Function yaml_splice

src/cli/config_yaml_edit.c:1581–1589

}

static int yaml_splice(yaml_buf_t *out, const yaml_doc_t *doc, size_t start, size_t end,
                       const char *replacement, size_t replacement_len) {
    if (start > end || end > doc->len || yaml_buf_append(out, doc->data, start) != 0 ||
        yaml_buf_append(out, replacement, replacement_len) != 0 ||
        yaml_buf_append(out, doc->data + end, doc->len - end) != 0) {
        return YAML_ERROR;
    }
    return 0;
}

static int yaml_append_separator_if_needed(yaml_buf_t *buf, const yaml_doc_t *doc, size_t offset) {
    if (offset > 0U && doc->data[offset - YAML_UNIT] != '\n') {