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Code Issues 15 Packages Projects Releases Wiki Activity

Avoid allocating in nice_directory_display when possible

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This commit is contained in:
Vinícius Rodrigues Miguel 2021-11-03 18:08:22 -03:00
parent 2af0464ed3
commit 75ece05dbf
1 changed files with 6 additions and 5 deletions
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11
src/utils.rs
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@ -1,6 +1,7 @@
//! Random stuff used on ouch. //! Random stuff used on ouch.
use std::{ use std::{
borrow::Cow,
cmp, env, cmp, env,
ffi::OsStr, ffi::OsStr,
io, io,
@ -109,12 +110,12 @@ pub fn concatenate_list_of_os_str(os_strs: &[impl AsRef<OsStr>]) -> String {
} }
/// Display the directory name, but change to "current directory" when necessary. /// Display the directory name, but change to "current directory" when necessary.
pub fn nice_directory_display(os_str: impl AsRef<OsStr>) -> String { pub fn nice_directory_display(os_str: impl AsRef<OsStr>) -> Cow<'static, str> {
let text = to_utf(os_str); if os_str.as_ref() == "." {
if text == "." { Cow::Borrowed("current directory")
"current directory".to_string()
} else { } else {
format!("'{}'", text) let text = to_utf(os_str);
Cow::Owned(format!("'{}'", text))
} }
} }