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refactor(allocator/vec): clarify comment #11071

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graphite-app merged 1 commit into from
May 17, 2025
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refactor(allocator/vec): clarify comment #11071

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4 changes: 1 addition & 3 deletions crates/oxc_allocator/src/vec2/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1171,9 +1171,7 @@ impl<'bump, T: 'bump> Vec<'bump, T> {
#[inline]
#[expect(clippy::cast_possible_truncation)]
pub unsafe fn set_len(&mut self, new_len: usize) {
// `new_len as u32` is safe because caller must ensure that
// `new_len` is less than or equal to `u32::MAX`, otherwise
// it is UB.
// Caller guarantees `new_len <= u32::MAX`, so `new_len as u32` cannot truncate `new_len`
self.buf.len = new_len as u32;
}

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