[refactoring] update ast structure of "Nullable"

2020-11-20 22:07:58 +02:00
parent bf3ae74d56
commit 43ace92875
4 changed files with 1029 additions and 1028 deletions
--- a/pkg/ast/node.go
+++ b/pkg/ast/node.go
@@ -33,7 +33,8 @@ func (n *Root) Accept(v NodeVisitor) {
 // Nullable node
 type Nullable struct {
 	Node
-	Expr Vertex
+	QuestionTkn *token.Token
+	Expr        Vertex
 }

 func (n *Nullable) Accept(v NodeVisitor) {