cm_util/
io.rs

1// Copyright 2022 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5use fidl_fuchsia_io as fio;
6use fuchsia_fs::directory::clone;
7use std::path::PathBuf;
8
9// TODO(https://fxbug.dev/42176573): We should probably preserve the original error messages
10// instead of dropping them.
11pub fn clone_dir(dir: Option<&fio::DirectoryProxy>) -> Option<fio::DirectoryProxy> {
12    dir.and_then(|d| clone(d).ok())
13}
14
15/// Fallible conversion from [`PathBuf`] to [`vfs::path::Path`].
16///
17/// TODO(https://fxbug.dev/331429249): This should be removed by replacing
18/// [`PathBuf`] with other more Fuchsia-y paths.
19pub fn path_buf_to_vfs_path(path: PathBuf) -> Option<vfs::path::Path> {
20    let path = path.to_str()?;
21    if path.is_empty() {
22        Some(vfs::path::Path::dot())
23    } else {
24        vfs::path::Path::validate_and_split(path).ok()
25    }
26}