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Document privacy of RangeInclusive fields

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This commit is contained in:
Mark Rousskov 2019-12-21 11:27:51 -05:00
parent c64eecf4d0
commit 519fc84852
1 changed files with 5 additions and 0 deletions
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5
src/libcore/ops/range.rs
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@ -333,6 +333,11 @@ impl<Idx: PartialOrd<Idx>> RangeTo<Idx> {
#[derive(Clone)] // not Copy -- see #27186
#[stable(feature = "inclusive_range", since = "1.26.0")]
pub struct RangeInclusive<Idx> {
// Note that the fields here are not public to allow changing the
// representation in the future; in particular, while we could plausibly
// expose start/end, modifying them without changing (future/current)
// private fields may lead to incorrect behavior, so we don't want to
// support that mode.
pub(crate) start: Idx,
pub(crate) end: Idx,
pub(crate) is_empty: Option<bool>,