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cksum/hashsum: move the file mgmt into a function

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This commit is contained in:
Sylvestre Ledru 2024-06-03 20:17:00 +02:00
parent cc8bda5def
commit e6aad95055
1 changed files with 19 additions and 17 deletions
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36
src/uucore/src/lib/features/checksum.rs
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@ -358,6 +358,24 @@ fn get_expected_checksum(
}
}
fn get_input_file(filename_input: &OsStr, input_is_stdin: bool) -> UResult<Box<dyn Read>> {
if input_is_stdin {
Ok(Box::new(stdin())) // Use stdin if "-" is specified
} else {
match File::open(filename_input) {
Ok(f) => Ok(Box::new(f)),
Err(_) => Err(io::Error::new(
io::ErrorKind::Other,
format!(
"{}: No such file or directory",
filename_input.to_string_lossy()
),
)
.into()),
}
}
}
/***
* Do the checksum validation (can be strict or not)
*/
@ -386,23 +404,7 @@ where
let mut properly_formatted = false;
let input_is_stdin = filename_input == OsStr::new("-");
let file: Box<dyn Read> = if input_is_stdin {
Box::new(stdin()) // Use stdin if "-" is specified
} else {
match File::open(filename_input) {
Ok(f) => Box::new(f),
Err(_) => {
return Err(io::Error::new(
io::ErrorKind::Other,
format!(
"{}: No such file or directory",
filename_input.to_string_lossy()
),
)
.into());
}
}
};
let file: Box<dyn Read> = get_input_file(filename_input, input_is_stdin)?;
let reader = BufReader::new(file);
let lines: Vec<String> = reader.lines().collect::<Result<_, _>>()?;