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authorFlorian Dold <florian.dold@gmail.com>2017-05-03 15:35:00 +0200
committerFlorian Dold <florian.dold@gmail.com>2017-05-03 15:35:00 +0200
commitde98e0b232509d5f40c135d540a70e415272ff85 (patch)
treea79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js
parente0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff)
node_modules
Diffstat (limited to 'node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js')
-rw-r--r--node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js42
1 files changed, 42 insertions, 0 deletions
diff --git a/node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js b/node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js
new file mode 100644
index 000000000..e5c5f22e0
--- /dev/null
+++ b/node_modules/react-dom/lib/ReactDOMNullInputValuePropHook.js
@@ -0,0 +1,42 @@
+/**
+ * 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.
+ *
+ */
+
+'use strict';
+
+var ReactComponentTreeHook = require('react/lib/ReactComponentTreeHook');
+
+var warning = require('fbjs/lib/warning');
+
+var didWarnValueNull = false;
+
+function handleElement(debugID, element) {
+ if (element == null) {
+ return;
+ }
+ if (element.type !== 'input' && element.type !== 'textarea' && element.type !== 'select') {
+ return;
+ }
+ if (element.props != null && element.props.value === null && !didWarnValueNull) {
+ process.env.NODE_ENV !== 'production' ? warning(false, '`value` prop on `%s` should not be null. ' + 'Consider using the empty string to clear the component or `undefined` ' + 'for uncontrolled components.%s', element.type, ReactComponentTreeHook.getStackAddendumByID(debugID)) : void 0;
+
+ didWarnValueNull = true;
+ }
+}
+
+var ReactDOMNullInputValuePropHook = {
+ onBeforeMountComponent: function (debugID, element) {
+ handleElement(debugID, element);
+ },
+ onBeforeUpdateComponent: function (debugID, element) {
+ handleElement(debugID, element);
+ }
+};
+
+module.exports = ReactDOMNullInputValuePropHook; \ No newline at end of file