Function parsePositiveInteger

scripts/with-storybook.ts:40–46

(value: string, flagName: string)

}

function parsePositiveInteger(value: string, flagName: string): number {
  const parsed = Number(value);
  if (!Number.isInteger(parsed) || parsed <= 0) {
    throw new Error(`${flagName} must be a positive integer, got: ${value}`);
  }
  return parsed;
}

function parsePort(value: string): number {
  const port = parsePositiveInteger(value, "--port");