mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
David Vacca
3093010ea5
Summary: This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice Script: P137350694 changelog: [internal] internal refactor Reviewed By: fkgozali Differential Revision: D22852139 fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its 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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#pragma once
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#ifdef WITH_FBSYSTRACE
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#include <fbsystrace.h>
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#endif
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namespace facebook {
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namespace react {
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/**
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* This is a convenience class to avoid lots of verbose profiling
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* #ifdefs. If WITH_FBSYSTRACE is not defined, the optimizer will
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* remove this completely. If it is defined, it will behave as
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* FbSystraceSection, with the right tag provided. Use two separate classes to
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* to ensure that the ODR rule isn't violated, that is, if WITH_FBSYSTRACE has
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* different values in different files, there is no inconsistency in the sizes
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* of defined symbols.
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*/
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#ifdef WITH_FBSYSTRACE
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struct ConcreteSystraceSection {
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public:
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template <typename... ConvertsToStringPiece>
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explicit ConcreteSystraceSection(
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const char *name,
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ConvertsToStringPiece &&... args)
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: m_section(TRACE_TAG_REACT_CXX_BRIDGE, name, args...) {}
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private:
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fbsystrace::FbSystraceSection m_section;
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};
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using SystraceSection = ConcreteSystraceSection;
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#else
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struct DummySystraceSection {
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public:
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template <typename... ConvertsToStringPiece>
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explicit DummySystraceSection(
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const char *name,
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ConvertsToStringPiece &&... args) {}
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};
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using SystraceSection = DummySystraceSection;
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#endif
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} // namespace react
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} // namespace facebook
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