// Copyright (c) 2022 Huawei Technologies Co.,Ltd. All rights reserved.
//
// sysMaster is licensed under Mulan PSL v2.
// You can use this software according to the terms and conditions of the Mulan
// PSL v2.
// You may obtain a copy of Mulan PSL v2 at:
//         http://license.coscl.org.cn/MulanPSL2
// THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY
// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
// See the Mulan PSL v2 for more details.

//! Common used string functions

/// Add "\n" to s.
/// This can be used when generating a multi-line string.
/// Use this function before you write a new line.
pub fn new_line_break(s: &mut String) {
    if !s.is_empty() {
        *s += "\n";
    }
}
