diff --git a/grunt/config/browserify.js b/grunt/config/browserify.js
index 57b49802e9..52e23706b1 100644
--- a/grunt/config/browserify.js
+++ b/grunt/config/browserify.js
@@ -29,7 +29,7 @@ var LICENSE_TEMPLATE =
  */';
 
 function minify(src) {
-  return UglifyJS.minify(src, { fromString: true }).code;
+  return UglifyJS.minify(src, {fromString: true}).code;
 }
 
 // TODO: move this out to another build step maybe.
diff --git a/grunt/config/webdriver-all.js b/grunt/config/webdriver-all.js
index a9cf189dad..31434c1490 100644
--- a/grunt/config/webdriver-all.js
+++ b/grunt/config/webdriver-all.js
@@ -23,7 +23,7 @@ module.exports = function(props) {
 
   exports.local = {
     webdriver: {
-      remote: { protocol: 'http:', hostname: '127.0.0.1', port: 9515, path: '/' }
+      remote: {protocol: 'http:', hostname: '127.0.0.1', port: 9515, path: '/'}
     },
     url: props.url,
     onStart: props.onStart,
@@ -68,33 +68,33 @@ module.exports = function(props) {
   /*eslint-disable camelcase*/
   /* https://saucelabs.com/platforms */
   exports.saucelabs_ios =
-  exports.saucelabs_ios7 = sauceItUp({ browserName: 'iphone', version: '7', platform:'OS X 10.9' });
-  exports.saucelabs_ios6_1 = sauceItUp({ browserName: 'iphone', version: '6.1', platform:'OS X 10.8' });
-  exports.saucelabs_ios6 = sauceItUp({ browserName: 'iphone', version: '6', platform:'OS X 10.8' });
-  exports.saucelabs_ios5_1 = sauceItUp({ browserName: 'iphone', version: '5.1', platform:'OS X 10.8' });
-  exports.saucelabs_ios5 = sauceItUp({ browserName: 'iphone', version: '5', platform:'OS X 10.6' });
-  exports.saucelabs_ios4 = sauceItUp({ browserName: 'iphone', version: '4', platform:'OS X 10.6' });
+  exports.saucelabs_ios7 = sauceItUp({browserName: 'iphone', version: '7', platform:'OS X 10.9'});
+  exports.saucelabs_ios6_1 = sauceItUp({browserName: 'iphone', version: '6.1', platform:'OS X 10.8'});
+  exports.saucelabs_ios6 = sauceItUp({browserName: 'iphone', version: '6', platform:'OS X 10.8'});
+  exports.saucelabs_ios5_1 = sauceItUp({browserName: 'iphone', version: '5.1', platform:'OS X 10.8'});
+  exports.saucelabs_ios5 = sauceItUp({browserName: 'iphone', version: '5', platform:'OS X 10.6'});
+  exports.saucelabs_ios4 = sauceItUp({browserName: 'iphone', version: '4', platform:'OS X 10.6'});
 
   exports.saucelabs_ipad =
-  exports.saucelabs_ipad7 = sauceItUp({ browserName: 'ipad', version: '7', platform:'OS X 10.9' });
-  exports.saucelabs_ipad6_1 = sauceItUp({ browserName: 'ipad', version: '6.1', platform:'OS X 10.8' });
-  exports.saucelabs_ipad6 = sauceItUp({ browserName: 'ipad', version: '6', platform:'OS X 10.8' });
-  exports.saucelabs_ipad5_1 = sauceItUp({ browserName: 'ipad', version: '5.1', platform:'OS X 10.8' });
-  exports.saucelabs_ipad5 = sauceItUp({ browserName: 'ipad', version: '5', platform:'OS X 10.6' });
-  exports.saucelabs_ipad4 = sauceItUp({ browserName: 'ipad', version: '4', platform:'OS X 10.6' });
+  exports.saucelabs_ipad7 = sauceItUp({browserName: 'ipad', version: '7', platform:'OS X 10.9'});
+  exports.saucelabs_ipad6_1 = sauceItUp({browserName: 'ipad', version: '6.1', platform:'OS X 10.8'});
+  exports.saucelabs_ipad6 = sauceItUp({browserName: 'ipad', version: '6', platform:'OS X 10.8'});
+  exports.saucelabs_ipad5_1 = sauceItUp({browserName: 'ipad', version: '5.1', platform:'OS X 10.8'});
+  exports.saucelabs_ipad5 = sauceItUp({browserName: 'ipad', version: '5', platform:'OS X 10.6'});
+  exports.saucelabs_ipad4 = sauceItUp({browserName: 'ipad', version: '4', platform:'OS X 10.6'});
 
-  exports.saucelabs_android = sauceItUp({ browserName: 'android', version: '4.0', platform:'Linux' });
-  exports.saucelabs_android_tablet = sauceItUp({ browserName: 'android', version: '4.0', platform:'Linux', 'device-type':'tablet' });
+  exports.saucelabs_android = sauceItUp({browserName: 'android', version: '4.0', platform:'Linux'});
+  exports.saucelabs_android_tablet = sauceItUp({browserName: 'android', version: '4.0', platform:'Linux', 'device-type':'tablet'});
 
-  exports.saucelabs_safari = sauceItUp({ browserName: 'safari' });
-  exports.saucelabs_chrome = sauceItUp({ browserName: 'chrome' });
-  exports.saucelabs_firefox = sauceItUp({ browserName: 'firefox' });
+  exports.saucelabs_safari = sauceItUp({browserName: 'safari'});
+  exports.saucelabs_chrome = sauceItUp({browserName: 'chrome'});
+  exports.saucelabs_firefox = sauceItUp({browserName: 'firefox'});
 
   exports.saucelabs_ie =
-  exports.saucelabs_ie8 = sauceItUp({ browserName: 'internet explorer', version: 8 });
-  exports.saucelabs_ie9 = sauceItUp({ browserName: 'internet explorer', version: 9 });
-  exports.saucelabs_ie10 = sauceItUp({ browserName: 'internet explorer', version: 10 });
-  exports.saucelabs_ie11 = sauceItUp({ browserName: 'internet explorer', version: 11, platform:'Windows 8.1' });
+  exports.saucelabs_ie8 = sauceItUp({browserName: 'internet explorer', version: 8});
+  exports.saucelabs_ie9 = sauceItUp({browserName: 'internet explorer', version: 9});
+  exports.saucelabs_ie10 = sauceItUp({browserName: 'internet explorer', version: 10});
+  exports.saucelabs_ie11 = sauceItUp({browserName: 'internet explorer', version: 11, platform:'Windows 8.1'});
   /*eslint-enable camelcase*/
 
   function sauceItUp(desiredCapabilities) {
diff --git a/grunt/tasks/npm.js b/grunt/tasks/npm.js
index 202631778e..af7b4070fd 100644
--- a/grunt/tasks/npm.js
+++ b/grunt/tasks/npm.js
@@ -59,7 +59,7 @@ module.exports = function() {
           'install',
           '--production',
           tgz
-        ], { cwd: dir }, function() {
+        ], {cwd: dir}, function() {
           var nodePath = path.join(dir, 'node_modules');
           var pkgDir = path.join(nodePath, pkg.name);
           var doneCount = 2;
@@ -83,7 +83,7 @@ module.exports = function() {
                 '/** @jsx React.DOM */ <div>oyez</div>;'
               ) + ')'
           ], {
-            env: { NODE_PATH: nodePath }
+            env: {NODE_PATH: nodePath}
           }, function(result, code) {
             assert.ok(result.stdout.indexOf(
               'React.DOM.div(null, \'oyez\');'
diff --git a/grunt/tasks/release.js b/grunt/tasks/release.js
index aeb725415b..a144a1af8b 100644
--- a/grunt/tasks/release.js
+++ b/grunt/tasks/release.js
@@ -30,7 +30,7 @@ function _gitCommitAndTag(cwd, commitMsg, tag, cb) {
   // `git add -u` to make sure we remove deleted files
   // `git commit -m {commitMsg}`
   // `git tag -a {tag}`
-  var opts = { cwd: cwd};
+  var opts = {cwd: cwd};
   var gitAddAll = {
     cmd: 'git',
     args: ['add', '*'],
@@ -91,7 +91,7 @@ function bower() {
   // clean out the bower folder in case we're removing files
   var files = grunt.file.expand(BOWER_GLOB);
   files.forEach(function(file) {
-    grunt.file.delete(file, { force: true });
+    grunt.file.delete(file, {force: true});
   });
 
   // Update bower package version and save the file back.
@@ -113,7 +113,7 @@ function docs() {
 
   var files = grunt.file.expand(GH_PAGES_GLOB);
   files.forEach(function(file) {
-    grunt.file.delete(file, { force: true });
+    grunt.file.delete(file, {force: true});
   });
 
   grunt.file.copy('build/react-' + VERSION + '.zip', 'docs/downloads/react-' + VERSION + '.zip');
@@ -123,7 +123,7 @@ function docs() {
   var rakeOpts = {
     cmd: 'rake',
     args: ['release'],
-    opts: { cwd: 'docs' }
+    opts: {cwd: 'docs'}
   };
   grunt.util.spawn(rakeOpts, function() {
     // Commit the repo. We don't really care about tagging this.
diff --git a/jest/ts-preprocessor.js b/jest/ts-preprocessor.js
index cc9ede50f7..7a503c9d85 100644
--- a/jest/ts-preprocessor.js
+++ b/jest/ts-preprocessor.js
@@ -4,7 +4,7 @@ var fs = require('fs');
 var path = require('path');
 var ts = require('typescript');
 
-var tsOptions = { module: 'commonjs' };
+var tsOptions = {module: 'commonjs'};
 
 function formatErrorMessage(error) {
   return (
diff --git a/perf/lib/BrowserPerfRunnerApp.react.js b/perf/lib/BrowserPerfRunnerApp.react.js
index e6d83e224f..5579fe749c 100644
--- a/perf/lib/BrowserPerfRunnerApp.react.js
+++ b/perf/lib/BrowserPerfRunnerApp.react.js
@@ -164,7 +164,7 @@ BrowserPerfRunnerApp.renderBenchmarkCell = function(props, row, col) {
   return (
     React.DOM.td({key:key, style:{textAlign:'center', width:234, verticalAlign:'top'}},
       benchmark.error && benchmark.error.message || '',
-      React.DOM.div({style: benchmark.isTheWinner ? { backgroundColor:'#0A5', color:'#AFA' } : {backgroundColor:'transparent', color:'inherit'}},
+      React.DOM.div({style: benchmark.isTheWinner ? {backgroundColor:'#0A5', color:'#AFA'} : {backgroundColor:'transparent', color:'inherit'}},
         Math.round(1 / benchmark.stats.mean * 100) / 100, ' op/s ',
         React.DOM.strong(null, Math.round(benchmark.stats.mean * 1000 * 100) / 100, ' ms/op '),
         React.DOM.small(null, '(±' + (Math.round(benchmark.stats.rme * 10) / 10) + '%)')
@@ -198,7 +198,7 @@ var GridViewTable = React.createClass({
   },
 
   _renderCell: function(col) {
-    return this.props.renderCell({ value:this.props.value }, this._row, col);
+    return this.props.renderCell({value:this.props.value}, this._row, col);
   },
 
   _renderRow: function(row) {
diff --git a/perf/lib/BrowserPerfRunnerContext.react.js b/perf/lib/BrowserPerfRunnerContext.react.js
index 48e8df7d16..042dfc8e2d 100644
--- a/perf/lib/BrowserPerfRunnerContext.react.js
+++ b/perf/lib/BrowserPerfRunnerContext.react.js
@@ -62,7 +62,7 @@ var BenchmarkQueue = React.createClass({
       if (self.props.onCompleteEach) {
         self.props.onCompleteEach(queueItem);
       }
-      self.setState({ queue:queue });
+      self.setState({queue:queue});
     });
     benchmark.run({async:true});
   },
diff --git a/perf/lib/todolist.browser.js b/perf/lib/todolist.browser.js
index dd7d86a9da..ccb6fb3bc2 100644
--- a/perf/lib/todolist.browser.js
+++ b/perf/lib/todolist.browser.js
@@ -50,7 +50,7 @@ todolist.App = React.createClass({
     if (callback) {
       callback = callback.bind(this, todo);
     }
-    this.setState({ timerEvent:'addItem', timerStart:todolist.now(), timerEnd:null, todos:todos }, callback);
+    this.setState({timerEvent:'addItem', timerStart:todolist.now(), timerEnd:null, todos:todos}, callback);
     return todo;
   },
   deleteItemById: function(id, callback) {
@@ -59,7 +59,7 @@ todolist.App = React.createClass({
       return callback && callback(Error('todo with id ' + id + ' not found'));
     }
     todo.deleted = true;
-    this.setState({ timerEvent:'deleteItemById', timerStart:todolist.now(), timerEnd:null, todos:this.state.todos }, callback);
+    this.setState({timerEvent:'deleteItemById', timerStart:todolist.now(), timerEnd:null, todos:this.state.todos}, callback);
   },
   setItemCompleted: function(id, completed, callback) {
     var todo = this._getById(id);
@@ -67,7 +67,7 @@ todolist.App = React.createClass({
       return callback && callback(Error('todo with id ' + id + ' not found'));
     }
     todo.completed = completed;
-    this.setState({ timerEvent:'setItemCompleted', timerStart:todolist.now(), timerEnd:null, todos:this.state.todos }, callback);
+    this.setState({timerEvent:'setItemCompleted', timerStart:todolist.now(), timerEnd:null, todos:this.state.todos}, callback);
   },
   _getById: function(id) {
     id = +id;
diff --git a/perf/tests/setState-callback-5.js b/perf/tests/setState-callback-5.js
index 41670e0ce2..a231642123 100644
--- a/perf/tests/setState-callback-5.js
+++ b/perf/tests/setState-callback-5.js
@@ -15,7 +15,7 @@ exports.setup = function() {
 
   var AwesomeComponent = React.createClass({
     getInitialState: function() {
-      return { random:null };
+      return {random:null};
     },
     render: function() {
       if (!setState) {
diff --git a/perf/tests/setState-callback.js b/perf/tests/setState-callback.js
index fac49a9973..2597fe3178 100644
--- a/perf/tests/setState-callback.js
+++ b/perf/tests/setState-callback.js
@@ -15,7 +15,7 @@ exports.setup = function() {
 
   var AwesomeComponent = React.createClass({
     getInitialState: function() {
-      return { random:null };
+      return {random:null};
     },
     render: function() {
       if (!setState) {
diff --git a/perf/tests/todolist-add.js b/perf/tests/todolist-add.js
index 2c84e4427e..28de8a2072 100644
--- a/perf/tests/todolist-add.js
+++ b/perf/tests/todolist-add.js
@@ -11,7 +11,7 @@ exports.defer = true;
 exports.setup = function() {
   _rootNode = document.createElement('div');
   document.body.appendChild(_rootNode);
-  var appDescriptor = todolist.App({ fakeDataCount: 333 });
+  var appDescriptor = todolist.App({fakeDataCount: 333});
   _app = React.render(appDescriptor, _rootNode);
 };
 exports.fn = function(deferred) {
diff --git a/perf/tests/todolist-do-stuff.js b/perf/tests/todolist-do-stuff.js
index 56cc749e14..b1c6483d21 100644
--- a/perf/tests/todolist-do-stuff.js
+++ b/perf/tests/todolist-do-stuff.js
@@ -13,7 +13,7 @@ exports.defer = true;
 exports.setup = function() {
   _rootNode = document.createElement('div');
   document.body.appendChild(_rootNode);
-  var appDescriptor = todolist.App({ fakeDataCount: 333 });
+  var appDescriptor = todolist.App({fakeDataCount: 333});
   _app = React.render(appDescriptor, _rootNode);
 };
 
diff --git a/perf/tests/todolist-edit.js b/perf/tests/todolist-edit.js
index 9d31319427..7fe7f34b6e 100644
--- a/perf/tests/todolist-edit.js
+++ b/perf/tests/todolist-edit.js
@@ -11,7 +11,7 @@ exports.defer = true;
 exports.setup = function() {
   _rootNode = document.createElement('div');
   document.body.appendChild(_rootNode);
-  var appDescriptor = todolist.App({ fakeDataCount: 333 });
+  var appDescriptor = todolist.App({fakeDataCount: 333});
   _app = React.render(appDescriptor, _rootNode);
   _todo1 = _app.addItem('Howdy 1!');
   _todo2 = _app.addItem('Howdy 2!');
diff --git a/perf/tests/todolist-mount.js b/perf/tests/todolist-mount.js
index 0fa7b2cafc..0347143b63 100644
--- a/perf/tests/todolist-mount.js
+++ b/perf/tests/todolist-mount.js
@@ -18,7 +18,7 @@ exports.setup = function() {
 };
 
 exports.fn = function(deferred) {
-  React.render(todolist.App({ fakeDataCount: 333 }), _rootNode, function() {
+  React.render(todolist.App({fakeDataCount: 333}), _rootNode, function() {
     deferred.resolve();
   });
 };
diff --git a/src/addons/ReactFragment.js b/src/addons/ReactFragment.js
index f811ee568a..d674137fd4 100644
--- a/src/addons/ReactFragment.js
+++ b/src/addons/ReactFragment.js
@@ -39,13 +39,13 @@ if (__DEV__) {
     Object.defineProperty(
       {},
       fragmentKey,
-      { enumerable: false, value: true }
+      {enumerable: false, value: true}
     );
 
     Object.defineProperty(
       {},
       'key',
-      { enumerable: true, get: dummy }
+      {enumerable: true, get: dummy}
     );
 
     canWarnForReactFragment = true;
diff --git a/src/browser/__tests__/ReactDOM-test.js b/src/browser/__tests__/ReactDOM-test.js
index 0e0e5d4e85..48d76bf661 100644
--- a/src/browser/__tests__/ReactDOM-test.js
+++ b/src/browser/__tests__/ReactDOM-test.js
@@ -48,7 +48,7 @@ describe('ReactDOM', function() {
   */
 
   it("allows a DOM element to be used with a string", function() {
-    var element = React.createElement('div', { className: 'foo' });
+    var element = React.createElement('div', {className: 'foo'});
     var instance = ReactTestUtils.renderIntoDocument(element);
     expect(instance.getDOMNode().tagName).toBe('DIV');
   });
diff --git a/src/browser/ui/__tests__/ReactDOMComponent-test.js b/src/browser/ui/__tests__/ReactDOMComponent-test.js
index 2e179c9d52..8b4a98eb07 100644
--- a/src/browser/ui/__tests__/ReactDOMComponent-test.js
+++ b/src/browser/ui/__tests__/ReactDOMComponent-test.js
@@ -45,14 +45,14 @@ describe('ReactDOMComponent', function() {
       var stubStyle = container.firstChild.style;
 
       // set initial style
-      var setup = { display: 'block', left: '1', top: 2, fontFamily: 'Arial' };
+      var setup = {display: 'block', left: '1', top: 2, fontFamily: 'Arial'};
       React.render(<div style={setup} />, container);
       expect(stubStyle.display).toEqual('block');
       expect(stubStyle.left).toEqual('1px');
       expect(stubStyle.fontFamily).toEqual('Arial');
 
       // reset the style to their default state
-      var reset = { display: '', left: null, top: false, fontFamily: true };
+      var reset = {display: '', left: null, top: false, fontFamily: true};
       React.render(<div style={reset} />, container);
       expect(stubStyle.display).toEqual('');
       expect(stubStyle.left).toEqual('');
@@ -61,7 +61,7 @@ describe('ReactDOMComponent', function() {
     });
 
     it("should update styles when mutating style object", function() {
-      var styles = { display: 'none', fontFamily: 'Arial', lineHeight: 1.2 };
+      var styles = {display: 'none', fontFamily: 'Arial', lineHeight: 1.2};
       var container = document.createElement('div');
       React.render(<div style={styles} />, container);
 
@@ -226,7 +226,7 @@ describe('ReactDOMComponent', function() {
       var ReactReconcileTransaction = require('ReactReconcileTransaction');
 
       var NodeStub = function(initialProps) {
-        this._currentElement = { props: initialProps };
+        this._currentElement = {props: initialProps};
         this._rootNodeID = 'test';
       };
       assign(NodeStub.prototype, ReactDOMComponent.Mixin);
@@ -250,9 +250,9 @@ describe('ReactDOMComponent', function() {
     });
 
     it("should generate the correct markup with className", function() {
-      expect(genMarkup({ className: 'a' })).toHaveAttribute('class', 'a');
-      expect(genMarkup({ className: 'a b' })).toHaveAttribute('class', 'a b');
-      expect(genMarkup({ className: '' })).toHaveAttribute('class', '');
+      expect(genMarkup({className: 'a'})).toHaveAttribute('class', 'a');
+      expect(genMarkup({className: 'a b'})).toHaveAttribute('class', 'a b');
+      expect(genMarkup({className: ''})).toHaveAttribute('class', '');
     });
 
     it("should escape style names and values", function() {
@@ -276,7 +276,7 @@ describe('ReactDOMComponent', function() {
       var ReactReconcileTransaction = require('ReactReconcileTransaction');
 
       var NodeStub = function(initialProps) {
-        this._currentElement = { props: initialProps };
+        this._currentElement = {props: initialProps};
         this._rootNodeID = 'test';
       };
       assign(NodeStub.prototype, ReactDOMComponent.Mixin);
@@ -297,7 +297,7 @@ describe('ReactDOMComponent', function() {
     it("should handle dangerouslySetInnerHTML", function() {
       var innerHTML = {__html: 'testContent'};
       expect(
-        genMarkup({ dangerouslySetInnerHTML: innerHTML })
+        genMarkup({dangerouslySetInnerHTML: innerHTML})
       ).toHaveInnerhtml('testContent');
     });
   });
@@ -332,7 +332,7 @@ describe('ReactDOMComponent', function() {
 
     it("should validate against multiple children props", function() {
       expect(function() {
-        mountComponent({ children: '', dangerouslySetInnerHTML: '' });
+        mountComponent({children: '', dangerouslySetInnerHTML: ''});
       }).toThrow(
         'Invariant Violation: Can only set one of `children` or ' +
         '`props.dangerouslySetInnerHTML`.'
@@ -342,7 +342,7 @@ describe('ReactDOMComponent', function() {
     it('should validate against use of innerHTML', function() {
 
       spyOn(console, 'warn');
-      mountComponent({ innerHTML: '<span>Hi Jim!</span>' });
+      mountComponent({innerHTML: '<span>Hi Jim!</span>'});
       expect(console.warn.argsForCall.length).toBe(1);
       expect(console.warn.argsForCall[0][0]).toContain(
         'Directly setting property `innerHTML` is not permitted. '
@@ -351,7 +351,7 @@ describe('ReactDOMComponent', function() {
 
     it('should validate use of dangerouslySetInnerHTML', function() {
       expect(function() {
-        mountComponent({ dangerouslySetInnerHTML: '<span>Hi Jim!</span>' });
+        mountComponent({dangerouslySetInnerHTML: '<span>Hi Jim!</span>'});
       }).toThrow(
         'Invariant Violation: ' +
         '`props.dangerouslySetInnerHTML` must be in the form `{__html: ...}`. ' +
@@ -361,7 +361,7 @@ describe('ReactDOMComponent', function() {
 
     it('should validate use of dangerouslySetInnerHTML', function() {
       expect(function() {
-        mountComponent({ dangerouslySetInnerHTML: {foo: 'bar'} });
+        mountComponent({dangerouslySetInnerHTML: {foo: 'bar'} });
       }).toThrow(
         'Invariant Violation: ' +
         '`props.dangerouslySetInnerHTML` must be in the form `{__html: ...}`. ' +
@@ -371,14 +371,14 @@ describe('ReactDOMComponent', function() {
 
     it("should warn about contentEditable and children", function() {
       spyOn(console, 'warn');
-      mountComponent({ contentEditable: true, children: '' });
+      mountComponent({contentEditable: true, children: ''});
       expect(console.warn.argsForCall.length).toBe(1);
       expect(console.warn.argsForCall[0][0]).toContain('contentEditable');
     });
 
     it("should validate against invalid styles", function() {
       expect(function() {
-        mountComponent({ style: 'display: none' });
+        mountComponent({style: 'display: none'});
       }).toThrow(
         'Invariant Violation: The `style` prop expects a mapping from style ' +
         'properties to values, not a string. For example, ' +
diff --git a/src/classic/class/__tests__/ReactBind-test.js b/src/classic/class/__tests__/ReactBind-test.js
index 7e115ae273..6cbd3ef571 100644
--- a/src/classic/class/__tests__/ReactBind-test.js
+++ b/src/classic/class/__tests__/ReactBind-test.js
@@ -149,10 +149,10 @@ describe('autobinding', function() {
 
     var TestBindComponent = React.createClass({
       getInitialState: function() {
-        return { foo: 1 };
+        return {foo: 1};
       },
       componentDidMount: function() {
-        this.setState({ foo: 2 }, this.handleUpdate);
+        this.setState({foo: 2}, this.handleUpdate);
       },
       handleUpdate: function() {
 
diff --git a/src/classic/class/__tests__/ReactClass-test.js b/src/classic/class/__tests__/ReactClass-test.js
index cbc85528b4..eefe02474f 100644
--- a/src/classic/class/__tests__/ReactClass-test.js
+++ b/src/classic/class/__tests__/ReactClass-test.js
@@ -305,7 +305,7 @@ describe('ReactClass-spec', function() {
         className: React.PropTypes.string
       },
       getInitialState() {
-        return { className: this.context.className };
+        return {className: this.context.className};
       },
       render() {
         return <span className={this.state.className} />;
@@ -317,7 +317,7 @@ describe('ReactClass-spec', function() {
         className: React.PropTypes.string
       },
       getChildContext() {
-        return { className: 'foo' };
+        return {className: 'foo'};
       },
       render() {
         return <Foo />;
diff --git a/src/classic/element/ReactElement.js b/src/classic/element/ReactElement.js
index f15e2d36d4..c582f95a6a 100644
--- a/src/classic/element/ReactElement.js
+++ b/src/classic/element/ReactElement.js
@@ -108,7 +108,7 @@ var ReactElement = function(type, key, ref, owner, context, props) {
     // an external backing store so that we can freeze the whole object.
     // This can be replaced with a WeakMap once they are implemented in
     // commonly used development environments.
-    this._store = { props: props, originalProps: assign({}, props) };
+    this._store = {props: props, originalProps: assign({}, props)};
 
     // To make comparing ReactElements easier for testing purposes, we make
     // the validation flag non-enumerable (where possible, which should
diff --git a/src/classic/element/__tests__/ReactElement-test.js b/src/classic/element/__tests__/ReactElement-test.js
index 19a6b2c599..579ec2c081 100644
--- a/src/classic/element/__tests__/ReactElement-test.js
+++ b/src/classic/element/__tests__/ReactElement-test.js
@@ -56,7 +56,7 @@ describe('ReactElement', function() {
   });
 
   it('does not reuse the original config object', function() {
-    var config = { foo: 1 };
+    var config = {foo: 1};
     var element = React.createFactory(ComponentClass)(config);
     expect(element.props.foo).toBe(1);
     config.foo = 2;
@@ -95,7 +95,7 @@ describe('ReactElement', function() {
         foo: React.PropTypes.string
       },
       getChildContext: function() {
-        return { foo: 'bar' };
+        return {foo: 'bar'};
       },
       render: function() {
         element = Component();
@@ -107,7 +107,7 @@ describe('ReactElement', function() {
       React.createElement(Wrapper)
     );
 
-    expect(element._context).toEqual({ foo: 'bar' });
+    expect(element._context).toEqual({foo: 'bar'});
   });
 
   it('preserves the owner on the element', function() {
@@ -222,7 +222,7 @@ describe('ReactElement', function() {
   });
 
   it('is indistinguishable from a plain object', function() {
-    var element = React.createElement('div', { className: 'foo' });
+    var element = React.createElement('div', {className: 'foo'});
     var object = {};
     expect(element.constructor).toBe(object.constructor);
   });
@@ -239,7 +239,7 @@ describe('ReactElement', function() {
 
     var container = document.createElement('div');
     var instance = React.render(
-      React.createElement(Component, { fruit: 'mango' }),
+      React.createElement(Component, {fruit: 'mango'}),
       container
     );
     expect(instance.props.fruit).toBe('mango');
@@ -264,7 +264,7 @@ describe('ReactElement', function() {
     expect(instance.props.prop).toBe('testKey');
 
     var inst2 = ReactTestUtils.renderIntoDocument(
-      React.createElement(Component, { prop: null })
+      React.createElement(Component, {prop: null})
     );
     expect(inst2.props.prop).toBe(null);
   });
diff --git a/src/classic/element/__tests__/ReactElementValidator-test.js b/src/classic/element/__tests__/ReactElementValidator-test.js
index 2ee825da0c..2794997c05 100644
--- a/src/classic/element/__tests__/ReactElementValidator-test.js
+++ b/src/classic/element/__tests__/ReactElementValidator-test.js
@@ -64,7 +64,7 @@ describe('ReactElementValidator', function() {
     var ComponentWrapper = React.createClass({
       displayName: 'ComponentWrapper',
       render: function() {
-        return InnerComponent({ childSet: [ Component(), Component() ] });
+        return InnerComponent({childSet: [ Component(), Component() ] });
       }
     });
 
@@ -90,7 +90,7 @@ describe('ReactElementValidator', function() {
         return {
           next: function() {
             var done = ++i > 2;
-            return { value: done ? undefined : Component(), done: done };
+            return {value: done ? undefined : Component(), done: done};
           }
         };
       }
@@ -141,7 +141,7 @@ describe('ReactElementValidator', function() {
     spyOn(console, 'warn');
     var Component = React.createFactory(ComponentClass);
 
-    Component(null, frag({ 1: Component(), 2: Component() }));
+    Component(null, frag({1: Component(), 2: Component()}));
 
     expect(console.warn.argsForCall.length).toBe(1);
     expect(console.warn.argsForCall[0][0]).toContain(
@@ -159,7 +159,7 @@ describe('ReactElementValidator', function() {
         return {
           next: function() {
             var done = ++i > 2;
-            return { value: done ? undefined : [i, Component()], done: done };
+            return {value: done ? undefined : [i, Component()], done: done};
           }
         };
       }
@@ -207,7 +207,7 @@ describe('ReactElementValidator', function() {
     });
     var ParentComp = React.createClass({
       render: function() {
-        return React.createElement(MyComp, { color: 123 });
+        return React.createElement(MyComp, {color: 123});
       }
     });
     ReactTestUtils.renderIntoDocument(React.createElement(ParentComp));
@@ -325,7 +325,7 @@ describe('ReactElementValidator', function() {
   it('should warn if a fragment is used without the wrapper', function() {
     spyOn(console, 'warn');
     var child = React.createElement('span');
-    React.createElement('div', null, { a: child, b: child });
+    React.createElement('div', null, {a: child, b: child});
     expect(console.warn.calls.length).toBe(1);
     expect(console.warn.calls[0].args[0]).toContain('use of a keyed object');
   });
diff --git a/src/core/__tests__/ReactComponentLifeCycle-test.js b/src/core/__tests__/ReactComponentLifeCycle-test.js
index c665a2f24b..9f8f14a585 100644
--- a/src/core/__tests__/ReactComponentLifeCycle-test.js
+++ b/src/core/__tests__/ReactComponentLifeCycle-test.js
@@ -138,7 +138,7 @@ describe('ReactComponentLifeCycle', function() {
     var container = document.createElement('div');
     var StatefulComponent = React.createClass({
       getInitialState: function() {
-        return { };
+        return {};
       },
       render: function() {
         return (
diff --git a/src/core/__tests__/ReactCompositeComponent-test.js b/src/core/__tests__/ReactCompositeComponent-test.js
index adada42055..46bc8c79e0 100644
--- a/src/core/__tests__/ReactCompositeComponent-test.js
+++ b/src/core/__tests__/ReactCompositeComponent-test.js
@@ -303,7 +303,7 @@ describe('ReactCompositeComponent', function() {
 
     var Component = React.createClass({
       getInitialState: function() {
-        return { value: 0 };
+        return {value: 0};
       },
       render: function() {
         return <div />;
@@ -314,12 +314,12 @@ describe('ReactCompositeComponent', function() {
     expect(instance.setState).not.toBeDefined();
 
     instance = React.render(instance, container);
-    instance.setState({ value: 1 });
+    instance.setState({value: 1});
 
     expect(console.warn.calls.length).toBe(0);
 
     React.unmountComponentAtNode(container);
-    instance.setState({ value: 2 });
+    instance.setState({value: 2});
     expect(console.warn.calls.length).toBe(1);
     expect(console.warn.argsForCall[0][0]).toBe(
       'Warning: setState(...): Can only update a mounted or ' +
@@ -336,11 +336,11 @@ describe('ReactCompositeComponent', function() {
 
     var Component = React.createClass({
       getInitialState: function() {
-        return { value: 0 };
+        return {value: 0};
       },
       componentWillUnmount: function() {
         expect(() => {
-          this.setState({ value: 2 }, function() {
+          this.setState({value: 2}, function() {
             cbCalled = true;
           })
         }).not.toThrow();
@@ -352,7 +352,7 @@ describe('ReactCompositeComponent', function() {
 
     var instance = React.render(<Component />, container);
 
-    instance.setState({ value: 1 });
+    instance.setState({value: 1});
     expect(console.warn.calls.length).toBe(0);
 
     React.unmountComponentAtNode(container);
@@ -375,13 +375,13 @@ describe('ReactCompositeComponent', function() {
 
     instance = React.render(instance, container);
     expect(function() {
-      instance.setProps({ value: 1 });
+      instance.setProps({value: 1});
     }).not.toThrow();
     expect(console.warn.calls.length).toBe(0);
 
     React.unmountComponentAtNode(container);
     expect(function() {
-      instance.setProps({ value: 2 });
+      instance.setProps({value: 2});
     }).not.toThrow();
 
     expect(console.warn.calls.length).toBe(1);
@@ -757,7 +757,7 @@ describe('ReactCompositeComponent', function() {
       },
 
       getChildContext: function() {
-        return { foo: this.props.foo };
+        return {foo: this.props.foo};
       },
 
       render: function() { return <Parent><Component /></Parent>; }
@@ -878,11 +878,11 @@ describe('ReactCompositeComponent', function() {
     var renders = 0;
     var Component = React.createClass({
       getInitialState: function() {
-        return { updated: false };
+        return {updated: false};
       },
       componentWillReceiveProps: function(props) {
         expect(props.update).toBe(1);
-        this.setState({ updated: true });
+        this.setState({updated: true});
       },
       render: function() {
         renders++;
diff --git a/src/core/__tests__/ReactCompositeComponentNestedState-test.js b/src/core/__tests__/ReactCompositeComponentNestedState-test.js
index 2a647a2ad8..f17cd4cb88 100644
--- a/src/core/__tests__/ReactCompositeComponentNestedState-test.js
+++ b/src/core/__tests__/ReactCompositeComponentNestedState-test.js
@@ -26,12 +26,12 @@ describe('ReactCompositeComponentNestedState-state', function() {
   it('should provide up to date values for props', function() {
     var ParentComponent = React.createClass({
       getInitialState: function() {
-        return { color: 'blue' };
+        return {color: 'blue'};
       },
 
       handleColor: function(color) {
         this.props.logger('parent-handleColor', this.state.color);
-        this.setState({ color: color }, function() {
+        this.setState({color: color}, function() {
           this.props.logger('parent-after-setState', this.state.color);
         });
       },
@@ -49,7 +49,7 @@ describe('ReactCompositeComponentNestedState-state', function() {
     var ChildComponent = React.createClass({
       getInitialState: function() {
         this.props.logger('getInitialState', this.props.color);
-        return { hue: 'dark ' + this.props.color };
+        return {hue: 'dark ' + this.props.color};
       },
 
       handleHue: function(shade, color) {
@@ -58,7 +58,7 @@ describe('ReactCompositeComponentNestedState-state', function() {
         this.setState(function(state, props) {
           this.props.logger('setState-this', this.state.hue, this.props.color);
           this.props.logger('setState-args', state.hue, props.color);
-          return { hue: shade + ' ' + props.color }
+          return {hue: shade + ' ' + props.color}
         }, function() {
           this.props.logger('after-setState', this.state.hue, this.props.color);
         });
diff --git a/src/core/__tests__/ReactCompositeComponentState-test.js b/src/core/__tests__/ReactCompositeComponentState-test.js
index ed7e521c24..8120c74e60 100644
--- a/src/core/__tests__/ReactCompositeComponentState-test.js
+++ b/src/core/__tests__/ReactCompositeComponentState-test.js
@@ -94,7 +94,7 @@ describe('ReactCompositeComponent-state', function() {
             this.peekAtState('before-setState-receiveProps', state);
             return {color: newProps.nextColor};
           });
-          this.replaceState({ color: undefined });
+          this.replaceState({color: undefined});
           this.setState(
             function(state) {
               this.peekAtState('before-setState-again-receiveProps', state);
diff --git a/src/core/__tests__/ReactIdentity-test.js b/src/core/__tests__/ReactIdentity-test.js
index c93ecdd450..52129e9ed9 100644
--- a/src/core/__tests__/ReactIdentity-test.js
+++ b/src/core/__tests__/ReactIdentity-test.js
@@ -267,11 +267,11 @@ describe('ReactIdentity', function() {
     var TestContainer = React.createClass({
 
       getInitialState: function() {
-        return { swapped: false };
+        return {swapped: false};
       },
 
       swap: function() {
-        this.setState({ swapped: true });
+        this.setState({swapped: true});
       },
 
       render: function() {
diff --git a/src/core/__tests__/ReactInstanceHandles-test.js b/src/core/__tests__/ReactInstanceHandles-test.js
index 4a1c02d37c..2ecf5edcaf 100644
--- a/src/core/__tests__/ReactInstanceHandles-test.js
+++ b/src/core/__tests__/ReactInstanceHandles-test.js
@@ -353,27 +353,27 @@ describe('ReactInstanceHandles', function() {
       var parent = renderParentIntoDocument();
       var ancestors = [
         // Common ancestor from window to deep element is ''.
-        { one: null,
+        {one: null,
           two: parent.refs.P_P1_C1.refs.DIV_1,
           com: null
         },
         // Same as previous - reversed direction.
-        { one: parent.refs.P_P1_C1.refs.DIV_1,
+        {one: parent.refs.P_P1_C1.refs.DIV_1,
           two: null,
           com: null
         },
         // Common ancestor from window to shallow id is ''.
-        { one: parent.refs.P,
+        {one: parent.refs.P,
           two: null,
           com: null
         },
         // Common ancestor with self is self.
-        { one: parent.refs.P_P1_C1.refs.DIV_1,
+        {one: parent.refs.P_P1_C1.refs.DIV_1,
           two: parent.refs.P_P1_C1.refs.DIV_1,
           com: parent.refs.P_P1_C1.refs.DIV_1
         },
         // Common ancestor with self is self - even if topmost DOM.
-        { one: parent.refs.P, two: parent.refs.P, com: parent.refs.P },
+        {one: parent.refs.P, two: parent.refs.P, com: parent.refs.P},
         // Siblings
         {
           one: parent.refs.P_P1_C1.refs.DIV_1,
diff --git a/src/core/__tests__/ReactMockedComponent-test.js b/src/core/__tests__/ReactMockedComponent-test.js
index eb6ea4f78d..2be35a14a3 100644
--- a/src/core/__tests__/ReactMockedComponent-test.js
+++ b/src/core/__tests__/ReactMockedComponent-test.js
@@ -30,11 +30,11 @@ describe('ReactMockedComponent', function() {
 
     OriginalComponent = React.createClass({
       getDefaultProps: function() {
-        return { bar: 'baz' };
+        return {bar: 'baz'};
       },
 
       getInitialState: function() {
-        return { foo: 'bar' };
+        return {foo: 'bar'};
       },
 
       hasCustomMethod: function() {
@@ -65,11 +65,11 @@ describe('ReactMockedComponent', function() {
     var Wrapper = React.createClass({
 
       getInitialState: function() {
-        return { foo: 1 };
+        return {foo: 1};
       },
 
       update: function() {
-        this.setState({ foo: 2 });
+        this.setState({foo: 2});
       },
 
       render: function() {
@@ -105,11 +105,11 @@ describe('ReactMockedComponent', function() {
     var Wrapper = React.createClass({
 
       getInitialState: function() {
-        return { foo: 1 };
+        return {foo: 1};
       },
 
       update: function() {
-        this.setState({ foo: 2 });
+        this.setState({foo: 2});
       },
 
       render: function() {
diff --git a/src/core/__tests__/ReactMultiChildReconcile-test.js b/src/core/__tests__/ReactMultiChildReconcile-test.js
index 135cacb14a..a8fca71d24 100644
--- a/src/core/__tests__/ReactMultiChildReconcile-test.js
+++ b/src/core/__tests__/ReactMultiChildReconcile-test.js
@@ -51,7 +51,7 @@ var getOriginalKey = function(childName) {
  */
 var StatusDisplay = React.createClass({
   getInitialState: function() {
-    return { internalState: Math.random() };
+    return {internalState: Math.random()};
   },
 
   getStatus: function() {
@@ -251,7 +251,7 @@ describe('ReactMultiChildReconcile', function() {
     var startingInternalState = statusDisplays.jcw.getInternalState();
 
     // Now remove the child.
-    parentInstance.replaceProps({ usernameToStatus: {} });
+    parentInstance.replaceProps({usernameToStatus: {} });
     statusDisplays = parentInstance.getStatusDisplays();
     expect(statusDisplays.jcw).toBeFalsy();
 
@@ -271,7 +271,7 @@ describe('ReactMultiChildReconcile', function() {
       bob: 'bobStatus'
     };
 
-    testPropsSequence([ { usernameToStatus: usernameToStatus } ]);
+    testPropsSequence([ {usernameToStatus: usernameToStatus} ]);
   });
 
   it('should preserve order if children order has not changed', function() {
@@ -294,7 +294,7 @@ describe('ReactMultiChildReconcile', function() {
 
   it('should transition from zero to one children correctly', function() {
     var PROPS_SEQUENCE = [
-      { usernameToStatus: {} },
+      {usernameToStatus: {} },
       {
         usernameToStatus: {
           first: 'firstStatus'
@@ -311,7 +311,7 @@ describe('ReactMultiChildReconcile', function() {
           first: 'firstStatus'
         }
       },
-      { usernameToStatus: {} }
+      {usernameToStatus: {} }
     ];
     testPropsSequence(PROPS_SEQUENCE);
   });
@@ -323,13 +323,13 @@ describe('ReactMultiChildReconcile', function() {
           first: 'firstStatus'
         }
       },
-      { }
+      {}
     ]);
   });
 
   it('should transition from null children to one child', function() {
     testPropsSequence([
-      { },
+      {},
       {
         usernameToStatus: {
           first: 'firstStatus'
@@ -341,17 +341,17 @@ describe('ReactMultiChildReconcile', function() {
   it('should transition from zero children to null children', function() {
     testPropsSequence([
       {
-        usernameToStatus: { }
+        usernameToStatus: {}
       },
-      { }
+      {}
     ]);
   });
 
   it('should transition from null children to zero children', function() {
     testPropsSequence([
-      { },
+      {},
       {
-        usernameToStatus: { }
+        usernameToStatus: {}
       }
     ]);
   });
diff --git a/src/core/__tests__/ReactUpdates-test.js b/src/core/__tests__/ReactUpdates-test.js
index 998059e960..5056c2e904 100644
--- a/src/core/__tests__/ReactUpdates-test.js
+++ b/src/core/__tests__/ReactUpdates-test.js
@@ -858,7 +858,7 @@ describe('ReactUpdates', function() {
 
     var B = React.createClass({
       getInitialState: function() {
-        return { updates: 0 };
+        return {updates: 0};
       },
       componentDidMount: function() {
         componentB = this;
@@ -871,7 +871,7 @@ describe('ReactUpdates', function() {
 
     var A = React.createClass({
       getInitialState: function() {
-        return { showB: true };
+        return {showB: true};
       },
       render: function() {
         return this.state.showB ? <B /> : <div />;
@@ -883,8 +883,8 @@ describe('ReactUpdates', function() {
     ReactUpdates.batchedUpdates(function() {
       // B will have scheduled an update but the batching should ensure that its
       // update never fires.
-      componentB.setState({ updates: 1 });
-      component.setState({ showB: false });
+      componentB.setState({updates: 1});
+      component.setState({showB: false});
     });
 
     expect(renderCount).toBe(1);
diff --git a/src/core/__tests__/refs-test.js b/src/core/__tests__/refs-test.js
index e565d767aa..e6731f5096 100644
--- a/src/core/__tests__/refs-test.js
+++ b/src/core/__tests__/refs-test.js
@@ -166,7 +166,7 @@ describe('ref swapping', function() {
       return {count: 0};
     },
     moveRef: function() {
-      this.setState({ count: this.state.count + 1 });
+      this.setState({count: this.state.count + 1});
     },
     render: function() {
       var count = this.state.count;
diff --git a/src/modern/class/__tests__/ReactES6Class-test.js b/src/modern/class/__tests__/ReactES6Class-test.js
index 14bdf99a25..106d0d125e 100644
--- a/src/modern/class/__tests__/ReactES6Class-test.js
+++ b/src/modern/class/__tests__/ReactES6Class-test.js
@@ -69,7 +69,7 @@ describe('ReactES6Class', function() {
     class Foo extends React.Component {
       constructor(props) {
         super(props);
-        this.state = { bar: this.props.initialValue };
+        this.state = {bar: this.props.initialValue};
       }
       render() {
         return <span className={this.state.bar} />;
@@ -81,10 +81,10 @@ describe('ReactES6Class', function() {
   it('renders based on state using props in the constructor', function() {
     class Foo extends React.Component {
       constructor(props) {
-        this.state = { bar: props.initialValue };
+        this.state = {bar: props.initialValue};
       }
       changeState() {
-        this.setState({ bar: 'bar' });
+        this.setState({bar: 'bar'});
       }
       render() {
         if (this.state.bar === 'foo') {
@@ -102,7 +102,7 @@ describe('ReactES6Class', function() {
     class Foo extends React.Component {
       constructor(props, context) {
         super(props, context);
-        this.state = { tag: context.tag, className: this.context.className };
+        this.state = {tag: context.tag, className: this.context.className};
       }
       render() {
         var Tag = this.state.tag;
@@ -116,7 +116,7 @@ describe('ReactES6Class', function() {
 
     class Outer extends React.Component {
       getChildContext() {
-        return { tag: 'span', className: 'foo' };
+        return {tag: 'span', className: 'foo'};
       }
       render() {
         return <Foo />;
@@ -133,10 +133,10 @@ describe('ReactES6Class', function() {
     var renderCount = 0;
     class Foo extends React.Component {
       constructor(props) {
-        this.state = { bar: props.initialValue };
+        this.state = {bar: props.initialValue};
       }
       componentWillMount() {
-        this.setState({ bar: 'bar' });
+        this.setState({bar: 'bar'});
       }
       render() {
         renderCount++;
@@ -179,10 +179,10 @@ describe('ReactES6Class', function() {
   it('setState through an event handler', function() {
     class Foo extends React.Component {
       constructor(props) {
-        this.state = { bar: props.initialValue };
+        this.state = {bar: props.initialValue};
       }
       handleClick() {
-        this.setState({ bar: 'bar' });
+        this.setState({bar: 'bar'});
       }
       render() {
         return (
@@ -201,10 +201,10 @@ describe('ReactES6Class', function() {
   it('should not implicitly bind event handlers', function() {
     class Foo extends React.Component {
       constructor(props) {
-        this.state = { bar: props.initialValue };
+        this.state = {bar: props.initialValue};
       }
       handleClick() {
-        this.setState({ bar: 'bar' });
+        this.setState({bar: 'bar'});
       }
       render() {
         return (
@@ -282,10 +282,10 @@ describe('ReactES6Class', function() {
     lifeCycles = []; // reset
     test(<Foo value="bar" />, 'SPAN', 'bar');
     expect(lifeCycles).toEqual([
-      'receive-props', { value: 'bar' },
-      'should-update', { value: 'bar' }, {},
-      'will-update', { value: 'bar' }, {},
-      'did-update', { value: 'foo' }, {}
+      'receive-props', {value: 'bar'},
+      'should-update', {value: 'bar'}, {},
+      'will-update', {value: 'bar'}, {},
+      'did-update', {value: 'foo'}, {}
     ]);
     lifeCycles = []; // reset
     React.unmountComponentAtNode(container);
@@ -353,7 +353,7 @@ describe('ReactES6Class', function() {
     expect(() => instance.getDOMNode()).toThrow();
     expect(() => instance.replaceState({})).toThrow();
     expect(() => instance.isMounted()).toThrow();
-    expect(() => instance.setProps({ name: 'bar' })).toThrow();
+    expect(() => instance.setProps({name: 'bar'})).toThrow();
     expect(console.warn.calls.length).toBe(4);
     expect(console.warn.calls[0].args[0]).toContain(
       'getDOMNode(...) is deprecated in plain JavaScript React classes'
@@ -375,16 +375,16 @@ describe('ReactES6Class', function() {
         return <div className={this.context.bar} />;
       }
     }
-    Bar.contextTypes = { bar: React.PropTypes.string };
+    Bar.contextTypes = {bar: React.PropTypes.string};
     class Foo {
       getChildContext() {
-        return { bar: 'bar-through-context' };
+        return {bar: 'bar-through-context'};
       }
       render() {
         return <Bar />;
       }
     }
-    Foo.childContextTypes = { bar: React.PropTypes.string };
+    Foo.childContextTypes = {bar: React.PropTypes.string};
     test(<Foo />, 'DIV', 'bar-through-context');
   });
 
diff --git a/src/modern/element/__tests__/ReactJSXElement-test.js b/src/modern/element/__tests__/ReactJSXElement-test.js
index 78ef617f29..edffa3243f 100644
--- a/src/modern/element/__tests__/ReactJSXElement-test.js
+++ b/src/modern/element/__tests__/ReactJSXElement-test.js
@@ -62,7 +62,7 @@ describe('ReactJSXElement', function() {
   });
 
   it('does not reuse the object that is spread into props', function() {
-    var config = { foo: 1 };
+    var config = {foo: 1};
     var element = <Component {...config} />;
     expect(element.props.foo).toBe(1);
     config.foo = 2;
@@ -161,7 +161,7 @@ describe('ReactJSXElement', function() {
         return <span />;
       }
     }
-    Component.defaultProps = { fruit: 'persimmon' };
+    Component.defaultProps = {fruit: 'persimmon'};
 
     var container = document.createElement('div');
     var instance = React.render(
@@ -180,7 +180,7 @@ describe('ReactJSXElement', function() {
         return <span>{this.props.prop}</span>;
       }
     }
-    Component.defaultProps = { prop: 'testKey' };
+    Component.defaultProps = {prop: 'testKey'};
 
     var instance = ReactTestUtils.renderIntoDocument(<Component />);
     expect(instance.props.prop).toBe('testKey');
diff --git a/src/modern/element/__tests__/ReactJSXElementValidator-test.js b/src/modern/element/__tests__/ReactJSXElementValidator-test.js
index d664a24d27..7eed4cbdaf 100644
--- a/src/modern/element/__tests__/ReactJSXElementValidator-test.js
+++ b/src/modern/element/__tests__/ReactJSXElementValidator-test.js
@@ -86,7 +86,7 @@ describe('ReactJSXElementValidator', function() {
         return {
           next: function() {
             var done = ++i > 2;
-            return { value: done ? undefined : <Component />, done: done };
+            return {value: done ? undefined : <Component />, done: done};
           }
         };
       }
@@ -134,7 +134,7 @@ describe('ReactJSXElementValidator', function() {
   it('warns for numeric keys on objects as children', function() {
     spyOn(console, 'warn');
 
-    <Component>{frag({ 1: <Component />, 2: <Component /> })}</Component>;
+    <Component>{frag({1: <Component />, 2: <Component />})}</Component>;
 
     expect(console.warn.argsForCall.length).toBe(1);
     expect(console.warn.argsForCall[0][0]).toContain(
@@ -151,7 +151,7 @@ describe('ReactJSXElementValidator', function() {
         return {
           next: function() {
             var done = ++i > 2;
-            return { value: done ? undefined : [i, <Component />], done: done };
+            return {value: done ? undefined : [i, <Component />], done: done};
           }
         };
       }
@@ -236,8 +236,8 @@ describe('ReactJSXElementValidator', function() {
         return <span>{this.props.prop}</span>;
       }
     }
-    Component.defaultProps = { prop: null };
-    Component.propTypes = { prop: React.PropTypes.string.isRequired };
+    Component.defaultProps = {prop: null};
+    Component.propTypes = {prop: React.PropTypes.string.isRequired};
 
     ReactTestUtils.renderIntoDocument(<Component />);
 
@@ -256,8 +256,8 @@ describe('ReactJSXElementValidator', function() {
         return <span>{this.props.prop}</span>;
       }
     }
-    Component.defaultProps = { prop: 'text' };
-    Component.propTypes = { prop: React.PropTypes.string.isRequired };
+    Component.defaultProps = {prop: 'text'};
+    Component.propTypes = {prop: React.PropTypes.string.isRequired};
 
     ReactTestUtils.renderIntoDocument(<Component prop={null} />);
 
diff --git a/src/utils/__tests__/ReactChildren-test.js b/src/utils/__tests__/ReactChildren-test.js
index aaf301a17b..95b60a8460 100644
--- a/src/utils/__tests__/ReactChildren-test.js
+++ b/src/utils/__tests__/ReactChildren-test.js
@@ -424,7 +424,7 @@ describe('ReactChildren', function() {
   it('should warn if a fragment is used without the wrapper', function() {
     spyOn(console, 'warn');
     var child = React.createElement('span');
-    ReactChildren.forEach({ a: child, b: child}, function(c) {
+    ReactChildren.forEach({a: child, b: child}, function(c) {
       expect(c).toBe(child);
     });
     expect(console.warn.calls.length).toBe(1);
diff --git a/src/utils/__tests__/traverseAllChildren-test.js b/src/utils/__tests__/traverseAllChildren-test.js
index 0d940c062f..ce92d42dde 100644
--- a/src/utils/__tests__/traverseAllChildren-test.js
+++ b/src/utils/__tests__/traverseAllChildren-test.js
@@ -300,9 +300,9 @@ describe('traverseAllChildren', function() {
         return {
           next: function() {
             if (i++ < 3) {
-              return { value: <div />, done: false };
+              return {value: <div />, done: false};
             } else {
-              return { value: undefined, done: true };
+              return {value: undefined, done: true};
             }
           }
         };
@@ -351,9 +351,9 @@ describe('traverseAllChildren', function() {
         return {
           next: function() {
             if (i++ < 3) {
-              return { value: <div key={'#' + i} />, done: false };
+              return {value: <div key={'#' + i} />, done: false};
             } else {
-              return { value: undefined, done: true };
+              return {value: undefined, done: true};
             }
           }
         };
@@ -404,9 +404,9 @@ describe('traverseAllChildren', function() {
         return {
           next: function() {
             if (i++ < 3) {
-              return { value: ['#' + i, <div />], done: false };
+              return {value: ['#' + i, <div />], done: false};
             } else {
-              return { value: undefined, done: true };
+              return {value: undefined, done: true};
             }
           }
         };
diff --git a/src/vendor/key-mirror/__tests__/keyMirror-test.js b/src/vendor/key-mirror/__tests__/keyMirror-test.js
index 994341fbac..425081e775 100644
--- a/src/vendor/key-mirror/__tests__/keyMirror-test.js
+++ b/src/vendor/key-mirror/__tests__/keyMirror-test.js
@@ -20,7 +20,7 @@ describe('keyMirror', function() {
     var mirror = keyMirror({
       foo: null,
       bar: true,
-      "baz": { some: "object" },
+      "baz": {some: "object"},
       qux: undefined
     });
     expect('foo' in mirror).toBe(true);
@@ -55,7 +55,7 @@ describe('keyMirror', function() {
   });
 
   it('should work when "constructor" is a key', function() {
-    var obj = { constructor: true };
+    var obj = {constructor: true};
     expect(keyMirror.bind(null, obj)).not.toThrow();
     var mirror = keyMirror(obj);
     expect('constructor' in mirror).toBe(true);
diff --git a/vendor/fbtransform/transforms/__tests__/react-test.js b/vendor/fbtransform/transforms/__tests__/react-test.js
index 67455bbf1a..fdd26cd7ce 100644
--- a/vendor/fbtransform/transforms/__tests__/react-test.js
+++ b/vendor/fbtransform/transforms/__tests__/react-test.js
@@ -350,13 +350,13 @@ describe('react jsx', function() {
   it('calls assign with an empty object when the spread is first', function() {
     expectObjectAssign(
       '<Component { ...x } y={2} />'
-    ).toBeCalledWith({}, x, { y: 2 });
+    ).toBeCalledWith({}, x, {y: 2});
   });
 
   it('coalesces consecutive properties into a single object', function() {
     expectObjectAssign(
       '<Component { ... x } y={2} z />'
-    ).toBeCalledWith({}, x, { y: 2, z: true });
+    ).toBeCalledWith({}, x, {y: 2, z: true});
   });
 
   it('avoids an unnecessary empty object when spread is not first', function() {
@@ -374,7 +374,7 @@ describe('react jsx', function() {
   it('evaluates sequences before passing them to React.__spread', function() {
     expectObjectAssign(
       '<Component x="1" {...(z = { y: 2 }, z)} z={3}>Text</Component>'
-    ).toBeCalledWith({x: "1"}, { y: 2 }, {z: 3});
+    ).toBeCalledWith({x: "1"}, {y: 2}, {z: 3});
   });
 
 });