1 files changed, 4 insertions, 1 deletions
diff --git a/node.h b/node.h
index 81d0b26..f98257f 100644
--- a/node.h
+++ b/node.h
@@ -12,7 +12,8 @@ enum node_type {
 	N_FUNC_DECL,  // rtype name [params] [body]
 	N_IF,  // [cond] [body] [else-body]
 	N_WHILE,  // [cond] [body]
-	N_RETURN,  // [value]
+	N_RETURN,  // --
+	N_RETURNV,  // [value]
 	N_NUM,  // value
 	N_VAR,  // name
 	N_BINOP,  // [left] oper [right]
@@ -53,4 +54,6 @@ int node_list_length(struct node *node);
 
 void node_delete_recursive(struct node *node);
 
+const char* node_type_string(enum node_type type);
+const char* oper_string(enum operator oper);
 void node_print(const struct node *node, FILE *f, int indent);