#if UNITY_EDITOR

using UnityEngine;
using UnityEditor;

[InitializeOnLoad]
public static class HierarchySectionHeader 
{
    static HierarchySectionHeader()
    {
        EditorApplication.hierarchyWindowItemOnGUI += HierarchyWindowItemOnGUI;
    }

    static void HierarchyWindowItemOnGUI(int instanceID, Rect selectionRect)
    {
        var gameObject = EditorUtility.InstanceIDToObject(instanceID) as GameObject;

        if (gameObject != null && gameObject.name.StartsWith("//", System.StringComparison.Ordinal))
        {
            EditorGUI.DrawRect(selectionRect, Color.grey);

            EditorGUI.LabelField(selectionRect, gameObject.name.Replace("/", "").ToUpperInvariant(), new GUIStyle(EditorStyles.boldLabel)
            {
                fontSize = 12,
                alignment = TextAnchor.MiddleCenter,
                normal = { textColor = Color.black }
            });
        }
    }
}
#endif