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forgejo/web_src/js/features/highlight.js

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JavaScript

export default async function highlight(elementOrNodeList) {
if (!window.config || !window.config.HighlightJS || !elementOrNodeList) return;
const nodes = 'length' in elementOrNodeList ? elementOrNodeList : [elementOrNodeList];
if (!nodes.length) return;
const {default: Worker} = await import(/* webpackChunkName: "highlight" */'./highlight.worker.js');
const worker = new Worker();
worker.addEventListener('message', ({data}) => {
const {index, html} = data;
nodes[index].outerHTML = html;
});
for (let index = 0; index < nodes.length; index++) {
const node = nodes[index];
if (!node) continue;
worker.postMessage({index, html: node.outerHTML});
}
}