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author | Justus Winter <justus@sequoia-pgp.org> | 2019-06-14 12:34:55 +0200 |
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committer | Justus Winter <justus@sequoia-pgp.org> | 2019-06-14 12:34:55 +0200 |
commit | 6210d5a9c3dca2a3be5486887e1347b0f7efbc0b (patch) | |
tree | f500b937882cf5e4c6829f862be45cc37ae65ef3 /buffered-reader | |
parent | d74a11b253f7ba86024b706823c618fe199711c9 (diff) |
buffered-reader: Clarify loop variant.
- Fixes #237.
Diffstat (limited to 'buffered-reader')
-rw-r--r-- | buffered-reader/src/lib.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/buffered-reader/src/lib.rs b/buffered-reader/src/lib.rs index b7913e45..d0e10ffb 100644 --- a/buffered-reader/src/lib.rs +++ b/buffered-reader/src/lib.rs @@ -416,7 +416,9 @@ pub trait BufferedReader<C> : io::Read + fmt::Debug + fmt::Display { // large! Instead, try with increasingly larger buffers until // the read is (strictly) shorter than the specified size. let mut s = DEFAULT_BUF_SIZE; - while s < std::usize::MAX { + // We will break the loop eventually, because self.data(s) + // must return a slice shorter than std::usize::MAX. + loop { match self.data(s) { Ok(ref buffer) => { if buffer.len() < s { |