Function remove_hooks_json

src/cli/cli.c:1962–2016

                                       * entry command to claim ownership */
} hooks_remove_args_t;
static int remove_hooks_json(hooks_remove_args_t args) {
    const char *settings_path = args.settings_path;
    const char *hook_event = args.hook_event;
    const char *matcher_str = args.matcher_str;
    const char *const *old_matchers = args.old_matchers;
    if (!settings_path) {
        return CLI_ERR;
    }

    yyjson_doc *doc = read_json_file(settings_path);
    if (!doc) {
        return CLI_ERR;
    }

    yyjson_mut_doc *mdoc = yyjson_mut_doc_new(NULL);
    yyjson_mut_val *root = yyjson_val_mut_copy(mdoc, yyjson_doc_get_root(doc));
    yyjson_doc_free(doc);
    if (!root) {
        yyjson_mut_doc_free(mdoc);
        return CLI_ERR;
    }
    yyjson_mut_doc_set_root(mdoc, root);

    yyjson_mut_val *hooks = yyjson_mut_obj_get(root, "hooks");
    if (!hooks) {
        yyjson_mut_doc_free(mdoc);
        return 0;
    }

    yyjson_mut_val *event_arr = yyjson_mut_obj_get(hooks, hook_event);
    if (!event_arr || !yyjson_mut_is_arr(event_arr)) {
        yyjson_mut_doc_free(mdoc);
        return 0;
    }

    size_t idx;
    size_t max;
    yyjson_mut_val *item;
    yyjson_mut_arr_foreach(event_arr, idx, max, item) {
        if (is_cmm_hook_entry(item, matcher_str, old_matchers, args.match_command_substr)) {
            yyjson_mut_arr_remove(event_arr, idx);
            break;
        }
    }

    /* Prune the event key once its array is empty, so removing our hook leaves
     * no stale "<Event>": [] cruft behind. */
    if (yyjson_mut_arr_size(event_arr) == 0) {
        yyjson_mut_obj_remove_key(hooks, hook_event);
    }

    int rc = write_json_file(settings_path, mdoc);
    yyjson_mut_doc_free(mdoc);
    return rc;
}

int cbm_upsert_claude_hooks(const char *settings_path) {
    char command[CLI_BUF_1K];