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https://gitee.com/openharmony/third_party_rust_which-rs
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36a68cbc9b
For performance, it is desirable to accept &Regex instead of Regex. By changing changing to impl Borrow<Regex>, all existing code remains valid, but &Regex is also accepted.
which
A Rust equivalent of Unix command "which". Locate installed executable in cross platforms.
Support platforms
- Linux
- Windows
- macOS
Example
To find which rustc exectable binary is using.
use which::which;
let result = which::which("rustc").unwrap();
assert_eq!(result, PathBuf::from("/usr/bin/rustc"));
Documentation
The documentation is available online.