[Fiber] Some early refactoring to be able to reuse the event system

src/renderers/dom/shared/ReactEventListener.js

@@ -15,7 +15,7 @@ var EventListener = require('EventListener');
 var ExecutionEnvironment = require('ExecutionEnvironment');
 var PooledClass = require('PooledClass');
 var ReactDOMComponentTree = require('ReactDOMComponentTree');
-var ReactUpdates = require('ReactUpdates');
+var ReactGenericBatching = require('ReactGenericBatching');
 
 var getEventTarget = require('getEventTarget');
 var getUnboundedScrollPosition = require('getUnboundedScrollPosition');
@@ -165,7 +165,7 @@ var ReactEventListener = {
     try {
       // Event queue being processed in the same cycle allows
       // `preventDefault`.
-      ReactUpdates.batchedUpdates(handleTopLevelImpl, bookKeeping);
+      ReactGenericBatching.batchedUpdates(handleTopLevelImpl, bookKeeping);
     } finally {
       TopLevelCallbackBookKeeping.release(bookKeeping);
     }

src/renderers/dom/shared/eventPlugins/ChangeEventPlugin.js

@@ -15,7 +15,7 @@ var EventPluginHub = require('EventPluginHub');
 var EventPropagators = require('EventPropagators');
 var ExecutionEnvironment = require('ExecutionEnvironment');
 var ReactDOMComponentTree = require('ReactDOMComponentTree');
-var ReactUpdates = require('ReactUpdates');
+var ReactGenericBatching = require('ReactGenericBatching');
 var SyntheticEvent = require('SyntheticEvent');
 
 var inputValueTracking = require('inputValueTracking');
@@ -98,7 +98,7 @@ function manualDispatchChangeEvent(nativeEvent) {
   // components don't work properly in conjunction with event bubbling because
   // the component is rerendered and the value reverted before all the event
   // handlers can run. See https://github.com/facebook/react/issues/708.
-  ReactUpdates.batchedUpdates(runEventInBatch, event);
+  ReactGenericBatching.batchedUpdates(runEventInBatch, event);
 }
 
 function runEventInBatch(event) {

src/renderers/dom/stack/client/ReactDOMStackInjection.js

@@ -19,6 +19,7 @@ var ReactDOMEmptyComponent = require('ReactDOMEmptyComponent');
 var ReactDOMTextComponent = require('ReactDOMTextComponent');
 var ReactDefaultBatchingStrategy = require('ReactDefaultBatchingStrategy');
 var ReactEmptyComponent = require('ReactEmptyComponent');
+var ReactGenericBatching = require('ReactGenericBatching');
 var ReactHostComponent = require('ReactHostComponent');
 var ReactReconcileTransaction = require('ReactReconcileTransaction');
 var ReactUpdates = require('ReactUpdates');
@@ -34,6 +35,10 @@ function inject() {
   }
   alreadyInjected = true;
 
+  ReactGenericBatching.injection.injectStackBatchedUpdates(
+    ReactUpdates.batchedUpdates
+  );
+
   ReactHostComponent.injection.injectGenericComponentClass(
     ReactDOMComponent
   );

src/renderers/native/ReactNativeEventEmitter.js

@@ -16,7 +16,7 @@ var EventPluginRegistry = require('EventPluginRegistry');
 var ReactEventEmitterMixin = require('ReactEventEmitterMixin');
 var ReactNativeComponentTree = require('ReactNativeComponentTree');
 var ReactNativeTagHandles = require('ReactNativeTagHandles');
-var ReactUpdates = require('ReactUpdates');
+var ReactGenericBatching = require('ReactGenericBatching');
 
 var warning = require('warning');
 
@@ -123,7 +123,7 @@ var ReactNativeEventEmitter = {
       // any events.
       return;
     }
-    ReactUpdates.batchedUpdates(function() {
+    ReactGenericBatching.batchedUpdates(function() {
       ReactNativeEventEmitter.handleTopLevel(
         topLevelType,
         inst,

src/renderers/native/ReactNativeStackInjection.js

@@ -23,6 +23,7 @@ var React = require('React');
 var ReactComponentEnvironment = require('ReactComponentEnvironment');
 var ReactDefaultBatchingStrategy = require('ReactDefaultBatchingStrategy');
 var ReactEmptyComponent = require('ReactEmptyComponent');
+var ReactGenericBatching = require('ReactGenericBatching');
 var ReactHostComponent = require('ReactHostComponent');
 var ReactNativeComponentEnvironment = require('ReactNativeComponentEnvironment');
 var ReactNativeTextComponent = require('ReactNativeTextComponent');
@@ -32,6 +33,10 @@ var ReactUpdates = require('ReactUpdates');
 var invariant = require('invariant');
 
 function inject() {
+  ReactGenericBatching.injection.injectStackBatchedUpdates(
+    ReactUpdates.batchedUpdates
+  );
+
   ReactUpdates.injection.injectReconcileTransaction(
     ReactNativeComponentEnvironment.ReactReconcileTransaction
   );

src/renderers/shared/shared/event/ReactGenericBatching.js

@@ -0,0 +1,53 @@
+/**
+ * Copyright 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ * @providesModule ReactGenericBatching
+ */
+
+'use strict';
+
+// Used as a way to call batchedUpdates when we don't know if we're in a Fiber
+// or Stack context. Such as when we're dispatching events or if third party
+// libraries need to call batchedUpdates. Eventually, this API will go away when
+// everything is batched by default. We'll then have a similar API to opt-out of
+// scheduled work and instead do synchronous work.
+
+// Defaults
+var stackBatchedUpdates = function(fn, a, b, c, d, e) {
+  fn(a, b, c, d, e);
+};
+var fiberPerformSynchronousWork = function(fn, bookkeeping) {
+  fn(bookkeeping);
+};
+
+function performFiberBatchedUpdates(fn, bookkeeping) {
+  // If we have Fiber loaded, we need to wrap this in a batching call so that
+  // Fiber can apply its default priority for this call.
+  fiberPerformSynchronousWork(fn, bookkeeping);
+}
+function batchedUpdates(fn, bookkeeping) {
+  // We first perform work with the stack batching strategy, by passing our
+  // indirection to it.
+  stackBatchedUpdates(performFiberBatchedUpdates, fn, bookkeeping);
+}
+
+var ReactGenericBatchingInjection = {
+  injectStackBatchedUpdates: function(_batchedUpdates) {
+    stackBatchedUpdates = _batchedUpdates;
+  },
+  injectFiberPerformSynchronousWork: function(_performSynchronousWork) {
+    fiberPerformSynchronousWork = _performSynchronousWork;
+  },
+};
+
+var ReactGenericBatching = {
+  batchedUpdates,
+  injection: ReactGenericBatchingInjection,
+};
+
+module.exports = ReactGenericBatching;

src/renderers/shared/shared/event/eventPlugins/ResponderEventPlugin.js

@@ -466,8 +466,8 @@ function noResponderTouches(nativeEvent) {
 var ResponderEventPlugin = {
 
   /* For unit testing only */
-  _getResponderID: function() {
-    return responderInst ? responderInst._rootNodeID : null;
+  _getResponder: function() {
+    return responderInst;
   },
 
   eventTypes: eventTypes,