Function unquote

src/search/query-parser.ts:57–60

* Strip a surrounding pair of double quotes from `s`. Allows users to * keep whitespace in path filters: `path:"my dir/file"`.

(s: string)

 * keep whitespace in path filters: `path:"my dir/file"`.
 */
function unquote(s: string): string {
  if (s.length >= 2 && s.startsWith('"') && s.endsWith('"')) return s.slice(1, -1);
  return s;
}

/**
 * Parse a raw query into structured filters + remaining text.