fix instanceof check

ExprPrimaryNodes.py

@@ -324,7 +324,7 @@ class ExprNode(ASTNode):
                 return
         # Other Comparisons:
         elif self.left.myType.assignable(self.right.myType) or self.right.myType.assignable(self.left.myType):
-            if self.op == '==' or self.op == '!=':
+            if self.op == '==' or self.op == '!=' or self.op == 'instanceof':
                 self.myType = TypeStruct("boolean", None)
                 return
 
@@ -335,16 +335,9 @@ class ExprNode(ASTNode):
             self.myType.link(self.env)
             return
 
-        elif self.op == 'instanceof':
-            #  assume it's correct for now, wait for runtime check
-            self.myType = TypeStruct("boolean", None)
-            return
-
         raise Exception("ERROR: Incompatible types. Left of {} type can't be used with right of {} type on operation {}".format(self.op, self.left.myType.name, self.right.myType.name))
 
 
-
-
 ###################################################################################
 # fieldAccess primary PERIOD ID
 class FieldAccessNode(ASTNode):