Function parseRetryAfter

src/scheduler/headerParser.ts:122–136

(value: string)

 * Exported for integration use.
 */
export function parseRetryAfter(value: string): number | null {
  // Try as integer seconds (must be non-negative)
  const seconds = parseInt(value, 10);
  if (!isNaN(seconds) && seconds >= 0 && String(seconds) === value.trim()) {
    return seconds * 1000;
  }

  // Try HTTP-date format
  const httpDate = parseHttpDate(value);
  if (httpDate !== null) {
    return Math.max(0, httpDate - Date.now());
  }

  return null;
}

function parseFirstMatch(headers: Record<string, string>, names: string[]): number | undefined {
  for (const name of names) {