From 7e22e75280dc604636f7494013ecaf62564803d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timi-Artturi=20M=C3=A4kel=C3=A4?= <timi.makela@geniem.com>
Date: Wed, 20 Dec 2023 10:48:40 +0200
Subject: [PATCH] Fixed missing class variable declarations

---
 CHANGELOG.md                   |  7 +++++++
 src/Field.php                  | 35 ++++++++++++++++++++++++++++++++++
 src/Field/Common/Groupable.php |  7 +++++++
 src/Field/Flexible/Layout.php  |  7 +++++++
 4 files changed, 56 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b7629c..a003742 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 [Unreleased]
 
+## [deprecated-missing-class-vars]
+
+### Fixed
+- Fixed missing class variable declarations.
+
+[Released]
+
 ## [1.39.0]
 
 ### Added
diff --git a/src/Field.php b/src/Field.php
index f72f67b..1f43586 100644
--- a/src/Field.php
+++ b/src/Field.php
@@ -149,6 +149,41 @@ abstract class Field {
      */
     static public $indexing = false;
 
+    /**
+     * Field type.
+     *
+     * @var string
+     */
+    protected $type = '';
+
+    /**
+     * Field wrapper.
+     *
+     * @var array
+     */
+    protected $wrapper = [];
+
+    /**
+     * Registered field as a string for debugging purposes.
+     *
+     * @var string
+     */
+    protected $registered = '';
+
+    /**
+     * Possible parent field object.
+     *
+     * @var mixed
+     */
+    protected $parent;
+
+    /**
+     * Fields variable name.
+     *
+     * @var string
+     */
+    protected $fields_var = '';
+
     /**
      * Constructor.
      *
diff --git a/src/Field/Common/Groupable.php b/src/Field/Common/Groupable.php
index 24ef519..24c76b8 100644
--- a/src/Field/Common/Groupable.php
+++ b/src/Field/Common/Groupable.php
@@ -14,6 +14,13 @@
  */
 trait Groupable {
 
+    /**
+     * Possible parent object.
+     *
+     * @var mixed
+     */
+    protected $parent;
+
     /**
      * Export current field and sub fields to acf compatible format
      *
diff --git a/src/Field/Flexible/Layout.php b/src/Field/Flexible/Layout.php
index 6b8c7f1..b7a17ed 100644
--- a/src/Field/Flexible/Layout.php
+++ b/src/Field/Flexible/Layout.php
@@ -25,6 +25,13 @@ class Layout implements GroupableInterface {
      */
     use MinMax;
 
+    /**
+     * Field type
+     *
+     * @var string
+     */
+    protected $active;
+
     /**
      * Layout label
      *