Method _markAsInteracted

src/cdk/stepper/stepper.ts:297–302

()

  }

  _markAsInteracted() {
    if (!this._interacted()) {
      this._interacted.set(true);
      this.interactedStream.emit(this);
    }
  }

  /** Determines whether the error state can be shown. */
  _showError(): boolean {