RGBCube/uutils-coreutils
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replace Error::new(ErrorKind::Other, _) as suggested by clippy

Browse source 
See also:
https://rust-lang.github.io/rust-clippy/master/index.html#io_other_error
This commit is contained in:
Ben Wiederhake 2025-04-13 03:49:08 +02:00
parent e4c7bd0641
commit 11cd0b1bbf
10 changed files with 68 additions and 97 deletions
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2
src/uu/comm/src/comm.rs
View file

@ -267,7 +267,7 @@ fn open_file(name: &str, line_ending: LineEnding) -> io::Result<LineReader> {
Ok(LineReader::new(Input::Stdin(stdin()), line_ending))
} else {
if metadata(name)?.is_dir() {
return Err(io::Error::new(io::ErrorKind::Other, "Is a directory"));
return Err(io::Error::other("Is a directory"));
}
let f = File::open(name)?;
Ok(LineReader::new(

25
src/uu/du/src/du.rs
View file

@ -580,20 +580,18 @@ fn read_files_from(file_name: &str) -> Result<Vec<PathBuf>, std::io::Error> {
// First, check if the file_name is a directory
let path = PathBuf::from(file_name);
if path.is_dir() {
return Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!("{file_name}: read error: Is a directory"),
));
return Err(std::io::Error::other(format!(
"{file_name}: read error: Is a directory"
)));
}
// Attempt to open the file and handle the error if it does not exist
match File::open(file_name) {
Ok(file) => Box::new(BufReader::new(file)),
Err(e) if e.kind() == std::io::ErrorKind::NotFound => {
return Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!("cannot open '{file_name}' for reading: No such file or directory"),
));
return Err(std::io::Error::other(format!(
"cannot open '{file_name}' for reading: No such file or directory"
)));
}
Err(e) => return Err(e),
}
@ -637,13 +635,10 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
let files = if let Some(file_from) = matches.get_one::<String>(options::FILES0_FROM) {
if file_from == "-" && matches.get_one::<String>(options::FILE).is_some() {
return Err(std::io::Error::new(
std::io::ErrorKind::Other,
format!(
"extra operand {}\nfile operands cannot be combined with --files0-from",
matches.get_one::<String>(options::FILE).unwrap().quote()
),
)
return Err(std::io::Error::other(format!(
"extra operand {}\nfile operands cannot be combined with --files0-from",
matches.get_one::<String>(options::FILE).unwrap().quote()
))
.into());
}

13
src/uu/mv/src/mv.rs
View file

@ -370,7 +370,7 @@ fn handle_two_paths(source: &Path, target: &Path, opts: &Options) -> UResult<()>
OverwriteMode::NoClobber => return Ok(()),
OverwriteMode::Interactive => {
if !prompt_yes!("overwrite {}? ", target.quote()) {
return Err(io::Error::new(io::ErrorKind::Other, "").into());
return Err(io::Error::other("").into());
}
}
OverwriteMode::Force => {}
@ -609,7 +609,7 @@ fn rename(
if opts.update == UpdateMode::ReplaceNoneFail {
let err_msg = format!("not replacing {}", to.quote());
return Err(io::Error::new(io::ErrorKind::Other, err_msg));
return Err(io::Error::other(err_msg));
}
match opts.overwrite {
@ -621,7 +621,7 @@ fn rename(
}
OverwriteMode::Interactive => {
if !prompt_yes!("overwrite {}?", to.quote()) {
return Err(io::Error::new(io::ErrorKind::Other, ""));
return Err(io::Error::other(""));
}
}
OverwriteMode::Force => {}
@ -640,7 +640,7 @@ fn rename(
if is_empty_dir(to) {
fs::remove_dir(to)?;
} else {
return Err(io::Error::new(io::ErrorKind::Other, "Directory not empty"));
return Err(io::Error::other("Directory not empty"));
}
}
}
@ -756,7 +756,7 @@ fn rename_with_fallback(
io::ErrorKind::PermissionDenied,
"Permission denied",
)),
_ => Err(io::Error::new(io::ErrorKind::Other, format!("{err:?}"))),
_ => Err(io::Error::other(format!("{err:?}"))),
};
}
} else {
@ -811,8 +811,7 @@ fn rename_symlink_fallback(from: &Path, to: &Path) -> io::Result<()> {
}
#[cfg(not(any(windows, unix)))]
{
return Err(io::Error::new(
io::ErrorKind::Other,
return Err(io::Error::other(
"your operating system does not support symlinks",
));
}

14
src/uu/split/src/platform/unix.rs
View file

@ -4,7 +4,7 @@
// file that was distributed with this source code.
use std::env;
use std::io::Write;
use std::io::{BufWriter, Error, ErrorKind, Result};
use std::io::{BufWriter, Error, Result};
use std::path::Path;
use std::process::{Child, Command, Stdio};
use uucore::error::USimpleError;
@ -134,22 +134,14 @@ pub fn instantiate_current_writer(
.create(true)
.truncate(true)
.open(Path::new(&filename))
.map_err(|_| {
Error::new(
ErrorKind::Other,
format!("unable to open '{filename}'; aborting"),
)
})?
.map_err(|_| Error::other(format!("unable to open '{filename}'; aborting")))?
} else {
// re-open file that we previously created to append to it
std::fs::OpenOptions::new()
.append(true)
.open(Path::new(&filename))
.map_err(|_| {
Error::new(
ErrorKind::Other,
format!("unable to re-open '{filename}'; aborting"),
)
Error::other(format!("unable to re-open '{filename}'; aborting"))
})?
};
Ok(BufWriter::new(Box::new(file) as Box<dyn Write>))

16
src/uu/split/src/platform/windows.rs
View file

@ -3,7 +3,7 @@
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
use std::io::Write;
use std::io::{BufWriter, Error, ErrorKind, Result};
use std::io::{BufWriter, Error, Result};
use std::path::Path;
use uucore::fs;
@ -23,23 +23,13 @@ pub fn instantiate_current_writer(
.create(true)
.truncate(true)
.open(Path::new(&filename))
.map_err(|_| {
Error::new(
ErrorKind::Other,
format!("unable to open '{filename}'; aborting"),
)
})?
.map_err(|_| Error::other(format!("unable to open '{filename}'; aborting")))?
} else {
// re-open file that we previously created to append to it
std::fs::OpenOptions::new()
.append(true)
.open(Path::new(&filename))
.map_err(|_| {
Error::new(
ErrorKind::Other,
format!("unable to re-open '{filename}'; aborting"),
)
})?
.map_err(|_| Error::other(format!("unable to re-open '{filename}'; aborting")))?
};
Ok(BufWriter::new(Box::new(file) as Box<dyn Write>))
}

37
src/uu/split/src/split.rs
View file

@ -535,10 +535,9 @@ impl Settings {
is_new: bool,
) -> io::Result<BufWriter<Box<dyn Write>>> {
if platform::paths_refer_to_same_file(&self.input, filename) {
return Err(io::Error::new(
ErrorKind::Other,
format!("'{filename}' would overwrite input; aborting"),
));
return Err(io::Error::other(format!(
"'{filename}' would overwrite input; aborting"
)));
}
platform::instantiate_current_writer(self.filter.as_deref(), filename, is_new)
@ -638,10 +637,9 @@ where
} else if input == "-" {
// STDIN stream that did not fit all content into a buffer
// Most likely continuous/infinite input stream
return Err(io::Error::new(
ErrorKind::Other,
format!("{input}: cannot determine input size"),
));
return Err(io::Error::other(format!(
"{input}: cannot determine input size"
)));
} else {
// Could be that file size is larger than set read limit
// Get the file size from filesystem metadata
@ -664,10 +662,9 @@ where
// Give up and return an error
// TODO It might be possible to do more here
// to address all possible file types and edge cases
return Err(io::Error::new(
ErrorKind::Other,
format!("{input}: cannot determine file size"),
));
return Err(io::Error::other(format!(
"{input}: cannot determine file size"
)));
}
}
}
@ -750,9 +747,10 @@ impl Write for ByteChunkWriter<'_> {
self.num_bytes_remaining_in_current_chunk = self.chunk_size;
// Allocate the new file, since at this point we know there are bytes to be written to it.
let filename = self.filename_iterator.next().ok_or_else(|| {
io::Error::new(ErrorKind::Other, "output file suffixes exhausted")
})?;
let filename = self
.filename_iterator
.next()
.ok_or_else(|| io::Error::other("output file suffixes exhausted"))?;
if self.settings.verbose {
println!("creating file {}", filename.quote());
}
@ -871,9 +869,10 @@ impl Write for LineChunkWriter<'_> {
// corresponding writer.
if self.num_lines_remaining_in_current_chunk == 0 {
self.num_chunks_written += 1;
let filename = self.filename_iterator.next().ok_or_else(|| {
io::Error::new(ErrorKind::Other, "output file suffixes exhausted")
})?;
let filename = self
.filename_iterator
.next()
.ok_or_else(|| io::Error::other("output file suffixes exhausted"))?;
if self.settings.verbose {
println!("creating file {}", filename.quote());
}
@ -948,7 +947,7 @@ impl ManageOutFiles for OutFiles {
// This object is responsible for creating the filename for each chunk
let mut filename_iterator: FilenameIterator<'_> =
FilenameIterator::new(&settings.prefix, &settings.suffix)
.map_err(|e| io::Error::new(ErrorKind::Other, format!("{e}")))?;
.map_err(|e| io::Error::other(format!("{e}")))?;
let mut out_files: Self = Self::new();
for _ in 0..num_files {
let filename = filename_iterator

2
src/uu/touch/src/touch.rs
View file

@ -477,7 +477,7 @@ fn touch_file(
false
};
if is_directory {
let custom_err = Error::new(ErrorKind::Other, "No such file or directory");
let custom_err = Error::other("No such file or directory");
return Err(
custom_err.map_err_context(|| format!("cannot touch {}", filename.quote()))
);

3
src/uu/wc/src/wc.rs
View file

@ -794,8 +794,7 @@ fn files0_iter<'a>(
// ...Windows does not, we must go through Strings.
#[cfg(not(unix))]
{
let s = String::from_utf8(p)
.map_err(|e| io::Error::new(io::ErrorKind::Other, e))?;
let s = String::from_utf8(p).map_err(io::Error::other)?;
Ok(Input::Path(PathBuf::from(s).into()))
}
}

15
src/uucore/src/lib/features/checksum.rs
View file

@ -780,19 +780,18 @@ fn get_input_file(filename: &OsStr) -> UResult<Box<dyn Read>> {
match File::open(filename) {
Ok(f) => {
if f.metadata()?.is_dir() {
Err(io::Error::new(
io::ErrorKind::Other,
format!("{}: Is a directory", filename.to_string_lossy()),
Err(
io::Error::other(format!("{}: Is a directory", filename.to_string_lossy()))
.into(),
)
.into())
} else {
Ok(Box::new(f))
}
}
Err(_) => Err(io::Error::new(
io::ErrorKind::Other,
format!("{}: No such file or directory", filename.to_string_lossy()),
)
Err(_) => Err(io::Error::other(format!(
"{}: No such file or directory",
filename.to_string_lossy()
))
.into()),
}
}

38
tests/uutests/src/lib/util.rs
View file

@ -2286,10 +2286,10 @@ impl UChild {
if start.elapsed() < timeout {
self.delay(10);
} else {
return Err(io::Error::new(
io::ErrorKind::Other,
format!("kill: Timeout of '{}s' reached", timeout.as_secs_f64()),
));
return Err(io::Error::other(format!(
"kill: Timeout of '{}s' reached",
timeout.as_secs_f64()
)));
}
hint::spin_loop();
}
@ -2354,10 +2354,10 @@ impl UChild {
if start.elapsed() < timeout {
self.delay(10);
} else {
return Err(io::Error::new(
io::ErrorKind::Other,
format!("kill: Timeout of '{}s' reached", timeout.as_secs_f64()),
));
return Err(io::Error::other(format!(
"kill: Timeout of '{}s' reached",
timeout.as_secs_f64()
)));
}
hint::spin_loop();
}
@ -2446,10 +2446,10 @@ impl UChild {
handle.join().unwrap().unwrap();
result
}
Err(RecvTimeoutError::Timeout) => Err(io::Error::new(
io::ErrorKind::Other,
format!("wait: Timeout of '{}s' reached", timeout.as_secs_f64()),
)),
Err(RecvTimeoutError::Timeout) => Err(io::Error::other(format!(
"wait: Timeout of '{}s' reached",
timeout.as_secs_f64()
))),
Err(RecvTimeoutError::Disconnected) => {
handle.join().expect("Panic caused disconnect").unwrap();
panic!("Error receiving from waiting thread because of unexpected disconnect");
@ -2691,10 +2691,9 @@ impl UChild {
.name("pipe_in".to_string())
.spawn(
move || match writer.write_all(&content).and_then(|()| writer.flush()) {
Err(error) if !ignore_stdin_write_error => Err(io::Error::new(
io::ErrorKind::Other,
format!("failed to write to stdin of child: {error}"),
)),
Err(error) if !ignore_stdin_write_error => Err(io::Error::other(format!(
"failed to write to stdin of child: {error}"
))),
Ok(()) | Err(_) => Ok(()),
},
)
@ -2736,10 +2735,9 @@ impl UChild {
let mut writer = self.access_stdin_as_writer();
match writer.write_all(&data.into()).and_then(|()| writer.flush()) {
Err(error) if !ignore_stdin_write_error => Err(io::Error::new(
io::ErrorKind::Other,
format!("failed to write to stdin of child: {error}"),
)),
Err(error) if !ignore_stdin_write_error => Err(io::Error::other(format!(
"failed to write to stdin of child: {error}"
))),
Ok(()) | Err(_) => Ok(()),
}
}