@neo-one/utils/src/CustomError.ts

NEO•ONE shared utils.

// tslint:disable
// @ts-ignore
function inherits(subClass, superClass) {
  if (typeof superClass !== 'function' && superClass != null) {
    throw new TypeError('Super expression must either be null or a function');
  }
  subClass.prototype = Object.create(superClass && superClass.prototype, {
    constructor: {
      value: subClass,
      enumerable: false,
      writable: true,
      configurable: true,
    },
  });
  if (superClass) {
    Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : (subClass.__proto__ = superClass);
  }
}

export let CustomError: typeof Error = (function(_super) {
  inherits(CustomError, _super);
  function CustomError() {
    // @ts-ignore
    var _newTarget = this.constructor;
    // @ts-ignore
    var _this = _super.apply(this, arguments); // 'Error' breaks prototype chain here
    _this.__proto__ = _newTarget.prototype; // restore prototype chain
    return _this;
  }
  return CustomError;
})(Error) as any;