able/ext2-rs
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fix some slicing issues

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This commit is contained in:
Szymon Walter 2018-03-19 17:41:42 +01:00
parent 1d8b1466ff
commit 2e336270c8
1 changed files with 4 additions and 2 deletions
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6
src/buffer/mod.rs
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@ -306,11 +306,13 @@ mod file {
range: Range<usize>,
) -> BufferSlice<'a, u8> {
let index = range.start;
let mut vec = Vec::with_capacity(range.end - range.start);
let len = range.end - range.start;
let mut vec = Vec::with_capacity(len);
vec.set_len(len);
let mut refmut = self.borrow_mut();
refmut
.seek(SeekFrom::Start(index as u64))
.and_then(|_| refmut.read_exact(&mut vec[range]))
.and_then(|_| refmut.read_exact(&mut vec[..]))
.unwrap_or_else(|err| {
panic!("could't read from File Buffer: {:?}", err)
});