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24 lines
519 B
TypeScript
24 lines
519 B
TypeScript
/**
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* Parse the likely document identifier from a given url.
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*
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* @param url The url to parse.
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* @returns A document identifier or undefined if not found.
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*/
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export default function parseDocumentSlug(url: string) {
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let parsed;
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if (url[0] === "/") {
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parsed = url;
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} else {
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try {
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parsed = new URL(url).pathname;
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} catch (err) {
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return;
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}
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}
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const split = parsed.split("#")[0].split("/");
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const indexOfDoc = split.indexOf("doc");
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return split[indexOfDoc + 1] ?? undefined;
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}
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