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