40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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'use strict';
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var ReactComponentTreeHook = require('react/lib/ReactComponentTreeHook');
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var warning = require('fbjs/lib/warning');
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var didWarnValueNull = false;
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function handleElement(debugID, element) {
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if (element == null) {
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return;
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}
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if (element.type !== 'input' && element.type !== 'textarea' && element.type !== 'select') {
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return;
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}
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if (element.props != null && element.props.value === null && !didWarnValueNull) {
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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;
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didWarnValueNull = true;
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}
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}
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var ReactDOMNullInputValuePropHook = {
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onBeforeMountComponent: function (debugID, element) {
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handleElement(debugID, element);
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},
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onBeforeUpdateComponent: function (debugID, element) {
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handleElement(debugID, element);
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}
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};
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module.exports = ReactDOMNullInputValuePropHook; |