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fix: skip re-highlighting to avoid false unescaped HTML warnings fixes #3761 #4368

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fix: skip re-highlighting to avoid false unescaped HTML warnings fixes #3761 #4368

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3 changes: 2 additions & 1 deletion src/highlight.js
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Original file line number Diff line number Diff line change
Expand Up @@ -751,7 +751,8 @@ const HLJS = function(hljs) {
{ el: element, language });

if (element.dataset.highlighted) {
console.log("Element previously highlighted. To highlight again, first unset `dataset.highlighted`.", element);
// Already highlighted - skip to avoid false "unescaped HTML" warnings
// caused by hljs's own <span> tags from previous highlighting
return;
}

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