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head: unwrap IoResult before printing

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This commit is contained in:
Michael Gehring 2014-05-28 14:47:46 +02:00
parent 7f4a646e1f
commit d7d79556a8
1 changed files with 1 additions and 1 deletions
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2
head/head.rs
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@ -127,7 +127,7 @@ fn obsolete (options: &[String]) -> (Vec<String>, Option<uint>) {
}
fn head<T: Reader> (reader: &mut BufferedReader<T>, line_count:uint) {
for line in reader.lines().take(line_count) { print!("{}", line); }
for line in reader.lines().take(line_count) { print!("{}", line.unwrap()); }
}
fn version () {