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42 lines
946 B
JavaScript
42 lines
946 B
JavaScript
10 years ago
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(function(){
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if (!window.Prism) {
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return;
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}
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var dummy = document.createElement('header');
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if (!String.prototype.trim) {
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String.prototype.trim = function () {
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return this.replace(/^\s+/g, '').replace(/\s+$/g, '');
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};
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}
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// textContent polyfill
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if (!('textContent' in dummy) && ('innerText' in dummy) && Object.defineProperty) {
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Object.defineProperty(Element.prototype, 'textContent', {
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get: function() {
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return this.innerText;
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},
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set: function(text) {
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this.innerText = text;
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}
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});
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}
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// IE8 doesn't have DOMContentLoaded
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if (!document.addEventListener && 'textContent' in dummy) {
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setTimeout(Prism.highlightAll, 10);
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}
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// Test if innerHTML line break bug is present
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dummy.innerHTML = '\r\n';
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if (dummy.textContent.indexOf('\n') === -1) {
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// IE8 innerHTML bug: Discards line breaks
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Prism.hooks.add('after-highlight', function(env) {
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env.element.innerHTML = env.highlightedCode.replace(/\r?\n/g, '<br>');
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});
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}
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})();
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