ->
case CallbackMode of
- state_functions ->
- true;
- handle_event_function ->
- true;
- _ ->
- false
+ state_functions -> true;
+ handle_event_function -> true;
+ _ -> false
end.
%%
-from({Pid,_}) when is_pid(Pid) ->
- true;
-from(_) ->
- false.
+from({Pid,_}) when is_pid(Pid) -> true;
+from(_) -> false.
%%
event_type({call,From}) ->
from(From);
event_type(Type) ->
case Type of
- {call,From} ->
- from(From);
- cast ->
- true;
- info ->
- true;
- timeout ->
- true;
- state_timeout ->
- true;
- internal ->
- true;
- _ ->
- false
+ {call,From} -> from(From);
+ cast -> true;
+ info -> true;
+ timeout -> true;
+ state_timeout -> true;
+ internal -> true;
+ {timeout,_} -> true;
+ _ -> false
end.
@@ -1387,15 +1388,27 @@ parse_actions(
?STACKTRACE()}
end;
%%
- {TimerType,_,_} = Timeout
- when TimerType =:= timeout;
- TimerType =:= state_timeout ->
+ {{timeout,_},_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {{timeout,_},_,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {timeout,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {timeout,_,_,_} = Timeout ->
+ parse_actions_timeout(
+ Debug, S, State, Actions,
+ Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
+ {state_timeout,_,_} = Timeout ->
parse_actions_timeout(
Debug, S, State, Actions,
Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);
- {TimerType,_,_,_} = Timeout
- when TimerType =:= timeout;
- TimerType =:= state_timeout ->
+ {state_timeout,_,_,_} = Timeout ->
parse_actions_timeout(
Debug, S, State, Actions,
Hibernate, TimeoutsR, Postpone, NextEventsR, Timeout);