Update PHPStan from 0.11 to 0.12 (#11)

* Update PHPStan from 0.11 to 0.12

* Fix PHPunit tests

Author: babeuloula

composer.json

@@ -7,7 +7,7 @@
     "require": {
         "php": "~7.1",
         "myclabs/php-enum": "^1.2",
-        "phpstan/phpstan": "^0.10|^0.11"
+        "phpstan/phpstan": "^0.10|^0.11|^0.12"
     },
     "require-dev": {
         "phpunit/phpunit": "^6.0"

src/Reflection/EnumMethodReflection.php

@@ -8,7 +8,10 @@
 use PHPStan\Reflection\ClassReflection;
 use PHPStan\Reflection\FunctionVariant;
 use PHPStan\Reflection\MethodReflection;
+use PHPStan\TrinaryLogic;
+use PHPStan\Type\Generic\TemplateTypeMap;
 use PHPStan\Type\ObjectType;
+use PHPStan\Type\Type;
 
 class EnumMethodReflection implements MethodReflection
 {
@@ -60,8 +63,59 @@ public function getPrototype(): ClassMemberReflection
 
     public function getVariants(): array
     {
-        return [
-            new FunctionVariant([], false, new ObjectType($this->classReflection->getName())),
-        ];
+        if (true === (new \ReflectionClass(FunctionVariant::class))->hasMethod('getTemplateTypeMap')) {
+            return [
+                new FunctionVariant(
+                    TemplateTypeMap::createEmpty(),
+                    TemplateTypeMap::createEmpty(),
+                    [],
+                    false,
+                    new ObjectType($this->classReflection->getName())
+                ),
+            ];
+        } else {
+            return [
+                new FunctionVariant(
+                    [],
+                    false,
+                    new ObjectType($this->classReflection->getName())
+                ),
+            ];
+        }
+    }
+
+    public function getDocComment(): ?string
+    {
+        return null;
+    }
+
+    public function isDeprecated(): TrinaryLogic
+    {
+        return TrinaryLogic::createNo();
+    }
+
+    public function getDeprecatedDescription(): ?string
+    {
+        return null;
+    }
+
+    public function isFinal(): TrinaryLogic
+    {
+        return TrinaryLogic::createNo();
+    }
+
+    public function isInternal(): TrinaryLogic
+    {
+        return TrinaryLogic::createNo();
+    }
+
+    public function getThrowType(): ?Type
+    {
+        return null;
+    }
+
+    public function hasSideEffects(): TrinaryLogic
+    {
+        return TrinaryLogic::createNo();
     }
 }