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Fix typos in BTreeSet::{first, last} docs

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This commit is contained in:
Taiki Endo 2021-02-13 22:49:46 +09:00
parent dd4851d503
commit dd9db236cd
1 changed files with 12 additions and 12 deletions
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24
library/alloc/src/collections/btree/set.rs
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@ -649,12 +649,12 @@ pub fn is_superset(&self, other: &BTreeSet<T>) -> bool
/// #![feature(map_first_last)] /// #![feature(map_first_last)]
/// use std::collections::BTreeSet; /// use std::collections::BTreeSet;
/// ///
/// let mut map = BTreeSet::new(); /// let mut set = BTreeSet::new();
/// assert_eq!(map.first(), None); /// assert_eq!(set.first(), None);
/// map.insert(1); /// set.insert(1);
/// assert_eq!(map.first(), Some(&1)); /// assert_eq!(set.first(), Some(&1));
/// map.insert(2); /// set.insert(2);
/// assert_eq!(map.first(), Some(&1)); /// assert_eq!(set.first(), Some(&1));
/// ``` /// ```
#[unstable(feature = "map_first_last", issue = "62924")] #[unstable(feature = "map_first_last", issue = "62924")]
pub fn first(&self) -> Option<&T> pub fn first(&self) -> Option<&T>
@ -675,12 +675,12 @@ pub fn first(&self) -> Option<&T>
/// #![feature(map_first_last)] /// #![feature(map_first_last)]
/// use std::collections::BTreeSet; /// use std::collections::BTreeSet;
/// ///
/// let mut map = BTreeSet::new(); /// let mut set = BTreeSet::new();
/// assert_eq!(map.last(), None); /// assert_eq!(set.last(), None);
/// map.insert(1); /// set.insert(1);
/// assert_eq!(map.last(), Some(&1)); /// assert_eq!(set.last(), Some(&1));
/// map.insert(2); /// set.insert(2);
/// assert_eq!(map.last(), Some(&2)); /// assert_eq!(set.last(), Some(&2));
/// ``` /// ```
#[unstable(feature = "map_first_last", issue = "62924")] #[unstable(feature = "map_first_last", issue = "62924")]
pub fn last(&self) -> Option<&T> pub fn last(&self) -> Option<&T>