Fixed the 'CallableArray` constructor

Author: mspirkov

src/PseudoTypes/CallableArray.php

@@ -26,6 +26,11 @@
  */
 final class CallableArray extends Array_ implements PseudoType
 {
+    public function __construct()
+    {
+        parent::__construct(new Mixed_(), new Integer());
+    }
+
     public function underlyingType(): Type
     {
         return new Array_(new Mixed_(), new Integer());

tests/unit/PseudoTypes/CallableArrayTest.php

@@ -25,6 +25,8 @@ public function testCreate(): void
         $type = new CallableArray();
 
         $this->assertEquals(new Array_(new Mixed_(), new Integer()), $type->underlyingType());
+        $this->assertEquals(new Mixed_(), $type->getValueType());
+        $this->assertEquals(new Integer(), $type->getKeyType());
     }
 
     public function testToString(): void