親のクラス探す

using UnityEngine;
using System.Collections;

public class Weapon : MonoBehaviour {

    [System.NonSerialized] public GameObject whoEquip;
    Gun[] gun;

    void Start ()
    {
        Transform parent = transform.parent;
        while (parent != null) {
            if (parent.GetComponent<Equipment> ()) {
                whoEquip = parent.gameObject;
                break;
            }
            parent = parent.parent;
        }
        gun = this.transform.GetComponentsInChildren<Gun> ();
    }
}