clr-angular-static-fix/forms/common/providers/control-id.service.ts

1. Install Clarity Icons package through npm:

/*
 * Copyright (c) 2016-2018 VMware, Inc. All Rights Reserved.
 * This software is released under MIT license.
 * The full license information can be found in LICENSE in the root directory of this project.
 */
import { Injectable } from '@angular/core';
import { BehaviorSubject } from 'rxjs';
import { Observable } from 'rxjs';

let counter = 0;

@Injectable()
export class ControlIdService {
  private _id = 'clr-form-control-' + ++counter;
  get id(): string {
    return this._id;
  }
  set id(value: string) {
    this._id = value;
    this._idChange.next(value);
  }

  private _idChange: BehaviorSubject<string> = new BehaviorSubject(this._id);
  public get idChange(): Observable<string> {
    return this._idChange.asObservable();
  }
}