foo.diff

commit 9e2d6e904015bb1c31af23190ebc05a41cbe21c6
Author: Paul O’Shannessy <paul@oshannessy.com>
Date:   Thu Oct 3 11:05:42 2013 -0700

    yup

diff --git a/src/dom/components/ReactDOMInput.js b/src/dom/components/ReactDOMInput.js
index a569a5e..cfd4982 100644
--- a/src/dom/components/ReactDOMInput.js
+++ b/src/dom/components/ReactDOMInput.js
@@ -55,7 +55,7 @@ var ReactDOMInput = ReactCompositeComponent.createClass({
     var defaultValue = this.props.defaultValue;
     return {
       checked: this.props.defaultChecked || false,
-      value: defaultValue != null && defaultValue !== false ? defaultValue : ''
+      value: defaultValue != null ? defaultValue : ''
     };
   },
 
@@ -74,9 +74,7 @@ var ReactDOMInput = ReactCompositeComponent.createClass({
       this.props.checked != null ? this.props.checked : this.state.checked;
 
     var value = this.getValue();
-    props.value = value != null && value !== false ?
-      '' + value :
-      this.state.value;
+    props.value = value != null ? value : this.state.value;
 
     props.onChange = this._handleChange;
 
diff --git a/src/dom/components/ReactDOMTextarea.js b/src/dom/components/ReactDOMTextarea.js
index 0aed044..5cd84de 100644
--- a/src/dom/components/ReactDOMTextarea.js
+++ b/src/dom/components/ReactDOMTextarea.js
@@ -29,9 +29,6 @@ var merge = require('merge');
 // Store a reference to the <textarea> `ReactDOMComponent`.
 var textarea = ReactDOM.textarea;
 
-// For quickly matching children type, to test if can be treated as content.
-var CONTENT_TYPES = {'string': true, 'number': true};
-
 /**
  * Implements a <textarea> native component that allows setting `value`, and
  * `defaultValue`. This differs from the traditional DOM API because value is
@@ -72,11 +69,6 @@ var ReactDOMTextarea = ReactCompositeComponent.createClass({
         );
         children = children[0];
       }
-      invariant(
-        CONTENT_TYPES[typeof children],
-        'If you specify children to <textarea>, it must be a single string ' +
-        'or number., not an array or object.'
-      );
       defaultValue = '' + children;
     }
     if (defaultValue == null) {
@@ -85,8 +77,10 @@ var ReactDOMTextarea = ReactCompositeComponent.createClass({
     var value = this.getValue();
     return {
       // We save the initial value so that `ReactDOMComponent` doesn't update
-      // `textContent` (unnecessary since we update value).
-      initialValue: value != null ? value : defaultValue,
+      // `textContent` (unnecessary since we update value). We need to ensure
+      // that this value is a string since it will be used as a child of the
+      // <textarea>.
+      initialValue: '' + (value != null ? value : defaultValue),
       value: defaultValue
     };
   },
@@ -121,7 +115,7 @@ var ReactDOMTextarea = ReactCompositeComponent.createClass({
       DOMPropertyOperations.setValueForProperty(
         rootNode,
         'value',
-        value !== false ? '' + value : ''
+        value
       );
     }
   },
diff --git a/src/dom/components/__tests__/ReactDOMInput-test.js b/src/dom/components/__tests__/ReactDOMInput-test.js
index 61cf2f3..c6415da 100644
--- a/src/dom/components/__tests__/ReactDOMInput-test.js
+++ b/src/dom/components/__tests__/ReactDOMInput-test.js
@@ -50,11 +50,11 @@ describe('ReactDOMInput', function() {
     expect(node.value).toBe('0');
   });
 
-  it('should display "" for `defaultValue` of `false`', function() {
+  it('should display "false" for `defaultValue` of `false`', function() {
     var stub = <input type="text" defaultValue={false} />;
     var node = renderTextInput(stub);
 
-    expect(node.value).toBe('');
+    expect(node.value).toBe('false');
   });
 
   it('should display `value` of number 0', function() {
@@ -64,11 +64,11 @@ describe('ReactDOMInput', function() {
     expect(node.value).toBe('0');
   });
 
-  it('should display "" for `value` of `false`', function() {
+  it('should display "false" for `value` of `false`', function() {
     var stub = <input type="text" value={false} />;
     var node = renderTextInput(stub);
 
-    expect(node.value).toBe('');
+    expect(node.value).toBe('false');
   });
 
   it('should properly control a value of number `0`', function() {
diff --git a/src/dom/components/__tests__/ReactDOMTextarea-test.js b/src/dom/components/__tests__/ReactDOMTextarea-test.js
index a0fd263..0fbc4ee 100644
--- a/src/dom/components/__tests__/ReactDOMTextarea-test.js
+++ b/src/dom/components/__tests__/ReactDOMTextarea-test.js
@@ -62,11 +62,19 @@ describe('ReactDOMTextarea', function() {
     expect(node.value).toBe('0');
   });
 
-  it('should display "" for `defaultValue` of `false`', function() {
+  it('should display "false" for `defaultValue` of `false`', function() {
     var stub = <textarea type="text" defaultValue={false} />;
     var node = renderTextarea(stub);
 
-    expect(node.value).toBe('');
+    expect(node.value).toBe('false');
+  });
+
+  it('should display toString for `defaultValue` of object', function() {
+    var obj = { toString: function() { return 'hello'; } };
+    var stub = <textarea type="text" defaultValue={obj} />;
+    var node = renderTextarea(stub);
+
+    expect(node.value).toBe('hello');
   });
 
   it('should allow setting `value`', function() {
@@ -79,6 +87,27 @@ describe('ReactDOMTextarea', function() {
     expect(node.value).toEqual('gorilla');
   });
 
+  it('should allow setting `value` to `false`', function() {
+    var stub = <textarea value="giraffe" />;
+    var node = renderTextarea(stub);
+
+    expect(node.value).toBe('giraffe');
+
+    stub.replaceProps({value: false});
+    expect(node.value).toEqual('false');
+  });
+
+  it('should allow setting `value` to object', function() {
+    var obj = { toString: function() { return 'hello'; } };
+    var stub = <textarea value="giraffe" />;
+    var node = renderTextarea(stub);
+
+    expect(node.value).toBe('giraffe');
+
+    stub.replaceProps({value: obj});
+    expect(node.value).toBe('hello');
+  });
+
   it('should display `value` of number 0', function() {
     var stub = <textarea value={0} />;
     var node = renderTextarea(stub);
@@ -86,11 +115,11 @@ describe('ReactDOMTextarea', function() {
     expect(node.value).toBe('0');
   });
 
-  it('should display "" for `value` of `false`', function() {
+  it('should display "false" for `value` of `false`', function() {
     var stub = <textarea type="text" value={false} />;
     var node = renderTextarea(stub);
 
-    expect(node.value).toBe('');
+    expect(node.value).toBe('false');
   });
 
   it('should properly control a value of number `0`', function() {
@@ -123,6 +152,21 @@ describe('ReactDOMTextarea', function() {
     expect(node.value).toBe('17');
   });
 
+  it('should allow booleans as children', function() {
+    spyOn(console, 'warn');
+    var node = renderTextarea(<textarea>{false}</textarea>);
+    expect(console.warn.argsForCall.length).toBe(1);
+    expect(node.value).toBe('false');
+  });
+
+  it('should allow objects as children', function() {
+    spyOn(console, 'warn');
+    var obj = { toString: function() { return 'hello'; } };
+    var node = renderTextarea(<textarea>{obj}</textarea>);
+    expect(console.warn.argsForCall.length).toBe(1);
+    expect(node.value).toBe('hello');
+  });
+
   it('should throw with multiple or invalid children', function() {
     spyOn(console, 'warn');
 
@@ -134,13 +178,16 @@ describe('ReactDOMTextarea', function() {
 
     expect(console.warn.argsForCall.length).toBe(1);
 
+    var node;
     expect(function() {
-      ReactTestUtils.renderIntoDocument(
+      node = renderTextarea(
         <textarea><strong /></textarea>
       );
-    }).toThrow();
+    }).not.toThrow();
 
+    // Should still warn about using defaultValue/value
     expect(console.warn.argsForCall.length).toBe(2);
+    expect(node.value).toBe('[object Object]');
   });
 
   it('should support ReactLink', function() {
diff --git a/src/utils/__tests__/escapeTextForBrowser-test.js b/src/utils/__tests__/escapeTextForBrowser-test.js
new file mode 100644
index 0000000..e6ccdfd
--- /dev/null
+++ b/src/utils/__tests__/escapeTextForBrowser-test.js
@@ -0,0 +1,68 @@
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @emails react-core
+ */
+
+"use strict";
+
+describe('escapeTextForBrowser', function() {
+  var escapeTextForBrowser;
+
+  beforeEach(function() {
+    escapeTextForBrowser = require('escapeTextForBrowser');
+  });
+
+  it('should convert numbers to strings', function() {
+    expect(escapeTextForBrowser(4)).toBe('4');
+    expect(escapeTextForBrowser(1.01)).toBe('1.01');
+  });
+
+  it('should convert booleans to strings', function() {
+    expect(escapeTextForBrowser(true)).toBe('true');
+    expect(escapeTextForBrowser(false)).toBe('false');
+  });
+
+  it('should convert Arrays to strings', function() {
+    var arr = [1, 2, 'foo'];
+    expect(escapeTextForBrowser(arr)).toBe('1,2,foo');
+  });
+
+  it('should convert simple objects without toString to strings', function() {
+    var obj = {};
+    expect(escapeTextForBrowser(obj)).toBe('[object Object]');
+  });
+
+  it('should convert simple objects to strings', function() {
+    var obj = { toString: function() { return 'hello'; } };
+    expect(escapeTextForBrowser(obj)).toBe('hello');
+  });
+
+  it('should convert objects with inheritance to strings', function() {
+    var Obj = function() {};
+    Obj.prototype.toString = function() { return 'goodbye'; };
+    expect(escapeTextForBrowser(new Obj())).toBe('goodbye');
+  });
+
+  it('should convert escape special characters in strings', function() {
+    expect(escapeTextForBrowser('harold & maude')).toBe('harold &amp; maude');
+  });
+
+  it('should convert escape special characters in objects', function() {
+    var obj = { toString: function() { return '"real" talk'; } };
+    expect(escapeTextForBrowser(obj)).toBe('&quot;real&quot; talk');
+  });
+});
+
diff --git a/src/utils/escapeTextForBrowser.js b/src/utils/escapeTextForBrowser.js
index 8e49d31..4198b9f 100644
--- a/src/utils/escapeTextForBrowser.js
+++ b/src/utils/escapeTextForBrowser.js
@@ -19,8 +19,6 @@
 
 "use strict";
 
-var invariant = require('invariant');
-
 var ESCAPE_LOOKUP = {
   "&": "&amp;",
   ">": "&gt;",
@@ -30,6 +28,8 @@ var ESCAPE_LOOKUP = {
   "/": "&#x2f;"
 };
 
+var ESCAPE_REGEX = /[&><"'\/]/g;
+
 function escaper(match) {
   return ESCAPE_LOOKUP[match];
 }
@@ -37,23 +37,16 @@ function escaper(match) {
 /**
  * Escapes text to prevent scripting attacks.
  *
- * @param {number|string} text Text value to escape.
+ * @param {*} text Text value to escape.
  * @return {string} An escaped string.
  */
 function escapeTextForBrowser(text) {
-  var type = typeof text;
-  invariant(
-    type !== 'object',
-    'escapeTextForBrowser(...): Attempted to escape an object.'
-  );
   if (text === '') {
     return '';
   } else {
-    if (type === 'string') {
-      return text.replace(/[&><"'\/]/g, escaper);
-    } else {
-      return (''+text).replace(/[&><"'\/]/g, escaper);
-    }
+    // Make sure text is in fact a string. This will call toString on other
+    // types (e.g. booleans, objects).
+    return ('' + text).replace(ESCAPE_REGEX, escaper);
   }
 }