Script has Not Finished Compiling Error

 using UnityEngine;
 using System.Collections;
  
 public class Shoot : MonoBehaviour {
     public Rigidbody bulletPrefab;
     public Transform spawnPoint;
     public int speed;
  
     // Use this for initialization
     void Start () {
  
     }
  
     // Update is called once per frame
     void Update () {
  
        if(Input.GetKey(KeyCode.Mouse0))
        {
          Rigidbody bulletInstance;
          bulletInstance = Instantiate(bulletPrefab, spawnPoint.position, bulletPrefab.transform.rotation) as Rigidbody;
          bulletInstance.AddForce(spawnPoint.forward * speed);
        }
  
     }
 }

Please Help!!!!!!!!!