Function isDriverNotInstalled

src/utils/module-loader.ts:12–31

(err: unknown, driver: string)

 * the driver name as a substring (e.g. "pg-connection-string" does not match "pg").
 */
export function isDriverNotInstalled(err: unknown, driver: string): boolean {
  if (
    !(err instanceof Error) ||
    !("code" in err) ||
    (err as NodeJS.ErrnoException).code !== "ERR_MODULE_NOT_FOUND"
  ) {
    return false;
  }

  const match = err.message.match(MISSING_MODULE_RE);
  if (!match) {
    return false;
  }

  const missingSpecifier = match[1];
  return (
    missingSpecifier === driver ||
    missingSpecifier.startsWith(`${driver}/`)
  );
}

/**
 * Check if an error is any kind of missing module error (ESM or CJS).