extract scope

1 files changed, 2 insertions, 0 deletions

diff --git a/token.h b/token.h
index d74c1a0..018ee10 100644
--- a/token.h
+++ b/token.h
@@ -39,8 +39,10 @@ Token *token_create(Slice slice, unsigned int type);
 void token_destroy(Token *token);
 Token *token_append(Token **list, Token *elem);
 void token_delete(Token **list, Token *elem);
+Token *token_extract(Token **list, Token *elem);
 Token *token_search(Token *list, unsigned int type);
 Token *token_search_closing(Token *list, unsigned int type, unsigned int opn);
 Token *token_print(Token *token, int recurse, int depth);
 int token_isgroup(Token *token, unsigned int type);
 int token_len(Token *token);
+Token *token_last(Token *token);