go fix my shit

core/stack_test.go

@@ -2,18 +2,19 @@ package core
 
 import (
 	"fmt"
+	"slices"
 	"testing"
 )
 
 func CompareScope(t *testing.T, expectedScope []map[string]Value, actualScope *Scope) {
 	s := actualScope
 
-	for i := len(expectedScope) - 1; i >= 0; i-- {
+	for _, e := range slices.Backward(expectedScope) {
 		if s == nil {
 			t.Fatal("scope cut unexpecetantly short")
 		}
 
-		for name, value := range expectedScope[i] {
+		for name, value := range e {
 			v, ok := s.current[name]
 			if !ok {
 				t.Errorf("variable %s not found in correct scope", name)