66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
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/*
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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 "ExecutionContext.h"
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namespace facebook::react::jsinspector_modern {
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namespace {
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunused-const-variable"
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template <class>
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inline constexpr bool always_false_v = false;
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#pragma clang diagnostic pop
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} // namespace
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bool ExecutionContextSelector::matches(
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const ExecutionContextDescription& context) const noexcept {
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// Exhaustiveness checking based on the example in
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// https://en.cppreference.com/w/cpp/utility/variant/visit.
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return std::visit(
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[&context](auto&& arg) {
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using T = std::decay_t<decltype(arg)>;
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if constexpr (std::is_same_v<T, AllContexts>) {
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return true;
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} else if constexpr (std::is_same_v<T, ContextId>) {
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return context.id == arg;
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} else if constexpr (std::is_same_v<T, ContextName>) {
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return context.name == arg;
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} else {
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static_assert(always_false_v<T>, "non-exhaustive visitor");
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}
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},
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value_);
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}
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ExecutionContextSelector ExecutionContextSelector::byId(int32_t id) {
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return ExecutionContextSelector{id};
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}
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ExecutionContextSelector ExecutionContextSelector::byName(std::string name) {
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return ExecutionContextSelector{std::move(name)};
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}
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ExecutionContextSelector ExecutionContextSelector::all() {
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return ExecutionContextSelector{AllContexts{}};
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}
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bool matchesAny(
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const ExecutionContextDescription& context,
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const ExecutionContextSelectorSet& selectors) {
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for (const auto& selector : selectors) {
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if (selector.matches(context)) {
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return true;
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}
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}
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return false;
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}
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} // namespace facebook::react::jsinspector_modern
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