29 lines
819 B
JavaScript
29 lines
819 B
JavaScript
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var each = require('./each');
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var $safeEls = require('./$safeEls');
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exports = function(els) {
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els = $safeEls(els);
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each(els, function(el) {
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if (isHidden(el)) {
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el.style.display = getDefDisplay(el.nodeName);
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}
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});
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};
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function isHidden(el) {
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return getComputedStyle(el, '').getPropertyValue('display') == 'none';
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}
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var elDisplay = {};
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function getDefDisplay(elName) {
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var el, display;
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if (!elDisplay[elName]) {
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el = document.createElement(elName);
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document.documentElement.appendChild(el);
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display = getComputedStyle(el, '').getPropertyValue('display');
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el.parentNode.removeChild(el);
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display == 'none' && (display = 'block');
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elDisplay[elName] = display;
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}
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return elDisplay[elName];
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}
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module.exports = exports;
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