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e706721490
* Update Flow to 0.84 * Fix violations * Use inexact object syntax in files from fbsource * Fix warning extraction to use a modern parser * Codemod inexact objects to new syntax * Tighten types that can be exact * Revert unintentional formatting changes from codemod
46 lines
979 B
JavaScript
46 lines
979 B
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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* @flow
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*/
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/**
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* @see http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary
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*/
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const supportedInputTypes: {[key: string]: true | void, ...} = {
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color: true,
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date: true,
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datetime: true,
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'datetime-local': true,
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email: true,
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month: true,
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number: true,
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password: true,
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range: true,
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search: true,
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tel: true,
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text: true,
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time: true,
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url: true,
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week: true,
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};
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function isTextInputElement(elem: ?HTMLElement): boolean {
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const nodeName = elem && elem.nodeName && elem.nodeName.toLowerCase();
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if (nodeName === 'input') {
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return !!supportedInputTypes[((elem: any): HTMLInputElement).type];
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}
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if (nodeName === 'textarea') {
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return true;
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}
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return false;
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}
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export default isTextInputElement;
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