Auto Rename GameObject Name to Text_XXXXX (XXXXX from TextMeshPro's text)

TMPNameUpdater.cs

using UnityEngine;
using UnityEditor;
using TMPro;

namespace Praecipua.EE
{
    [InitializeOnLoad]
    public static class TMP_NameUpdater
    {
        private static GameObject lastSelectedObject = null;
        private static bool tmpUpdaterEnabled = true;

        static TMP_NameUpdater()
        {
            Selection.selectionChanged += OnSelectionChanged;
        }

        [MenuItem("Window/Praecipua/TMP Auto Rename")]
        private static void EnableTMPNameUpdater()
        {
            bool isChecked = Menu.GetChecked("Window/Praecipua/TMP Auto Rename");
            Menu.SetChecked("Window/Praecipua/TMP Auto Rename", !isChecked);
            tmpUpdaterEnabled = !isChecked;
            lastSelectedObject = null;
        }

        private static void OnSelectionChanged()
        {
            if (!tmpUpdaterEnabled) return;

            if (Selection.activeGameObject == lastSelectedObject) return;

            if (lastSelectedObject != null)
            {
                if (lastSelectedObject.GetComponent<TextMeshPro>() != null)
                {
                    UpdateTMPName(lastSelectedObject.GetComponent<TextMeshPro>());
                }
                else if (lastSelectedObject.GetComponent<TextMeshProUGUI>() != null)
                {
                    UpdateTMPUName(lastSelectedObject.GetComponent<TextMeshProUGUI>());
                }
            }

            lastSelectedObject = Selection.activeGameObject;
        }

        private static void UpdateTMPName(TextMeshPro tmp)
        {
            if (tmp == null || tmp.gameObject == null) return;

            string text = tmp.text;
            if (!string.IsNullOrEmpty(text))
            {
                string newName = "Text_" + text.Substring(0, Mathf.Min(5, text.Length));

                if (tmp.gameObject.name != newName)
                {
                    Undo.RecordObject(tmp.gameObject, "Rename TMP Object");
                    tmp.gameObject.name = newName;
                }
            }
        }

        private static void UpdateTMPUName(TextMeshProUGUI tmp)
        {
            if (tmp == null || tmp.gameObject == null) return;

            string text = tmp.text;
            if (!string.IsNullOrEmpty(text))
            {
                string newName = "Text_" + text.Substring(0, Mathf.Min(5, text.Length));

                if (tmp.gameObject.name != newName)
                {
                    Undo.RecordObject(tmp.gameObject, "Rename TMP Object");
                    tmp.gameObject.name = newName;
                }
            }
        }
    }
}