Move version to standalone module in preparation for reuse

Author: zpao

grunt/tasks/version-check.js

@@ -2,11 +2,6 @@
 
 var grunt = require('grunt');
 
-// Check that the version we're exporting is the same one we expect in the
-// package. This is not an ideal way to do this, but makes sure that we keep
-// them in sync.
-var reactVersionExp = /\bReact\.version\s*=\s*['"]([^'"]+)['"];/;
-
 module.exports = function() {
   var pkgVersion = grunt.config.data.pkg.version;
 
@@ -19,7 +14,7 @@ module.exports = function() {
     'packages/react-addons/package.json (version)': addonsData.version,
     // Get the "version" without the range bit
     'packages/react-addons/package.json (react dependency)': addonsData.peerDependencies.react.slice(1),
-    'src/React.js': reactVersionExp.exec(grunt.file.read('./src/React.js'))[1],
+    'src/ReactVersion.js': require('../../src/ReactVersion'),
   };
 
   // Return true (ok) or false (failed)

src/React.js

@@ -18,6 +18,7 @@ var ReactIsomorphic = require('ReactIsomorphic');
 var assign = require('Object.assign');
 var deprecated = require('deprecated');
 
+// `version` will be added here by ReactIsomorphic.
 var React = {};
 
 assign(React, ReactIsomorphic);
@@ -63,6 +64,4 @@ assign(React, {
   ),
 });
 
-React.version = '0.14.0-beta3';
-
 module.exports = React;

src/ReactVersion.js

@@ -0,0 +1,14 @@
+/**
+ * Copyright 2013-2015, 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 ReactVersion
+ */
+
+'use strict';
+
+module.exports = '0.14.0-beta3';

src/isomorphic/ReactIsomorphic.js

@@ -18,6 +18,7 @@ var ReactDOMFactories = require('ReactDOMFactories');
 var ReactElement = require('ReactElement');
 var ReactElementValidator = require('ReactElementValidator');
 var ReactPropTypes = require('ReactPropTypes');
+var ReactVersion = require('ReactVersion');
 
 var assign = require('Object.assign');
 var onlyChild = require('onlyChild');
@@ -64,6 +65,8 @@ var React = {
   // since they are just generating DOM strings.
   DOM: ReactDOMFactories,
 
+  version: ReactVersion,
+
   // Hook for JSX spread, don't use this for anything else.
   __spread: assign,
 };

src/renderers/dom/ReactDOM.js

@@ -21,6 +21,7 @@ var ReactMount = require('ReactMount');
 var ReactPerf = require('ReactPerf');
 var ReactReconciler = require('ReactReconciler');
 var ReactUpdates = require('ReactUpdates');
+var ReactVersion = require('ReactVersion');
 
 var findDOMNode = require('findDOMNode');
 var renderSubtreeIntoContainer = require('renderSubtreeIntoContainer');
@@ -34,6 +35,7 @@ var React = {
   findDOMNode: findDOMNode,
   render: render,
   unmountComponentAtNode: ReactMount.unmountComponentAtNode,
+  version: ReactVersion,
 
   /* eslint-disable camelcase */
   unstable_batchedUpdates: ReactUpdates.batchedUpdates,

src/renderers/dom/ReactDOMServer.js

@@ -13,12 +13,14 @@
 
 var ReactDefaultInjection = require('ReactDefaultInjection');
 var ReactServerRendering = require('ReactServerRendering');
+var ReactVersion = require('ReactVersion');
 
 ReactDefaultInjection.inject();
 
 var ReactDOMServer = {
   renderToString: ReactServerRendering.renderToString,
   renderToStaticMarkup: ReactServerRendering.renderToStaticMarkup,
+  version: ReactVersion,
 };
 
 module.exports = ReactDOMServer;