40 lines
976 B
C++
40 lines
976 B
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 "JSExecutor.h"
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#include "RAMBundleRegistry.h"
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#include <folly/Conv.h>
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#include <chrono>
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namespace facebook {
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namespace react {
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std::string JSExecutor::getSyntheticBundlePath(
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uint32_t bundleId,
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const std::string &bundlePath) {
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if (bundleId == RAMBundleRegistry::MAIN_BUNDLE_ID) {
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return bundlePath;
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}
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return folly::to<std::string>("seg-", bundleId, ".js");
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}
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double JSExecutor::performanceNow() {
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auto time = std::chrono::steady_clock::now();
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auto duration = std::chrono::duration_cast<std::chrono::nanoseconds>(
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time.time_since_epoch())
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.count();
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constexpr double NANOSECONDS_IN_MILLISECOND = 1000000.0;
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return duration / NANOSECONDS_IN_MILLISECOND;
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}
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} // namespace react
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} // namespace facebook
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