diff options
Diffstat (limited to 'matcher.c')
-rw-r--r-- | matcher.c | 11 |
1 files changed, 9 insertions, 2 deletions
@@ -237,7 +237,8 @@ jp_match_next(struct jp_opcode *ptr, struct json_object *root, struct json_object *cur, jp_match_cb_t cb, void *priv) { - struct json_object *next; + int idx; + struct json_object *next = NULL; if (!ptr) { @@ -257,7 +258,13 @@ jp_match_next(struct jp_opcode *ptr, break; case T_NUMBER: - next = json_object_array_get_idx(cur, ptr->num); + idx = ptr->num; + + if (idx < 0) + idx += json_object_array_length(cur); + + if (idx >= 0) + next = json_object_array_get_idx(cur, idx); if (next) return jp_match_next(ptr->sibling, root, next, cb, priv); |