Update vim9class.{txt,jax}

Author: h-east

doc/vim9class.jax

@@ -1,4 +1,4 @@
-*vim9class.txt*	For Vim バージョン 9.1.  Last change: 2025 Apr 05
+*vim9class.txt*	For Vim バージョン 9.1.  Last change: 2025 Apr 13
 
 
 		  VIMリファレンスマニュアル	  by Bram Moolenaar
@@ -1053,6 +1053,21 @@ Note 列挙型内の列挙値の順序が変更されると、その序数の値
       public const ordinal: number
     endclass
 <
+enum には、通常のクラスと同様にオブジェクト変数とメソッドを含めることができる:
+>
+    enum Color
+	Cyan([0, 255, 255]),
+	Magenta([255, 0, 255]),
+	Gray([128, 128, 128])
+
+	var rgb_values: list<number>
+
+	def Get_RGB(): list<number>
+	    return this.rgb_values
+	enddef
+    endenum
+    echo Color.Magenta.Get_RGB()
+<
 ==============================================================================
 
 9.  論理的根拠

en/vim9class.txt

@@ -1,4 +1,4 @@
-*vim9class.txt*	For Vim version 9.1.  Last change: 2025 Apr 05
+*vim9class.txt*	For Vim version 9.1.  Last change: 2025 Apr 13
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1067,6 +1067,22 @@ The above enum definition is equivalent to the following class definition: >
       public const ordinal: number
     endclass
 <
+A enum can contain object variables and methods just like a regular
+class: >
+
+    enum Color
+	Cyan([0, 255, 255]),
+	Magenta([255, 0, 255]),
+	Gray([128, 128, 128])
+
+	var rgb_values: list<number>
+
+	def Get_RGB(): list<number>
+	    return this.rgb_values
+	enddef
+    endenum
+    echo Color.Magenta.Get_RGB()
+<
 ==============================================================================
 
 9.  Rationale