32 lines
955 B
JavaScript
32 lines
955 B
JavaScript
|
/**
|
||
|
|
* 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 ExecutionEnvironment = require('fbjs/lib/ExecutionEnvironment');
|
||
|
|
|
||
|
|
var contentKey = null;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the key used to access text content on a DOM node.
|
||
|
|
*
|
||
|
|
* @return {?string} Key used to access text content.
|
||
|
|
* @internal
|
||
|
|
*/
|
||
|
|
function getTextContentAccessor() {
|
||
|
|
if (!contentKey && ExecutionEnvironment.canUseDOM) {
|
||
|
|
// Prefer textContent to innerText because many browsers support both but
|
||
|
|
// SVG <text> elements don't support innerText even when <div> does.
|
||
|
|
contentKey = 'textContent' in document.documentElement ? 'textContent' : 'innerText';
|
||
|
|
}
|
||
|
|
return contentKey;
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = getTextContentAccessor;
|