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dont use is_numeric to check for digits

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Signed-off-by: Hanif Bin Ariffin <hanif.ariffin.43262@gmail.com>
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Hanif Bin Ariffin 2022-02-03 20:17:53 +08:00 • committed by Hanif Ariffin
parent ee721ebf4e
commit 3586465917
3 changed files with 11 additions and 1 deletions
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4
tests/by-util/test_tail.rs
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@ -491,6 +491,10 @@ fn test_tail_invalid_num() {
));
}
}
new_ucmd!()
.args(&["-c", "-³"])
.fails()
.stderr_is("tail: invalid number of bytes: '³'");
}
#[test]