code: function Strategy(options, verifyPublic) {
    if (typeof options == 'function') {
      verifyPublic = options;
      options = {};
    }
    if (!verifyPublic) throw new Error('OAuth 2.0 public client strategy requires a verifyPublic function');
  
    passport.Strategy.call(this);
    this.name = 'oauth2-public-client';
    this._verifyPublic = verifyPublic;
    this._passReqToCallback = options.passReqToCallback;
  }
docs: `PublicClientStrategy` constructor.
  
  @api protected