Function validateParams

lib/internal/streams/iter/transform.js:107–124

(params, maxParam, errClass)

}

function validateParams(params, maxParam, errClass) {
  if (params === undefined) return;
  if (typeof params !== 'object' || params === null) {
    throw new ERR_INVALID_ARG_TYPE('options.params', 'Object', params);
  }
  const keys = ObjectKeys(params);
  for (let i = 0; i < keys.length; i++) {
    const origKey = keys[i];
    const key = +origKey;
    if (NumberIsNaN(key) || key < 0 || key > maxParam) {
      throw new errClass(origKey);
    }
    const value = params[origKey];
    if (typeof value !== 'number' && typeof value !== 'boolean') {
      throw new ERR_INVALID_ARG_TYPE('options.params[key]', 'number', value);
    }
  }
}

// ---------------------------------------------------------------------------
// Brotli / Zstd parameter arrays (computed once, reused per init call).