Added equality operation for eval values

src/Evaluator/EvalValues/EvalValue.hpp

@@ -11,6 +11,12 @@ public:
     virtual ~EvalValue() = default;
     virtual ScriptType* GetType() = 0;
 
+    virtual bool operator ==(EvalValue* b) = 0;
+
+    virtual bool operator !=(EvalValue*b){
+        return ! (this->operator==(b));
+    }
+
     virtual long EvaluateInteger(){
         throw EvaluationException("Can't evaluate this EvalValue as integer.");
     }
@@ -45,6 +51,12 @@ public:
     bool EvaluateBool() final{
         return _value;
     }
+
+    bool operator ==(EvalValue* b) final{
+        if (b->GetType()->GetClass() != TypeClass::Bool)
+            return false;
+        return this->EvaluateBool() == b->EvaluateBool();
+    };
 };
 
 #endif //PORYGONLANG_EVALVALUE_HPP