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-rw-r--r--lib/stdlib/src/gen_statem.erl38
-rw-r--r--lib/stdlib/test/gen_statem_SUITE.erl8
2 files changed, 31 insertions, 15 deletions
diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl
index a39503cb6b..7e4fab5365 100644
--- a/lib/stdlib/src/gen_statem.erl
+++ b/lib/stdlib/src/gen_statem.erl
@@ -582,7 +582,7 @@ init_result(Starter, Parent, ServerRef, Module, Result, Opts) ->
proc_lib:init_ack(Starter, ignore),
exit(normal);
_ ->
- Error = {bad_return_value,Result},
+ Error = {bad_return_from_init,Result},
proc_lib:init_ack(Starter, {error,Error}),
exit(Error)
end.
@@ -656,11 +656,11 @@ format_status(
print_event(Dev, {in,Event}, {Name,_}) ->
io:format(
- Dev, "*DBG* ~p received ~s~n",
+ Dev, "*DBG* ~p receive ~s~n",
[Name,event_string(Event)]);
print_event(Dev, {out,Reply,{To,_Tag}}, {Name,_}) ->
io:format(
- Dev, "*DBG* ~p sent ~p to ~p~n",
+ Dev, "*DBG* ~p send ~p to ~p~n",
[Name,Reply,To]);
print_event(Dev, {Tag,Event,NextState}, {Name,State}) ->
StateString =
@@ -992,7 +992,9 @@ loop_event_result(
State, Data, P, Event, State, Actions);
_ ->
terminate(
- error, {bad_return_value,Result}, ?STACKTRACE(),
+ error,
+ {bad_return_from_state_function,Result},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, Data, P)
end.
@@ -1029,7 +1031,9 @@ loop_event_actions(
Postpone, Hibernate, Timeout, NextEvents);
false ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P)
end;
{next_event,Type,Content} ->
@@ -1042,7 +1046,9 @@ loop_event_actions(
[{Type,Content}|NextEvents]);
false ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P)
end;
%% Actions that set options
@@ -1053,7 +1059,9 @@ loop_event_actions(
NewPostpone, Hibernate, Timeout, NextEvents);
{postpone,_} ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P);
postpone ->
loop_event_actions(
@@ -1067,7 +1075,9 @@ loop_event_actions(
Postpone, NewHibernate, Timeout, NextEvents);
{hibernate,_} ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P);
hibernate ->
loop_event_actions(
@@ -1086,7 +1096,9 @@ loop_event_actions(
Postpone, Hibernate, NewTimeout, NextEvents);
{timeout,_,_} ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P);
infinity -> % Clear timer - it will never trigger
loop_event_actions(
@@ -1101,7 +1113,9 @@ loop_event_actions(
Postpone, Hibernate, NewTimeout, NextEvents);
_ ->
terminate(
- error, {bad_action,Action}, ?STACKTRACE(),
+ error,
+ {bad_action_from_state_function,Action},
+ ?STACKTRACE(),
Debug, S, [Event|Events], State, NewData, P)
end;
%%
@@ -1173,7 +1187,9 @@ do_reply_then_terminate(
NewDebug, S, Q, State, Data, P, Rs);
_ ->
terminate(
- error, {bad_action,R}, ?STACKTRACE(),
+ error,
+ {bad_reply_action_from_state_function,R},
+ ?STACKTRACE(),
Debug, S, Q, State, Data, P)
end.
diff --git a/lib/stdlib/test/gen_statem_SUITE.erl b/lib/stdlib/test/gen_statem_SUITE.erl
index d90119de54..1d1417c2e6 100644
--- a/lib/stdlib/test/gen_statem_SUITE.erl
+++ b/lib/stdlib/test/gen_statem_SUITE.erl
@@ -460,10 +460,10 @@ abnormal2(Config) ->
{ok,Pid} = gen_statem:start_link(?MODULE, start_arg(Config, []), []),
%% bad return value in the gen_statem loop
- {{bad_return_value,badreturn},_} =
+ {{bad_return_from_state_function,badreturn},_} =
?EXPECT_FAILURE(gen_statem:call(Pid, badreturn), Reason),
receive
- {'EXIT',Pid,{bad_return_value,badreturn}} -> ok
+ {'EXIT',Pid,{bad_return_from_state_function,badreturn}} -> ok
after 5000 ->
ct:fail(gen_statem_did_not_die)
end,
@@ -709,7 +709,7 @@ error_format_status(Config) ->
gen_statem:start(
?MODULE, start_arg(Config, {data,Data}), []),
%% bad return value in the gen_statem loop
- {{bad_return_value,badreturn},_} =
+ {{bad_return_from_state_function,badreturn},_} =
?EXPECT_FAILURE(gen_statem:call(Pid, badreturn), Reason),
receive
{error,_,
@@ -717,7 +717,7 @@ error_format_status(Config) ->
"** State machine"++_,
[Pid,{{call,_},badreturn},
{formatted,idle,Data},
- error,{bad_return_value,badreturn}|_]}} ->
+ error,{bad_return_from_state_function,badreturn}|_]}} ->
ok;
Other when is_tuple(Other), element(1, Other) =:= error ->
error_logger_forwarder:unregister(),