22 lines
550 B
JavaScript
22 lines
550 B
JavaScript
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(function () {
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if (typeof Prism === 'undefined' || typeof document === 'undefined') {
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return;
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}
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Prism.hooks.add('before-sanity-check', function (env) {
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if (env.code) {
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var pre = env.element.parentNode;
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var clsReg = /(?:^|\s)keep-initial-line-feed(?:\s|$)/;
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if (
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pre && pre.nodeName.toLowerCase() === 'pre' &&
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// Apply only if nor the <pre> or the <code> have the class
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(!clsReg.test(pre.className) && !clsReg.test(env.element.className))
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) {
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env.code = env.code.replace(/^(?:\r?\n|\r)/, '');
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}
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}
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});
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}());
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