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|
-module(gleam@erlang@process).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function]).
-export([self/0, start/2, new_subject/0, subject_owner/1, send/2, new_selector/0, select/2, select_forever/1, map_selector/2, merge_selector/2, flush_messages/0, selecting_trapped_exits/2, selecting/3, 'receive'/2, selecting_record2/3, selecting_record3/3, selecting_record4/3, selecting_record5/3, selecting_record6/3, selecting_record7/3, selecting_record8/3, selecting_anything/2, sleep/1, sleep_forever/0, is_alive/1, monitor_process/1, selecting_process_down/3, demonitor_process/1, try_call/3, call/3, link/1, unlink/1, send_after/3, cancel_timer/1, kill/1, send_exit/1, send_abnormal_exit/2, trap_exits/1, register/2, unregister/1, named/1]).
-export_type([pid_/0, subject/1, do_not_leak/0, selector/1, exit_message/0, exit_reason/0, anything_selector_tag/0, process_monitor_flag/0, process_monitor/0, process_down/0, call_error/1, timer/0, cancelled/0, kill_flag/0]).
-type pid_() :: any().
-opaque subject(FJD) :: {subject, pid_(), gleam@erlang:reference_()} |
{gleam_phantom, FJD}.
-type do_not_leak() :: any().
-type selector(FJE) :: any() | {gleam_phantom, FJE}.
-type exit_message() :: {exit_message, pid_(), exit_reason()}.
-type exit_reason() :: normal | killed | {abnormal, binary()}.
-type anything_selector_tag() :: anything.
-type process_monitor_flag() :: process.
-opaque process_monitor() :: {process_monitor, gleam@erlang:reference_()}.
-type process_down() :: {process_down, pid_(), gleam@dynamic:dynamic_()}.
-type call_error(FJF) :: {callee_down, gleam@dynamic:dynamic_()} |
call_timeout |
{gleam_phantom, FJF}.
-type timer() :: any().
-type cancelled() :: timer_not_found | {cancelled, integer()}.
-type kill_flag() :: kill.
-spec self() -> pid_().
self() ->
erlang:self().
-spec start(fun(() -> any()), boolean()) -> pid_().
start(Implementation, Link) ->
case Link of
true ->
erlang:spawn_link(Implementation);
false ->
erlang:spawn(Implementation)
end.
-spec new_subject() -> subject(any()).
new_subject() ->
{subject, erlang:self(), erlang:make_ref()}.
-spec subject_owner(subject(any())) -> pid_().
subject_owner(Subject) ->
erlang:element(2, Subject).
-spec send(subject(FJO), FJO) -> nil.
send(Subject, Message) ->
erlang:send(
erlang:element(2, Subject),
{erlang:element(3, Subject), Message}
),
nil.
-spec new_selector() -> selector(any()).
new_selector() ->
gleam_erlang_ffi:new_selector().
-spec select(selector(FJW), integer()) -> {ok, FJW} | {error, nil}.
select(From, Within) ->
gleam_erlang_ffi:select(From, Within).
-spec select_forever(selector(FKA)) -> FKA.
select_forever(From) ->
gleam_erlang_ffi:select(From).
-spec map_selector(selector(FKC), fun((FKC) -> FKE)) -> selector(FKE).
map_selector(A, B) ->
gleam_erlang_ffi:map_selector(A, B).
-spec merge_selector(selector(FKG), selector(FKG)) -> selector(FKG).
merge_selector(A, B) ->
gleam_erlang_ffi:merge_selector(A, B).
-spec flush_messages() -> nil.
flush_messages() ->
gleam_erlang_ffi:flush_messages().
-spec selecting_trapped_exits(selector(FKK), fun((exit_message()) -> FKK)) -> selector(FKK).
selecting_trapped_exits(Selector, Handler) ->
Tag = erlang:binary_to_atom(<<"EXIT"/utf8>>),
Handler@1 = fun(Message) ->
Reason = erlang:element(3, Message),
Normal = gleam@dynamic:from(normal),
Killed = gleam@dynamic:from(killed),
Reason@2 = case gleam@dynamic:string(Reason) of
_ when Reason =:= Normal ->
normal;
_ when Reason =:= Killed ->
killed;
{ok, Reason@1} ->
{abnormal, Reason@1};
{error, _} ->
{abnormal, gleam@string:inspect(Reason)}
end,
Handler({exit_message, erlang:element(2, Message), Reason@2})
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 3}, Handler@1).
-spec selecting(selector(FKN), subject(FKP), fun((FKP) -> FKN)) -> selector(FKN).
selecting(Selector, Subject, Transform) ->
Handler = fun(Message) -> Transform(erlang:element(2, Message)) end,
gleam_erlang_ffi:insert_selector_handler(
Selector,
{erlang:element(3, Subject), 2},
Handler
).
-spec 'receive'(subject(FJQ), integer()) -> {ok, FJQ} | {error, nil}.
'receive'(Subject, Milliseconds) ->
_pipe = gleam_erlang_ffi:new_selector(),
_pipe@1 = selecting(_pipe, Subject, fun(X) -> X end),
gleam_erlang_ffi:select(_pipe@1, Milliseconds).
-spec selecting_record2(
selector(FKS),
any(),
fun((gleam@dynamic:dynamic_()) -> FKS)
) -> selector(FKS).
selecting_record2(Selector, Tag, Transform) ->
Handler = fun(Message) -> Transform(erlang:element(2, Message)) end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 2}, Handler).
-spec selecting_record3(
selector(FKW),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FKW)
) -> selector(FKW).
selecting_record3(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(erlang:element(2, Message), erlang:element(3, Message))
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 3}, Handler).
-spec selecting_record4(
selector(FLA),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FLA)
) -> selector(FLA).
selecting_record4(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(
erlang:element(2, Message),
erlang:element(3, Message),
erlang:element(4, Message)
)
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 4}, Handler).
-spec selecting_record5(
selector(FLE),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FLE)
) -> selector(FLE).
selecting_record5(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(
erlang:element(2, Message),
erlang:element(3, Message),
erlang:element(4, Message),
erlang:element(5, Message)
)
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 5}, Handler).
-spec selecting_record6(
selector(FLI),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FLI)
) -> selector(FLI).
selecting_record6(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(
erlang:element(2, Message),
erlang:element(3, Message),
erlang:element(4, Message),
erlang:element(5, Message),
erlang:element(6, Message)
)
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 6}, Handler).
-spec selecting_record7(
selector(FLM),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FLM)
) -> selector(FLM).
selecting_record7(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(
erlang:element(2, Message),
erlang:element(3, Message),
erlang:element(4, Message),
erlang:element(5, Message),
erlang:element(6, Message),
erlang:element(7, Message)
)
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 7}, Handler).
-spec selecting_record8(
selector(FLQ),
any(),
fun((gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_(), gleam@dynamic:dynamic_()) -> FLQ)
) -> selector(FLQ).
selecting_record8(Selector, Tag, Transform) ->
Handler = fun(Message) ->
Transform(
erlang:element(2, Message),
erlang:element(3, Message),
erlang:element(4, Message),
erlang:element(5, Message),
erlang:element(6, Message),
erlang:element(7, Message),
erlang:element(8, Message)
)
end,
gleam_erlang_ffi:insert_selector_handler(Selector, {Tag, 8}, Handler).
-spec selecting_anything(selector(FLU), fun((gleam@dynamic:dynamic_()) -> FLU)) -> selector(FLU).
selecting_anything(Selector, Handler) ->
gleam_erlang_ffi:insert_selector_handler(Selector, anything, Handler).
-spec sleep(integer()) -> nil.
sleep(A) ->
gleam_erlang_ffi:sleep(A).
-spec sleep_forever() -> nil.
sleep_forever() ->
gleam_erlang_ffi:sleep_forever().
-spec is_alive(pid_()) -> boolean().
is_alive(A) ->
erlang:is_process_alive(A).
-spec monitor_process(pid_()) -> process_monitor().
monitor_process(Pid) ->
_pipe = process,
_pipe@1 = erlang:monitor(_pipe, Pid),
{process_monitor, _pipe@1}.
-spec selecting_process_down(
selector(FMC),
process_monitor(),
fun((process_down()) -> FMC)
) -> selector(FMC).
selecting_process_down(Selector, Monitor, Mapping) ->
gleam_erlang_ffi:insert_selector_handler(
Selector,
erlang:element(2, Monitor),
Mapping
).
-spec demonitor_process(process_monitor()) -> nil.
demonitor_process(Monitor) ->
gleam_erlang_ffi:demonitor(Monitor).
-spec try_call(subject(FMF), fun((subject(FMH)) -> FMF), integer()) -> {ok, FMH} |
{error, call_error(FMH)}.
try_call(Subject, Make_request, Timeout) ->
Reply_subject = new_subject(),
Monitor = monitor_process(subject_owner(Subject)),
send(Subject, Make_request(Reply_subject)),
Result = begin
_pipe = gleam_erlang_ffi:new_selector(),
_pipe@1 = selecting(
_pipe,
Reply_subject,
fun(Field@0) -> {ok, Field@0} end
),
_pipe@2 = selecting_process_down(
_pipe@1,
Monitor,
fun(Down) -> {error, {callee_down, erlang:element(3, Down)}} end
),
gleam_erlang_ffi:select(_pipe@2, Timeout)
end,
gleam_erlang_ffi:demonitor(Monitor),
case Result of
{error, nil} ->
{error, call_timeout};
{ok, Res} ->
Res
end.
-spec call(subject(FMM), fun((subject(FMO)) -> FMM), integer()) -> FMO.
call(Subject, Make_request, Timeout) ->
_assert_subject = try_call(Subject, Make_request, Timeout),
{ok, Resp} = case _assert_subject of
{ok, _} -> _assert_subject;
_assert_fail ->
erlang:error(#{gleam_error => let_assert,
message => <<"Assertion pattern match failed"/utf8>>,
value => _assert_fail,
module => <<"gleam/erlang/process"/utf8>>,
function => <<"call"/utf8>>,
line => 593})
end,
Resp.
-spec link(pid_()) -> boolean().
link(Pid) ->
gleam_erlang_ffi:link(Pid).
-spec unlink(pid_()) -> nil.
unlink(Pid) ->
erlang:unlink(Pid),
nil.
-spec send_after(subject(FMR), integer(), FMR) -> timer().
send_after(Subject, Delay, Message) ->
erlang:send_after(
Delay,
erlang:element(2, Subject),
{erlang:element(3, Subject), Message}
).
-spec cancel_timer(timer()) -> cancelled().
cancel_timer(Timer) ->
case gleam@dynamic:int(erlang:cancel_timer(Timer)) of
{ok, I} ->
{cancelled, I};
{error, _} ->
timer_not_found
end.
-spec kill(pid_()) -> nil.
kill(Pid) ->
erlang:exit(Pid, kill),
nil.
-spec send_exit(pid_()) -> nil.
send_exit(Pid) ->
erlang:exit(Pid, normal),
nil.
-spec send_abnormal_exit(pid_(), binary()) -> nil.
send_abnormal_exit(Pid, Reason) ->
erlang:exit(Pid, {abnormal, Reason}),
nil.
-spec trap_exits(boolean()) -> nil.
trap_exits(A) ->
gleam_erlang_ffi:trap_exits(A).
-spec register(pid_(), gleam@erlang@atom:atom_()) -> {ok, nil} | {error, nil}.
register(Pid, Name) ->
gleam_erlang_ffi:register_process(Pid, Name).
-spec unregister(gleam@erlang@atom:atom_()) -> {ok, nil} | {error, nil}.
unregister(Name) ->
gleam_erlang_ffi:unregister_process(Name).
-spec named(gleam@erlang@atom:atom_()) -> {ok, pid_()} | {error, nil}.
named(Name) ->
gleam_erlang_ffi:process_named(Name).
|
