✨ method parameter default value rendering

src/DocBlock/Tags/Method.php

@@ -261,10 +261,17 @@ final class Method extends BaseTag implements Factory\StaticMethod
     {
         $arguments = [];
         foreach ($this->parameters as $parameter) {
+            if ($parameter->getDefaultValue() !== null) {
+                $parameterDefaultValueStr = $parameter->getDefaultValue();
+                settype($parameterDefaultValueStr, (string)$parameter->getType());
+                $parameterDefaultValueStr =  sprintf(' = %s', var_export($parameterDefaultValueStr, true));
+            }
+
             $arguments[] = $parameter->getType() . ' ' .
                 ($parameter->isReference() ? '&' : '') .
                 ($parameter->isVariadic() ? '...' : '') .
-                '$' . $parameter->getName();
+                '$' . $parameter->getName() .
+                $parameterDefaultValueStr ?? '';
         }
 
         $argumentStr = '(' . implode(', ', $arguments) . ')';

tests/unit/DocBlock/Tags/MethodTest.php

@@ -19,8 +19,10 @@ use phpDocumentor\Reflection\DocBlock\DescriptionFactory;
 use phpDocumentor\Reflection\Fqsen;
 use phpDocumentor\Reflection\TypeResolver;
 use phpDocumentor\Reflection\Types\Array_;
+use phpDocumentor\Reflection\Types\Boolean;
 use phpDocumentor\Reflection\Types\Compound;
 use phpDocumentor\Reflection\Types\Context;
+use phpDocumentor\Reflection\Types\Float_;
 use phpDocumentor\Reflection\Types\Integer;
 use phpDocumentor\Reflection\Types\Mixed_;
 use phpDocumentor\Reflection\Types\Object_;
@@ -698,4 +700,41 @@ class MethodTest extends TestCase
         $this->assertSame($description, $fixture->getDescription());
         $this->assertTrue($fixture->returnsReference());
     }
+
+    /**
+     * @uses   \phpDocumentor\Reflection\DocBlock\Tags\MethodParameter::__construct
+     * @uses   \phpDocumentor\Reflection\DocBlock\Tags\MethodParameter::getDefaultValue()
+     * @uses   \phpDocumentor\Reflection\DocBlock\Tags\MethodParameter::__toString
+     * @uses   \phpDocumentor\Reflection\DocBlock\Tags\Formatter\PassthroughFormatter
+     *
+     * @covers \phpDocumentor\Reflection\DocBlock\Tags\BaseTag::render
+     * @covers \phpDocumentor\Reflection\DocBlock\Tags\BaseTag::getName
+     */
+    public function testIfTagCanBeRenderedUsingMethodParameterWithDefaultValue(): void
+    {
+        $arguments = [
+            ['name' => 'argument1', 'type' => new String_()],
+            ['name' => 'argument2', 'type' => new Object_()],
+        ];
+
+        $fixture = new Method(
+            'myMethod',
+            $arguments,
+            new Void_(),
+            false,
+            null,
+            false,
+            [
+                new MethodParameter('argument1', new String_(), false, false, '1'),
+                new MethodParameter('argument2', new Integer(), false, false, '1'),
+                new MethodParameter('argument3', new Boolean(), false, false, 'true'),
+                new MethodParameter('argument4', new Float_(), false, false, '1.23'),
+            ]
+        );
+
+        $this->assertSame(
+            '@method void myMethod(string $argument1 = \'1\', int $argument2 = 1, bool $argument3 = true, float $argument4 = 1.23)',
+            $fixture->render()
+        );
+    }
 }