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Rollup merge of #35104 - frewsxcv:linked-list-append, r=steveklabnik

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Rewrite `collections::LinkedList::append` doc example.

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This commit is contained in:
Manish Goregaokar 2016-07-30 13:44:47 +05:30 committed by GitHub
commit ce79972314
1 changed files with 14 additions and 11 deletions
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src/libcollections/linked_list.rs
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@ -203,19 +203,22 @@ impl<T> LinkedList<T> {
/// ```
/// use std::collections::LinkedList;
///
/// let mut a = LinkedList::new();
/// let mut b = LinkedList::new();
/// a.push_back(1);
/// a.push_back(2);
/// b.push_back(3);
/// b.push_back(4);
/// let mut list1 = LinkedList::new();
/// list1.push_back('a');
///
/// a.append(&mut b);
/// let mut list2 = LinkedList::new();
/// list2.push_back('b');
/// list2.push_back('c');
///
/// for e in &a {
/// println!("{}", e); // prints 1, then 2, then 3, then 4
/// }
/// println!("{}", b.len()); // prints 0
/// list1.append(&mut list2);
///
/// let mut iter = list1.iter();
/// assert_eq!(iter.next(), Some(&'a'));
/// assert_eq!(iter.next(), Some(&'b'));
/// assert_eq!(iter.next(), Some(&'c'));
/// assert!(iter.next().is_none());
///
/// assert!(list2.is_empty());
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn append(&mut self, other: &mut Self) {