the errors are working now

Jonak-Adipta-Kalita · Apr 9, 2023 · 1e66430 · 1e66430
1 parent 4acae2a
commit 1e66430
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/evaluator/evaluator.go b/evaluator/evaluator.go
@@ -101,7 +101,13 @@ func Eval(node ast.Node, env *object.Environment) object.Object {
 	case *ast.ForLoopExpression:
 		return evalForLoopExpression(node, env)
 	case *ast.PostfixExpression:
-		return evalPostfixExpression(env, node.Operator, node)
+		res := evalPostfixExpression(env, node.Operator, node)
+		if isError(res) {
+			fmt.Fprintf(os.Stderr, "%s\n", res.Inspect())
+			return NULL
+		} else {
+			return res
+		}
 	}
 	return nil
 }