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Rollup review comment suggestions from #4302

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Ayaz Hafiz 2022-10-12 16:42:11 -05:00
parent b8cbaf6946
commit ee1d93ba06
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1 changed files with 8 additions and 4 deletions
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12
crates/compiler/serialize/src/bytes.rs
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@ -11,7 +11,7 @@ pub fn serialize_slice<T: Copy>(
written: usize,
) -> io::Result<usize> {
let alignment = std::mem::align_of::<T>();
let padding_bytes = round_to_multiple_of(written, alignment) - written;
let padding_bytes = next_multiple_of(written, alignment) - written;
for _ in 0..padding_bytes {
writer.write_all(&[0])?;
@ -27,7 +27,7 @@ pub fn deserialize_slice<T: Copy>(bytes: &[u8], length: usize, mut offset: usize
let alignment = std::mem::align_of::<T>();
let size = std::mem::size_of::<T>();
offset = round_to_multiple_of(offset, alignment);
offset = next_multiple_of(offset, alignment);
let byte_length = length * size;
let byte_slice = &bytes[offset..][..byte_length];
@ -199,8 +199,12 @@ unsafe fn slice_as_bytes<T>(slice: &[T]) -> &[u8] {
std::slice::from_raw_parts(ptr as *const u8, byte_length)
}
fn round_to_multiple_of(value: usize, base: usize) -> usize {
(value + (base - 1)) / base * base
// TODO check on https://github.com/rust-lang/rust/issues/88581 some time in the future
pub const fn next_multiple_of(lhs: usize, rhs: usize) -> usize {
match lhs % rhs {
0 => lhs,
r => lhs + (rhs - r),
}
}
#[cfg(test)]