Fix downcast

Author: Dgame

src/ObjectEnsurance.php

@@ -36,9 +36,9 @@ public function __construct($object)
     /**
      * @param string $class
      *
-     * @return ClassEnsurance
+     * @return ObjectEnsurance
      */
-    public function is(string $class): ClassEnsurance
+    public function isSome(string $class): ObjectEnsurance
     {
         $this->enforce(is_a($this->object, $class))->orThrow('"%s" is not "%s"', get_class($this->object), $class);
 
@@ -48,9 +48,9 @@ public function is(string $class): ClassEnsurance
     /**
      * @param $class
      *
-     * @return ClassEnsurance
+     * @return ObjectEnsurance
      */
-    public function isInstanceOf($class): ClassEnsurance
+    public function isInstanceOf($class): ObjectEnsurance
     {
         $class = is_object($class) ? get_class($class) : $class;
         $this->enforce($this->object instanceof $class)->orThrow('"%s" is not an instance of "%s"', get_class($this->object), $class);

tests/ObjectEnsuranceTest.php

@@ -51,6 +51,13 @@ public function testIs()
         ensure($ea)->isObject()->is(EA::class);
     }
 
+    public function testIsSome()
+    {
+        $eb = new EB();
+
+        ensure($eb)->isObject()->isSome(EA::class);
+    }
+
     public function testExtends()
     {
         $eb = new EB();