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51af7cdcde
Summary: changelog: [internal] Enable two new clang tidy checks: - modernize-concat-nested-namespaces - google-build-using-namespace jest_e2e[run_all_tests] Reviewed By: rshest Differential Revision: D40020646 fbshipit-source-id: f3be80b5f829dd0ba376bdd70ed13332e114d48a
34 lines
798 B
C++
34 lines
798 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 "DynamicPropsUtilities.h"
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namespace facebook::react {
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folly::dynamic mergeDynamicProps(
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folly::dynamic const &source,
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folly::dynamic const &patch) {
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auto result = source;
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if (!result.isObject()) {
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result = folly::dynamic::object();
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}
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if (!patch.isObject()) {
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return result;
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}
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// Note, here we have to preserve sub-prop objects with `null` value as
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// an indication for the legacy mounting layer that it needs to clean them up.
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for (auto const &pair : patch.items()) {
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result[pair.first] = pair.second;
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}
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return result;
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}
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} // namespace facebook::react
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