text: 'use strict';
  
  class AuthError extends Error {
  	constructor( message, status ) {
  		super( message );
  		this.name = 'AuthError';
  		this.status = status || 403;
  	}
  }
  module.exports.AuthError = AuthError;
  
  
  class RequestError extends Error {
  	constructor( message, status ) {
  		super( message );
  		this.name = 'RequestError';
  		this.status = status || 400;
  	}
  }
  module.exports.RequestError = RequestError;
  
  
  class NotFoundError extends Error {
  	constructor( message, status ) {
  		message = message || 'Not found';
  		super( message );
  		this.name = 'NotFoundError';
  		this.status = status || 404;
  	}
  }
  module.exports.NotFoundError = NotFoundError;
  