#2374 - Add support for object return type

CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 
 ## [Unreleased]
 
+## [0.16.2] - 2022-08-22
+### Added
+- Added support for `object` return type [#2374](https://github.com/zephir-lang/zephir/issues/2374)
+
 ## [0.16.1] - 2022-08-21
 ### Changed
 - Changed usage of `utf8_decode()` function in favour of `mb_convert_encoding()` [#2376](https://github.com/zephir-lang/zephir/issues/2376)
@@ -579,7 +583,8 @@ and this project adheres to [Semantic Versioning](https://semver.org).
   [#1524](https://github.com/zephir-lang/zephir/issues/1524)
 
 
-[Unreleased]: https://github.com/zephir-lang/zephir/compare/0.16.0...HEAD
+[Unreleased]: https://github.com/zephir-lang/zephir/compare/0.16.2...HEAD
+[0.16.2]: https://github.com/zephir-lang/zephir/compare/0.16.1...0.16.2
 [0.16.1]: https://github.com/zephir-lang/zephir/compare/0.16.0...0.16.1
 [0.16.0]: https://github.com/zephir-lang/zephir/compare/0.15.2...0.16.0
 [0.15.2]: https://github.com/zephir-lang/zephir/compare/0.15.1...0.15.2

Library/ArgInfoDefinition.php

@@ -260,6 +260,33 @@ private function richRenderStart(): void
             return;
         }
 
+        if ($this->functionLike->isReturnTypeObject()) {
+            $this->codePrinter->output('#if PHP_VERSION_ID >= 80000');
+            $this->codePrinter->output(
+                sprintf(
+                    'ZEND_BEGIN_ARG_WITH_RETURN_TYPE_MASK_EX(%s, %d, %d, %s)',
+                    $this->name,
+                    (int) $this->returnByRef,
+                    $this->functionLike->getNumberOfRequiredParameters(),
+                    'MAY_BE_OBJECT',
+                )
+            );
+            $this->codePrinter->output('#else');
+            $this->codePrinter->output(
+                sprintf(
+                    'ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(%s, %d, %d, %s, %d)',
+                    $this->name,
+                    (int) $this->returnByRef,
+                    $this->functionLike->getNumberOfRequiredParameters(),
+                    'IS_OBJECT',
+                    0,
+                )
+            );
+            $this->codePrinter->output('#endif');
+
+            return;
+        }
+
         if (count($this->functionLike->getReturnTypes()) > 1) {
             $types = [];
             $mayBeTypes = $this->functionLike->getMayBeArgTypes();

Library/ClassMethod.php

@@ -712,6 +712,11 @@ public function areReturnTypesStringCompatible(): bool
         return isset($this->returnTypes['string']);
     }
 
+    public function areReturnTypesObjectCompatible(): bool
+    {
+        return isset($this->returnTypes['object']);
+    }
+
     /**
      * Returned type hints by the method.
      *
@@ -2224,24 +2229,17 @@ public function hasChildReturnStatementType(array $statement): bool
             }
 
             $statements = $statement['else_statements'];
-            foreach ($statements as $item) {
-                $type = $item['type'] ?? null;
-                if ('return' === $type || 'throw' === $type) {
-                    return true;
-                }
-
-                return $this->hasChildReturnStatementType($item);
-            }
         } else {
             $statements = $statement['statements'];
-            foreach ($statements as $item) {
-                $type = $item['type'] ?? null;
-                if ('return' === $type || 'throw' === $type) {
-                    return true;
-                }
+        }
 
-                return $this->hasChildReturnStatementType($item);
+        foreach ($statements as $item) {
+            $type = $item['type'] ?? null;
+            if ('return' === $type || 'throw' === $type) {
+                return true;
             }
+
+            return $this->hasChildReturnStatementType($item);
         }
 
         return false;
@@ -2323,6 +2321,7 @@ public function isReturnTypesHintDetermined(): bool
                     $this->areReturnTypesNullCompatible() ||
                     $this->areReturnTypesStringCompatible() ||
                     $this->areReturnTypesFalseCompatible() ||
+                    $this->areReturnTypesObjectCompatible() ||
                     \array_key_exists('array', $this->getReturnTypes())
                 ) {
                     continue;
@@ -2350,6 +2349,16 @@ public function isReturnTypeNullableObject(): bool
         return count($this->returnTypes) === 2 && isset($this->returnTypes['object']) && isset($this->returnTypes['null']);
     }
 
+    /**
+     * Checks if method's return type is object `object`.
+     *
+     * @return bool
+     */
+    public function isReturnTypeObject(): bool
+    {
+        return count($this->returnTypes) === 1 && isset($this->returnTypes['object']);
+    }
+
     /**
      * Checks if the method have compatible return types.
      *

Library/Zephir.php

@@ -15,7 +15,7 @@
 
 final class Zephir
 {
-    public const VERSION = '0.16.0-$Id$';
+    public const VERSION = '0.16.2-$Id$';
 
     public const LOGO = <<<'ASCII'
  _____              __    _

ext/php_stub.h

@@ -14,7 +14,7 @@
 #define PHP_STUB_VERSION     "1.0.0"
 #define PHP_STUB_EXTNAME     "stub"
 #define PHP_STUB_AUTHOR      "Phalcon Team and contributors"
-#define PHP_STUB_ZEPVERSION  "0.16.0-$Id$"
+#define PHP_STUB_ZEPVERSION  "0.16.2-$Id$"
 #define PHP_STUB_DESCRIPTION "Description <b>test</b> for<br/>Test Extension."
 
 typedef struct _zephir_struct_db { 

stub/types/obj.zep

@@ -12,4 +12,9 @@ class Obj
     {
         return new \stdClass();
     }
+
+    public function objectReturn() -> object
+    {
+        return new \stdClass();
+    }
 }

tests/Extension/Types/ObjTypeTest.php

@@ -25,5 +25,6 @@ public function testIntFalse(): void
 
         $this->assertNull($class->nullableObjectReturnNull());
         $this->assertInstanceOf(stdClass::class, $class->nullableObjectReturnObj());
+        $this->assertInstanceOf(stdClass::class, $class->objectReturn());
     }
 }