Add return self type hint for setters

modules/openapi-generator/src/main/resources/php-symfony/model_generic.mustache

@@ -35,7 +35,7 @@ class {{classname}} {{#parentSchema}}extends {{{parent}}} {{/parentSchema}}
      *
      * @return $this
      */
-    public function {{setter}}({{#vendorExtensions.x-parameter-type}}{{vendorExtensions.x-parameter-type}} {{/vendorExtensions.x-parameter-type}}${{name}}{{^required}} = null{{/required}})
+    public function {{setter}}({{#vendorExtensions.x-parameter-type}}{{vendorExtensions.x-parameter-type}} {{/vendorExtensions.x-parameter-type}}${{name}}{{^required}} = null{{/required}}): self
     {
         $this->{{name}} = ${{name}};
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/ApiResponse.php

@@ -95,7 +95,7 @@ class ApiResponse
      *
      * @return $this
      */
-    public function setCode($code = null)
+    public function setCode($code = null): self
     {
         $this->code = $code;
 
@@ -119,7 +119,7 @@ class ApiResponse
      *
      * @return $this
      */
-    public function setType($type = null)
+    public function setType($type = null): self
     {
         $this->type = $type;
 
@@ -143,7 +143,7 @@ class ApiResponse
      *
      * @return $this
      */
-    public function setMessage($message = null)
+    public function setMessage($message = null): self
     {
         $this->message = $message;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/Category.php

@@ -86,7 +86,7 @@ class Category
      *
      * @return $this
      */
-    public function setId($id = null)
+    public function setId($id = null): self
     {
         $this->id = $id;
 
@@ -110,7 +110,7 @@ class Category
      *
      * @return $this
      */
-    public function setName($name = null)
+    public function setName($name = null): self
     {
         $this->name = $name;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/Order.php

@@ -125,7 +125,7 @@ class Order
      *
      * @return $this
      */
-    public function setId($id = null)
+    public function setId($id = null): self
     {
         $this->id = $id;
 
@@ -149,7 +149,7 @@ class Order
      *
      * @return $this
      */
-    public function setPetId($petId = null)
+    public function setPetId($petId = null): self
     {
         $this->petId = $petId;
 
@@ -173,7 +173,7 @@ class Order
      *
      * @return $this
      */
-    public function setQuantity($quantity = null)
+    public function setQuantity($quantity = null): self
     {
         $this->quantity = $quantity;
 
@@ -197,7 +197,7 @@ class Order
      *
      * @return $this
      */
-    public function setShipDate(\DateTime $shipDate = null)
+    public function setShipDate(\DateTime $shipDate = null): self
     {
         $this->shipDate = $shipDate;
 
@@ -221,7 +221,7 @@ class Order
      *
      * @return $this
      */
-    public function setStatus($status = null)
+    public function setStatus($status = null): self
     {
         $this->status = $status;
 
@@ -245,7 +245,7 @@ class Order
      *
      * @return $this
      */
-    public function setComplete($complete = null)
+    public function setComplete($complete = null): self
     {
         $this->complete = $complete;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/Pet.php

@@ -131,7 +131,7 @@ class Pet
      *
      * @return $this
      */
-    public function setId($id = null)
+    public function setId($id = null): self
     {
         $this->id = $id;
 
@@ -155,7 +155,7 @@ class Pet
      *
      * @return $this
      */
-    public function setCategory(Category $category = null)
+    public function setCategory(Category $category = null): self
     {
         $this->category = $category;
 
@@ -179,7 +179,7 @@ class Pet
      *
      * @return $this
      */
-    public function setName($name)
+    public function setName($name): self
     {
         $this->name = $name;
 
@@ -203,7 +203,7 @@ class Pet
      *
      * @return $this
      */
-    public function setPhotoUrls(array $photoUrls)
+    public function setPhotoUrls(array $photoUrls): self
     {
         $this->photoUrls = $photoUrls;
 
@@ -227,7 +227,7 @@ class Pet
      *
      * @return $this
      */
-    public function setTags(array $tags = null)
+    public function setTags(array $tags = null): self
     {
         $this->tags = $tags;
 
@@ -251,7 +251,7 @@ class Pet
      *
      * @return $this
      */
-    public function setStatus($status = null)
+    public function setStatus($status = null): self
     {
         $this->status = $status;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/Tag.php

@@ -86,7 +86,7 @@ class Tag
      *
      * @return $this
      */
-    public function setId($id = null)
+    public function setId($id = null): self
     {
         $this->id = $id;
 
@@ -110,7 +110,7 @@ class Tag
      *
      * @return $this
      */
-    public function setName($name = null)
+    public function setName($name = null): self
     {
         $this->name = $name;
 

samples/server/petstore/php-symfony/SymfonyBundle-php/Model/User.php

@@ -142,7 +142,7 @@ class User
      *
      * @return $this
      */
-    public function setId($id = null)
+    public function setId($id = null): self
     {
         $this->id = $id;
 
@@ -166,7 +166,7 @@ class User
      *
      * @return $this
      */
-    public function setUsername($username = null)
+    public function setUsername($username = null): self
     {
         $this->username = $username;
 
@@ -190,7 +190,7 @@ class User
      *
      * @return $this
      */
-    public function setFirstName($firstName = null)
+    public function setFirstName($firstName = null): self
     {
         $this->firstName = $firstName;
 
@@ -214,7 +214,7 @@ class User
      *
      * @return $this
      */
-    public function setLastName($lastName = null)
+    public function setLastName($lastName = null): self
     {
         $this->lastName = $lastName;
 
@@ -238,7 +238,7 @@ class User
      *
      * @return $this
      */
-    public function setEmail($email = null)
+    public function setEmail($email = null): self
     {
         $this->email = $email;
 
@@ -262,7 +262,7 @@ class User
      *
      * @return $this
      */
-    public function setPassword($password = null)
+    public function setPassword($password = null): self
     {
         $this->password = $password;
 
@@ -286,7 +286,7 @@ class User
      *
      * @return $this
      */
-    public function setPhone($phone = null)
+    public function setPhone($phone = null): self
     {
         $this->phone = $phone;
 
@@ -310,7 +310,7 @@ class User
      *
      * @return $this
      */
-    public function setUserStatus($userStatus = null)
+    public function setUserStatus($userStatus = null): self
     {
         $this->userStatus = $userStatus;