yeet

node_modules/react-native/ReactCommon/fabric/components/switch/BUCK

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+load("@fbsource//tools/build_defs/apple:flag_defs.bzl", "get_preprocessor_flags_for_build_mode")
+load(
+    "//tools/build_defs/oss:rn_defs.bzl",
+    "ANDROID",
+    "APPLE",
+    "CXX",
+    "YOGA_CXX_TARGET",
+    "fb_xplat_cxx_test",
+    "get_apple_compiler_flags",
+    "get_apple_inspector_flags",
+    "react_native_target",
+    "react_native_xplat_target",
+    "rn_xplat_cxx_library",
+    "subdir_glob",
+)
+
+APPLE_COMPILER_FLAGS = get_apple_compiler_flags()
+
+rn_xplat_cxx_library(
+    name = "androidswitch",
+    srcs = glob(
+        ["**/*.cpp"],
+        exclude = glob(["tests/**/*.cpp"]),
+    ),
+    headers = glob(
+        ["**/*.h"],
+        exclude = glob(["tests/**/*.h"]),
+    ),
+    header_namespace = "",
+    exported_headers = subdir_glob(
+        [
+            ("", "*.h"),
+            ("androidswitch", "*.h"),
+        ],
+        prefix = "react/components/androidswitch",
+    ),
+    compiler_flags = [
+        "-fexceptions",
+        "-frtti",
+        "-std=c++14",
+        "-Wall",
+    ],
+    cxx_tests = [":tests"],
+    fbandroid_deps = [
+        react_native_target("jni/react/jni:jni"),
+    ],
+    fbobjc_compiler_flags = APPLE_COMPILER_FLAGS,
+    fbobjc_labels = ["supermodule:ios/default/public.react_native.infra"],
+    fbobjc_preprocessor_flags = get_preprocessor_flags_for_build_mode() + get_apple_inspector_flags(),
+    force_static = True,
+    platforms = (ANDROID, APPLE, CXX),
+    preprocessor_flags = [
+        "-DLOG_TAG=\"ReactNative\"",
+        "-DWITH_FBSYSTRACE=1",
+    ],
+    visibility = ["PUBLIC"],
+    deps = [
+        "//xplat/fbsystrace:fbsystrace",
+        "//xplat/folly:headers_only",
+        "//xplat/folly:memory",
+        "//xplat/folly:molly",
+        "//xplat/third-party/glog:glog",
+        YOGA_CXX_TARGET,
+        react_native_xplat_target("fabric/debug:debug"),
+        react_native_xplat_target("fabric/core:core"),
+        react_native_xplat_target("fabric/graphics:graphics"),
+        react_native_xplat_target("fabric/components/view:view"),
+        react_native_xplat_target("fabric/uimanager:uimanager"),
+        "//xplat/js/react-native-github:generated_components-rncore",
+    ],
+)
+
+fb_xplat_cxx_test(
+    name = "tests",
+    srcs = glob(["tests/**/*.cpp"]),
+    headers = glob(["tests/**/*.h"]),
+    compiler_flags = [
+        "-fexceptions",
+        "-frtti",
+        "-std=c++14",
+        "-Wall",
+    ],
+    contacts = ["oncall+react_native@xmail.facebook.com"],
+    platforms = (
+        # `Apple` and `Android` flavors are disabled because the module depends on `textlayoutmanager` which requires real an Emulator/Simulator to run.
+        #  At the same time, the code of tests does not rely on the simulator capabilities and it would be wasteful to add `fbandroid_use_instrumentation_test = True`.
+        # (Beware of this option though.)
+        # ANDROID,
+        # APPLE,
+        CXX
+    ),
+    deps = [
+        ":androidswitch",
+        "//xplat/folly:molly",
+        "//xplat/third-party/gmock:gtest",
+    ],
+)

node_modules/react-native/ReactCommon/fabric/components/switch/androidswitch/AndroidSwitchComponentDescriptor.h

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+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include "AndroidSwitchMeasurementsManager.h"
+#include "AndroidSwitchShadowNode.h"
+
+#include <react/core/ConcreteComponentDescriptor.h>
+
+namespace facebook {
+namespace react {
+
+/*
+ * Descriptor for <AndroidSwitch> component.
+ */
+class AndroidSwitchComponentDescriptor final
+    : public ConcreteComponentDescriptor<AndroidSwitchShadowNode> {
+ public:
+  AndroidSwitchComponentDescriptor(
+      ComponentDescriptorParameters const &parameters)
+      : ConcreteComponentDescriptor(parameters),
+        measurementsManager_(std::make_shared<AndroidSwitchMeasurementsManager>(
+            contextContainer_)) {}
+
+  void adopt(UnsharedShadowNode shadowNode) const override {
+    ConcreteComponentDescriptor::adopt(shadowNode);
+
+    assert(std::dynamic_pointer_cast<AndroidSwitchShadowNode>(shadowNode));
+    auto androidSwitchShadowNode =
+        std::static_pointer_cast<AndroidSwitchShadowNode>(shadowNode);
+
+    // `AndroidSwitchShadowNode` uses `AndroidSwitchMeasurementsManager` to
+    // provide measurements to Yoga.
+    androidSwitchShadowNode->setAndroidSwitchMeasurementsManager(
+        measurementsManager_);
+
+    // All `AndroidSwitchShadowNode`s must have leaf Yoga nodes with properly
+    // setup measure function.
+    androidSwitchShadowNode->enableMeasurement();
+  }
+
+ private:
+  const std::shared_ptr<AndroidSwitchMeasurementsManager> measurementsManager_;
+};
+
+} // namespace react
+} // namespace facebook

node_modules/react-native/ReactCommon/fabric/components/switch/androidswitch/AndroidSwitchMeasurementsManager.cpp

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+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "AndroidSwitchMeasurementsManager.h"
+
+#include <fbjni/fbjni.h>
+#include <react/core/conversions.h>
+#include <react/jni/ReadableNativeMap.h>
+
+using namespace facebook::jni;
+
+namespace facebook {
+namespace react {
+
+Size AndroidSwitchMeasurementsManager::measure(
+    SurfaceId surfaceId,
+    LayoutConstraints layoutConstraints) const {
+  {
+    std::lock_guard<std::mutex> lock(mutex_);
+    if (hasBeenMeasured_) {
+      return cachedMeasurement_;
+    }
+  }
+
+  const jni::global_ref<jobject> &fabricUIManager =
+      contextContainer_->at<jni::global_ref<jobject>>("FabricUIManager");
+
+  static auto measure =
+      jni::findClassStatic("com/facebook/react/fabric/FabricUIManager")
+          ->getMethod<jlong(
+              jint,
+              jstring,
+              ReadableMap::javaobject,
+              ReadableMap::javaobject,
+              ReadableMap::javaobject,
+              jfloat,
+              jfloat,
+              jfloat,
+              jfloat)>("measure");
+
+  auto minimumSize = layoutConstraints.minimumSize;
+  auto maximumSize = layoutConstraints.maximumSize;
+
+  local_ref<JString> componentName = make_jstring("AndroidSwitch");
+
+  auto measurement = yogaMeassureToSize(measure(
+      fabricUIManager,
+      surfaceId,
+      componentName.get(),
+      nullptr,
+      nullptr,
+      nullptr,
+      minimumSize.width,
+      maximumSize.width,
+      minimumSize.height,
+      maximumSize.height));
+
+  std::lock_guard<std::mutex> lock(mutex_);
+  cachedMeasurement_ = measurement;
+  return measurement;
+}
+
+} // namespace react
+} // namespace facebook

node_modules/react-native/ReactCommon/fabric/components/switch/androidswitch/AndroidSwitchMeasurementsManager.h

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+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <react/core/ConcreteComponentDescriptor.h>
+#include <react/core/LayoutConstraints.h>
+#include <react/utils/ContextContainer.h>
+
+namespace facebook {
+namespace react {
+
+class AndroidSwitchMeasurementsManager {
+ public:
+  AndroidSwitchMeasurementsManager(
+      const ContextContainer::Shared &contextContainer)
+      : contextContainer_(contextContainer) {}
+
+  Size measure(SurfaceId surfaceId, LayoutConstraints layoutConstraints) const;
+
+ private:
+  const ContextContainer::Shared contextContainer_;
+  mutable std::mutex mutex_;
+  mutable bool hasBeenMeasured_ = false;
+  mutable Size cachedMeasurement_{};
+};
+
+} // namespace react
+} // namespace facebook

node_modules/react-native/ReactCommon/fabric/components/switch/androidswitch/AndroidSwitchShadowNode.cpp

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+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#include "AndroidSwitchShadowNode.h"
+
+namespace facebook {
+namespace react {
+
+extern const char AndroidSwitchComponentName[] = "AndroidSwitch";
+
+void AndroidSwitchShadowNode::setAndroidSwitchMeasurementsManager(
+    const std::shared_ptr<AndroidSwitchMeasurementsManager>
+        &measurementsManager) {
+  ensureUnsealed();
+  measurementsManager_ = measurementsManager;
+}
+
+#pragma mark - LayoutableShadowNode
+
+Size AndroidSwitchShadowNode::measure(
+    LayoutConstraints layoutConstraints) const {
+  return measurementsManager_->measure(getSurfaceId(), layoutConstraints);
+}
+
+} // namespace react
+} // namespace facebook

node_modules/react-native/ReactCommon/fabric/components/switch/androidswitch/AndroidSwitchShadowNode.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include "AndroidSwitchMeasurementsManager.h"
+
+#include <react/components/rncore/EventEmitters.h>
+#include <react/components/rncore/Props.h>
+#include <react/components/view/ConcreteViewShadowNode.h>
+
+namespace facebook {
+namespace react {
+
+extern const char AndroidSwitchComponentName[];
+
+/*
+ * `ShadowNode` for <AndroidSwitch> component.
+ */
+class AndroidSwitchShadowNode final : public ConcreteViewShadowNode<
+                                          AndroidSwitchComponentName,
+                                          AndroidSwitchProps,
+                                          AndroidSwitchEventEmitter> {
+ public:
+  using ConcreteViewShadowNode::ConcreteViewShadowNode;
+
+  // Associates a shared `AndroidSwitchMeasurementsManager` with the node.
+  void setAndroidSwitchMeasurementsManager(
+      const std::shared_ptr<AndroidSwitchMeasurementsManager>
+          &measurementsManager);
+
+#pragma mark - LayoutableShadowNode
+
+  Size measure(LayoutConstraints layoutConstraints) const override;
+
+ private:
+  std::shared_ptr<AndroidSwitchMeasurementsManager> measurementsManager_;
+};
+
+} // namespace react
+} // namespace facebook