amis-rpc-design/node_modules/react-native/ReactCommon/react/renderer/runtimescheduler/Task.cpp
2023-10-07 19:42:30 +08:00

53 lines
1.4 KiB
C++

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include "RuntimeScheduler.h"
namespace facebook::react {
Task::Task(
SchedulerPriority priority,
jsi::Function callback,
std::chrono::steady_clock::time_point expirationTime)
: priority(priority),
callback(std::move(callback)),
expirationTime(expirationTime) {}
Task::Task(
SchedulerPriority priority,
RawCallback callback,
std::chrono::steady_clock::time_point expirationTime)
: priority(priority),
callback(std::move(callback)),
expirationTime(expirationTime) {}
jsi::Value Task::execute(jsi::Runtime &runtime, bool didUserCallbackTimeout) {
auto result = jsi::Value::undefined();
// Canceled task doesn't have a callback.
if (!callback) {
return result;
}
auto &cbVal = callback.value();
if (cbVal.index() == 0) {
// Callback in JavaScript is expecting a single bool parameter.
// React team plans to remove it in the future when a scheduler bug on web
// is resolved.
result =
std::get<jsi::Function>(cbVal).call(runtime, {didUserCallbackTimeout});
} else {
// Calling a raw callback
std::get<RawCallback>(cbVal)(runtime);
}
// Destroying callback to prevent calling it twice.
callback.reset();
return result;
}
} // namespace facebook::react