1 files changed, 3 insertions, 1 deletions
diff --git a/ast.h b/ast.h
index 84a3341..f352992 100644
--- a/ast.h
+++ b/ast.h
@@ -5,8 +5,9 @@
 #include <stddef.h>
 
 typedef enum {
-	AST_NUM,
+	AST_NOTHING,
 	AST_LIST,
+	AST_NUM,
 } AstTy;
 
 struct _astnode;
@@ -29,6 +30,7 @@ struct _astnode {
 
 AstVec astvec_new();
 void astvec_append(AstVec *v, AstNode val);
+void astnode_append(AstNode *l, AstNode val);
 
 AstNode astnode_new_num(int n);
 AstNode astnode_new_list();