Function makeNodeErrorWithCode

lib/internal/errors.js:434–532

(Base, key)

}

function makeNodeErrorWithCode(Base, key) {
  const msg = messages.get(key);
  const expectedLength = typeof msg !== 'string' ? -1 : getExpectedArgumentLength(msg);

  switch (expectedLength) {
    case 0: {
      class NodeError extends Base {
        code = key;

        constructor(...args) {
          assert(
            args.length === 0,
            `Code: ${key}; The provided arguments length (${args.length}) does not ` +
              `match the required ones (${expectedLength}).`,
          );
          super(msg);
        }

        // This is a workaround for wpt tests that expect that the error
        // constructor has a `name` property of the base class.
        get ['constructor']() {
          return Base;
        }

        get [kIsNodeError]() {
          return true;
        }

        toString() {
          return `${this.name} [${key}]: ${this.message}`;
        }
      }
      return NodeError;
    }
    case -1: {
      class NodeError extends Base {
        code = key;

        constructor(...args) {
          super();
          ObjectDefineProperty(this, 'message', {
            __proto__: null,
            value: getMessage(key, args, this),
            enumerable: false,
            writable: true,
            configurable: true,
          });
        }

        // This is a workaround for wpt tests that expect that the error
        // constructor has a `name` property of the base class.
        get ['constructor']() {
          return Base;
        }

        get [kIsNodeError]() {
          return true;
        }