fix: fix bug on nil invoke parenthesis

expr-lang · Apr 7, 2024 · 1fb32eb · 1fb32eb
1 parent 77151ce
commit 1fb32eb
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ast/node.go b/ast/node.go
@@ -54,7 +54,9 @@ func (n *base) SetType(t reflect.Type) {
 
 // SetParenthesis indicate node is surround by bracket
 func (n *base) SetParenthesis() {
-	n.hasParen = true
+	if n != nil {
+		n.hasParen = true
+	}
 }
 
 func (n *base) parenthesis() bool {