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Replace unwrap() with map()

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Matthias Beyer 2016-08-04 14:10:03 +02:00
parent 9ea1811e21
commit 11dc277c6b
1 changed files with 1 additions and 1 deletions
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libimagerror/src/trace.rs
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@ -83,7 +83,7 @@ fn count_error_causes(e: &Error) -> u64 {
fn print_trace_dbg(idx: u64, e: &Error) {
debug!("{}: {}", Red.blink().paint(format!("ERROR[{:>4}]", idx)), e.description());
if e.cause().is_some() {
print_trace_dbg(idx + 1, e.cause().unwrap());
e.cause().map(|c| print_trace_dbg(idx + 1, c));
}
}