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Merge pull request #431 from matthiasbeyer/libimagentrylister/core-counter

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Add counter in libimagentrylist::listers::Core
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Matthias Beyer 2016-05-23 21:34:37 +02:00
commit 297610f46b
1 changed files with 13 additions and 6 deletions
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19
libimagentrylist/src/listers/core.rs
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@ -27,12 +27,19 @@ impl<'a> Lister for CoreLister<'a> {
use error::ListError as LE;
use error::ListErrorKind as LEK;
entries.fold(Ok(()), |accu, entry| {
accu.and_then(|_| {
write!(stdout(), "{:?}\n", (self.lister)(&entry))
.map_err(|e| LE::new(LEK::FormatError, Some(Box::new(e))))
})
})
debug!("Called list()");
let (r, n) = entries
.fold((Ok(()), 0), |(accu, i), entry| {
debug!("fold({:?}, {:?})", accu, entry);
let r = accu.and_then(|_| {
debug!("Listing Entry: {:?}", entry);
write!(stdout(), "{:?}\n", (self.lister)(&entry))
.map_err(|e| LE::new(LEK::FormatError, Some(Box::new(e))))
});
(r, i + 1)
});
debug!("Iterated over {} entries", n);
r
}
}