58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
// Copyright 2022-present 650 Industries. All rights reserved.
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#include "JSIUtils.h"
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#include "LazyObject.h"
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namespace expo {
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LazyObject::LazyObject(LazyObjectInitializer initializer) : initializer(std::move(initializer)) {}
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LazyObject::~LazyObject() {
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backedObject = nullptr;
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}
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jsi::Value LazyObject::get(jsi::Runtime &runtime, const jsi::PropNameID &name) {
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if (!backedObject) {
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if (name.utf8(runtime) == "$$typeof") {
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// React Native asks for this property for some reason, we can just ignore it.
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return jsi::Value::undefined();
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}
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initializeBackedObject(runtime);
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}
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return backedObject ? backedObject->getProperty(runtime, name) : jsi::Value::undefined();
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}
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void LazyObject::set(jsi::Runtime &runtime, const jsi::PropNameID &name, const jsi::Value &value) {
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if (!backedObject) {
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initializeBackedObject(runtime);
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}
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if (backedObject) {
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backedObject->setProperty(runtime, name, value);
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}
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}
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std::vector<jsi::PropNameID> LazyObject::getPropertyNames(jsi::Runtime &runtime) {
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if (!backedObject) {
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initializeBackedObject(runtime);
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}
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if (backedObject) {
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jsi::Array propertyNames = backedObject->getPropertyNames(runtime);
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return common::jsiArrayToPropNameIdsVector(runtime, propertyNames);
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}
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return {};
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}
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const jsi::Object &LazyObject::unwrapObjectIfNecessary(jsi::Runtime &runtime, const jsi::Object &object) {
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if (object.isHostObject<LazyObject>(runtime)) {
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LazyObject::Shared lazyObject = object.getHostObject<LazyObject>(runtime);
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if (!lazyObject->backedObject) {
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lazyObject->initializeBackedObject(runtime);
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}
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return *lazyObject->backedObject;
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}
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return object;
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}
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} // namespace expo
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