10 files changed, 160 insertions, 0 deletions

diff --git a/doc/docs/de/doc/objects/object-oriented-programming.md b/doc/docs/de/doc/objects/object-oriented-programming.md
index 706cfda..705fc08 100644
--- a/doc/docs/de/doc/objects/object-oriented-programming.md
+++ b/doc/docs/de/doc/objects/object-oriented-programming.md
@@ -40,6 +40,28 @@ Beachte, dass alle Methoden in der Klasse die Fat-Arrow-Syntax verwenden. Beim A
 
 Das `@`-Präfix ist Kurzform für `self.`. `@items` wird zu `self.items`.
 
+Der Klassenblock unterstützt auch Metatable-Felder, indem Metamethod-Schlüssel in spitzen Klammern geschrieben werden, zum Beispiel `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+<YueDisplay>
+
+```yue
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+</YueDisplay>
+
 Eine Instanz der Klasse wird erstellt, indem man den Klassennamen wie eine Funktion aufruft.
 
 ```yuescript
diff --git a/doc/docs/doc/objects/object-oriented-programming.md b/doc/docs/doc/objects/object-oriented-programming.md
index 781ab65..b3325fa 100644
--- a/doc/docs/doc/objects/object-oriented-programming.md
+++ b/doc/docs/doc/objects/object-oriented-programming.md
@@ -40,6 +40,28 @@ Notice how all the methods in the class use the fat arrow function syntax. When
 
 The @ prefix on a variable name is shorthand for self.. @items becomes self.items.
 
+The class block also supports metatable fields by writing metamethod keys in angle brackets, such as `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+<YueDisplay>
+
+```yue
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+</YueDisplay>
+
 Creating an instance of the class is done by calling the name of the class as a function.
 
 ```yuescript
diff --git a/doc/docs/id-id/doc/objects/object-oriented-programming.md b/doc/docs/id-id/doc/objects/object-oriented-programming.md
index 7d5d420..cc74690 100644
--- a/doc/docs/id-id/doc/objects/object-oriented-programming.md
+++ b/doc/docs/id-id/doc/objects/object-oriented-programming.md
@@ -40,6 +40,28 @@ Perhatikan bahwa semua method di kelas menggunakan sintaks fungsi panah tebal. S
 
 Prefiks `@` pada nama variabel adalah singkatan untuk `self.`. `@items` menjadi `self.items`.
 
+Blok kelas juga mendukung field metatable dengan menulis key metamethod dalam tanda kurung sudut, misalnya `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+<YueDisplay>
+
+```yue
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+</YueDisplay>
+
 Membuat instance kelas dilakukan dengan memanggil nama kelas sebagai fungsi.
 
 ```yuescript
diff --git a/doc/docs/pt-br/doc/objects/object-oriented-programming.md b/doc/docs/pt-br/doc/objects/object-oriented-programming.md
index 54a559a..01aeff3 100644
--- a/doc/docs/pt-br/doc/objects/object-oriented-programming.md
+++ b/doc/docs/pt-br/doc/objects/object-oriented-programming.md
@@ -40,6 +40,28 @@ Observe como todos os métodos da classe usam a sintaxe de função seta fat. Ao
 
 O prefixo @ em um nome de variável é abreviação para self.. @items torna-se self.items.
 
+O bloco da classe também suporta campos de metatable escrevendo chaves de metamétodo entre `<>`, como `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+<YueDisplay>
+
+```yue
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+</YueDisplay>
+
 Criar uma instância da classe é feito chamando o nome da classe como uma função.
 
 ```yuescript
diff --git a/doc/docs/zh/doc/objects/object-oriented-programming.md b/doc/docs/zh/doc/objects/object-oriented-programming.md
index 04f816a..270c2b3 100644
--- a/doc/docs/zh/doc/objects/object-oriented-programming.md
+++ b/doc/docs/zh/doc/objects/object-oriented-programming.md
@@ -38,6 +38,28 @@ class Inventory
 
 &emsp;&emsp;此外，“@” 前缀在变量名上起到了简化作用，代表 “self”。例如，`@items` 就等同于 `self.items`。
 
+&emsp;&emsp;类定义块中也支持通过尖括号写元方法字段，例如 `<tostring>`。
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+<YueDisplay>
+
+```yue
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
+</YueDisplay>
+
 &emsp;&emsp;为了创建类的一个新实例，可以将类名当作一个函数来调用，这样就可以生成并返回一个新的实例。
 
 ```yuescript
diff --git a/doc/yue-de.md b/doc/yue-de.md
index f0979e0..97063f4 100644
--- a/doc/yue-de.md
+++ b/doc/yue-de.md
@@ -508,6 +508,16 @@ Beachte, dass alle Methoden in der Klasse die Fat-Arrow-Syntax verwenden. Beim A
 
 Das `@`-Präfix ist Kurzform für `self.`. `@items` wird zu `self.items`.
 
+Der Klassenblock unterstützt auch Metatable-Felder, indem Metamethod-Schlüssel in spitzen Klammern geschrieben werden, zum Beispiel `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
 Eine Instanz der Klasse wird erstellt, indem man den Klassennamen wie eine Funktion aufruft.
 
 ```yuescript
diff --git a/doc/yue-en.md b/doc/yue-en.md
index 6680281..8f8370d 100644
--- a/doc/yue-en.md
+++ b/doc/yue-en.md
@@ -508,6 +508,16 @@ Notice how all the methods in the class use the fat arrow function syntax. When
 
 The @ prefix on a variable name is shorthand for self.. @items becomes self.items.
 
+The class block also supports metatable fields by writing metamethod keys in angle brackets, such as `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
 Creating an instance of the class is done by calling the name of the class as a function.
 
 ```yuescript
diff --git a/doc/yue-id-id.md b/doc/yue-id-id.md
index 863e187..39ba24d 100644
--- a/doc/yue-id-id.md
+++ b/doc/yue-id-id.md
@@ -508,6 +508,16 @@ Perhatikan bahwa semua method di kelas menggunakan sintaks fungsi panah tebal. S
 
 Prefiks `@` pada nama variabel adalah singkatan untuk `self.`. `@items` menjadi `self.items`.
 
+Blok kelas juga mendukung field metatable dengan menulis key metamethod dalam tanda kurung sudut, misalnya `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
 Membuat instance kelas dilakukan dengan memanggil nama kelas sebagai fungsi.
 
 ```yuescript
diff --git a/doc/yue-pt-br.md b/doc/yue-pt-br.md
index a1408c2..a0e3268 100644
--- a/doc/yue-pt-br.md
+++ b/doc/yue-pt-br.md
@@ -508,6 +508,16 @@ Observe como todos os métodos da classe usam a sintaxe de função seta fat. Ao
 
 O prefixo @ em um nome de variável é abreviação para self.. @items torna-se self.items.
 
+O bloco da classe também suporta campos de metatable escrevendo chaves de metamétodo entre `<>`, como `<tostring>`.
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
 Criar uma instância da classe é feito chamando o nome da classe como uma função.
 
 ```yuescript
diff --git a/doc/yue-zh.md b/doc/yue-zh.md
index ac7e4b2..cb44d22 100644
--- a/doc/yue-zh.md
+++ b/doc/yue-zh.md
@@ -506,6 +506,16 @@ class Inventory
 
 &emsp;&emsp;此外，“@” 前缀在变量名上起到了简化作用，代表 “self”。例如，`@items` 就等同于 `self.items`。
 
+&emsp;&emsp;类定义块中也支持通过尖括号写元方法字段，例如 `<tostring>`。
+
+```yuescript
+class User
+  new: (@name) =>
+  <tostring>: => "User(#{@name})"
+
+print tostring User "Yue"
+```
+
 &emsp;&emsp;为了创建类的一个新实例，可以将类名当作一个函数来调用，这样就可以生成并返回一个新的实例。
 
 ```yuescript