11c670f2a0
- 37개 파일 IP → zioinfo.co.kr 치환 (소스/매뉴얼/설정/하네스) - Manager DrConsole/NetworkConsole/CsapConsole 빌드 + /var/www/manager/ 배포 - 테스트: Manager HTTP 200, ITSM 신규 API 7개 전체 200 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
99 lines
3.2 KiB
C++
99 lines
3.2 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 "stubs.h"
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#include <react/renderer/core/LayoutableShadowNode.h>
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#include <react/renderer/core/ShadowNodeFragment.h>
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#include <react/renderer/mounting/Differentiator.h>
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namespace facebook::react {
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/*
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* Sorting comparator for `reorderInPlaceIfNeeded`.
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*/
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static bool shouldFirstPairComesBeforeSecondOne(
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const ShadowViewNodePair& lhs,
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const ShadowViewNodePair& rhs) noexcept {
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return lhs.shadowNode->getOrderIndex() < rhs.shadowNode->getOrderIndex();
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}
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/*
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* Reorders pairs in-place based on `orderIndex` using a stable sort algorithm.
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*/
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static void reorderInPlaceIfNeeded(
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ShadowViewNodePair::OwningList& pairs) noexcept {
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// This is a simplified version of the function intentionally copied from
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// `Differentiator.cpp`.
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std::stable_sort(
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pairs.begin(), pairs.end(), &shouldFirstPairComesBeforeSecondOne);
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}
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/*
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* Generates `create` and `insert` instructions recursively traversing a shadow
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* tree.
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* This is a trivial implementation of diffing algorithm that can only "diff"
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* an empty tree with some other one.
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*/
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static void calculateShadowViewMutationsForNewTree(
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ShadowViewMutation::List& mutations,
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const ShadowView& parentShadowView,
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ShadowViewNodePair::OwningList newChildPairs) {
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// Sorting pairs based on `orderIndex` if needed.
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reorderInPlaceIfNeeded(newChildPairs);
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for (size_t index = 0; index < newChildPairs.size(); index++) {
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const auto& newChildPair = newChildPairs[index];
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mutations.push_back(
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ShadowViewMutation::CreateMutation(newChildPair.shadowView));
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mutations.push_back(ShadowViewMutation::InsertMutation(
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parentShadowView, newChildPair.shadowView, static_cast<int>(index)));
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auto newGrandChildPairs =
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sliceChildShadowNodeViewPairsForTesting(*newChildPair.shadowNode);
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calculateShadowViewMutationsForNewTree(
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mutations, newChildPair.shadowView, newGrandChildPairs);
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}
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}
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StubViewTree buildStubViewTreeWithoutUsingDifferentiator(
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const ShadowNode& rootShadowNode) {
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auto mutations = ShadowViewMutation::List{};
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mutations.reserve(256);
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calculateShadowViewMutationsForNewTree(
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mutations,
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ShadowView(rootShadowNode),
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sliceChildShadowNodeViewPairsForTesting(rootShadowNode));
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auto emptyRootShadowNode = rootShadowNode.clone(ShadowNodeFragment{
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ShadowNodeFragment::propsPlaceholder(),
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ShadowNode::emptySharedShadowNodeSharedList()});
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auto stubViewTree = StubViewTree(ShadowView(*emptyRootShadowNode));
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stubViewTree.mutate(mutations);
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return stubViewTree;
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}
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StubViewTree buildStubViewTreeUsingDifferentiator(
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const ShadowNode& rootShadowNode) {
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auto emptyRootShadowNode = rootShadowNode.clone(ShadowNodeFragment{
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ShadowNodeFragment::propsPlaceholder(),
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ShadowNode::emptySharedShadowNodeSharedList()});
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auto mutations =
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calculateShadowViewMutations(*emptyRootShadowNode, rootShadowNode);
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auto stubViewTree = StubViewTree(ShadowView(*emptyRootShadowNode));
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stubViewTree.mutate(mutations);
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return stubViewTree;
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}
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} // namespace facebook::react
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