101 lines
2.6 KiB
C++
101 lines
2.6 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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#pragma once
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#include <react/bridging/AString.h>
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#include <react/bridging/Base.h>
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#include <butter/map.h>
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#include <map>
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#include <unordered_map>
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namespace facebook::react {
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template <>
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struct Bridging<jsi::WeakObject> {
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static jsi::WeakObject fromJs(jsi::Runtime &rt, const jsi::Object &value) {
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return jsi::WeakObject(rt, value);
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}
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static jsi::Value toJs(jsi::Runtime &rt, jsi::WeakObject &value) {
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return value.lock(rt);
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}
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};
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template <typename T>
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struct Bridging<
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std::shared_ptr<T>,
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std::enable_if_t<std::is_base_of_v<jsi::HostObject, T>>> {
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static std::shared_ptr<T> fromJs(jsi::Runtime &rt, const jsi::Object &value) {
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return value.asHostObject<T>(rt);
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}
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static jsi::Object toJs(jsi::Runtime &rt, std::shared_ptr<T> value) {
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return jsi::Object::createFromHostObject(rt, std::move(value));
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}
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};
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namespace map_detail {
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template <typename T>
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struct Bridging {
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static T fromJs(
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jsi::Runtime &rt,
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const jsi::Object &value,
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const std::shared_ptr<CallInvoker> &jsInvoker) {
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T result;
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auto propertyNames = value.getPropertyNames(rt);
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auto length = propertyNames.length(rt);
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for (size_t i = 0; i < length; i++) {
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auto propertyName = propertyNames.getValueAtIndex(rt, i);
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result.emplace(
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bridging::fromJs<std::string>(rt, propertyName, jsInvoker),
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bridging::fromJs<typename T::mapped_type>(
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rt, value.getProperty(rt, propertyName.asString(rt)), jsInvoker));
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}
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return result;
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}
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static jsi::Object toJs(
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jsi::Runtime &rt,
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const T &map,
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const std::shared_ptr<CallInvoker> &jsInvoker) {
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auto resultObject = jsi::Object(rt);
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for (const auto &[key, value] : map) {
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resultObject.setProperty(
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rt,
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jsi::PropNameID::forUtf8(rt, key),
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bridging::toJs(rt, value, jsInvoker));
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}
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return resultObject;
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}
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};
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} // namespace map_detail
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#ifdef BUTTER_USE_FOLLY_CONTAINERS
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template <typename... Args>
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struct Bridging<butter::map<std::string, Args...>>
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: map_detail::Bridging<butter::map<std::string, Args...>> {};
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#endif
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template <typename... Args>
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struct Bridging<std::map<std::string, Args...>>
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: map_detail::Bridging<std::map<std::string, Args...>> {};
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template <typename... Args>
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struct Bridging<std::unordered_map<std::string, Args...>>
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: map_detail::Bridging<std::unordered_map<std::string, Args...>> {};
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} // namespace facebook::react
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