nodejs simple class for bitwise ops

bitwise.ts

export class Bitwise {

  private _i: number;

  constructor(value: number) {
    this._i = value;
  }

  test(mask = 0x01) {
    return (mask ^ this._i) === 0;
  }

  set(mask = 0x01) {
    this._i = this._i | mask;
    return this;
  }

  get(mask = 0x01) {
    return this._i & mask;
  }

  get value() {
    return this._i;
  }

  reset(mask = 0x01) {
    this._i = this._i & ~(mask);
    return this;
  }

  toggle(mask = 0x01) {
    this.test(mask) ?
      this.reset(mask) : this.set(mask);
    return this;
  }
}


new Bitwise(0b000100).test(2); // # true