PoolMonitor.cs

// With thanks to Jason Weimann  -- jason@unity3d.college

using UnityEngine;

namespace Askowl {
  /// <a href="http://bit.ly/2BQH2pA"></a> <inheritdoc />
  public class PoolMonitor : MonoBehaviour {
    /// <a href="http://bit.ly/2BScbco"></a>
    public bool PoolOnDisable;

    /// <a href="http://bit.ly/2BQH2pA"></a>
    public bool InPool;

    /// <a href="http://bit.ly/2BQH2pA"></a>
    public bool OkToPool = true;

    /// <a href="http://bit.ly/2BQvdQi"></a>
    public string MasterName;

    /// <a href="http://bit.ly/2E0ZmxS"></a>
    public Transform PoolRoot;

    private void OnDisable() {
      OkToPool = true;
      if (PoolOnDisable && !InPool) Pool.Return(gameObject);
    }

    private void OnEnable() {
      if (InPool || !PoolOnDisable) return;

      OkToPool = false;
      Log.Error($"Pooled '{gameObject.name}' should not be reused");
    }
  }
}