Get m3u8 link for a youtube stream

getM3u8.bookmark.js

javascript:(async()=>{try{const t=await fetch(location.href),a=await t.text(),r=/"hlsManifestUrl":"([^"]+)/,e=a.match(r)[1];navigator.clipboard.writeText(e),alert("Copied!")}catch(t){console.error(t),alert("Error!")}})();

getM3u8.js

(async () => {
    try {
        const resp = await fetch(location.href);
        const html = await resp.text()

        const regex = /"hlsManifestUrl":"([^"]+)/;
        const match = html.match(regex);
        const result = match[1];

        navigator.clipboard.writeText(result);
        alert("Copied!")
    } catch (e) {
        console.error(e)
        alert("Error!")
    }
})()