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Auto merge of #25271 - tshepang:doc-deunwrap, r=steveklabnik

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bors 2015-05-11 09:50:36 +00:00
commit af57ec5851
1 changed files with 34 additions and 34 deletions
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68
src/libcore/iter.rs
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@ -137,7 +137,7 @@ pub trait Iterator {
///
/// ```
/// let a = [1, 2, 3, 4, 5];
/// assert_eq!(a.iter().last().unwrap(), &5);
/// assert_eq!(a.iter().last(), Some(&5));
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -155,7 +155,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter();
/// assert_eq!(it.nth(2).unwrap(), &3);
/// assert_eq!(it.nth(2), Some(&3));
/// assert_eq!(it.nth(2), None);
/// ```
#[inline]
@ -178,8 +178,8 @@ pub trait Iterator {
/// let a = [0];
/// let b = [1];
/// let mut it = a.iter().chain(b.iter());
/// assert_eq!(it.next().unwrap(), &0);
/// assert_eq!(it.next().unwrap(), &1);
/// assert_eq!(it.next(), Some(&0));
/// assert_eq!(it.next(), Some(&1));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -201,7 +201,7 @@ pub trait Iterator {
/// let a = [0];
/// let b = [1];
/// let mut it = a.iter().zip(b.iter());
/// assert_eq!(it.next().unwrap(), (&0, &1));
/// assert_eq!(it.next(), Some((&0, &1)));
/// assert!(it.next().is_none());
/// ```
///
@ -234,8 +234,8 @@ pub trait Iterator {
/// ```
/// let a = [1, 2];
/// let mut it = a.iter().map(|&x| 2 * x);
/// assert_eq!(it.next().unwrap(), 2);
/// assert_eq!(it.next().unwrap(), 4);
/// assert_eq!(it.next(), Some(2));
/// assert_eq!(it.next(), Some(4));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -255,7 +255,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2];
/// let mut it = a.iter().filter(|&x| *x > 1);
/// assert_eq!(it.next().unwrap(), &2);
/// assert_eq!(it.next(), Some(&2));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -275,7 +275,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2];
/// let mut it = a.iter().filter_map(|&x| if x > 1 {Some(2 * x)} else {None});
/// assert_eq!(it.next().unwrap(), 4);
/// assert_eq!(it.next(), Some(4));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -310,8 +310,8 @@ pub trait Iterator {
/// ```
/// let a = [100, 200];
/// let mut it = a.iter().enumerate();
/// assert_eq!(it.next().unwrap(), (0, &100));
/// assert_eq!(it.next().unwrap(), (1, &200));
/// assert_eq!(it.next(), Some((0, &100)));
/// assert_eq!(it.next(), Some((1, &200)));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -353,9 +353,9 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter().skip_while(|&a| *a < 3);
/// assert_eq!(it.next().unwrap(), &3);
/// assert_eq!(it.next().unwrap(), &4);
/// assert_eq!(it.next().unwrap(), &5);
/// assert_eq!(it.next(), Some(&3));
/// assert_eq!(it.next(), Some(&4));
/// assert_eq!(it.next(), Some(&5));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -375,8 +375,8 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter().take_while(|&a| *a < 3);
/// assert_eq!(it.next().unwrap(), &1);
/// assert_eq!(it.next().unwrap(), &2);
/// assert_eq!(it.next(), Some(&1));
/// assert_eq!(it.next(), Some(&2));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -395,8 +395,8 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter().skip(3);
/// assert_eq!(it.next().unwrap(), &4);
/// assert_eq!(it.next().unwrap(), &5);
/// assert_eq!(it.next(), Some(&4));
/// assert_eq!(it.next(), Some(&5));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -413,9 +413,9 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter().take(3);
/// assert_eq!(it.next().unwrap(), &1);
/// assert_eq!(it.next().unwrap(), &2);
/// assert_eq!(it.next().unwrap(), &3);
/// assert_eq!(it.next(), Some(&1));
/// assert_eq!(it.next(), Some(&2));
/// assert_eq!(it.next(), Some(&3));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -437,11 +437,11 @@ pub trait Iterator {
/// *fac = *fac * x;
/// Some(*fac)
/// });
/// assert_eq!(it.next().unwrap(), 1);
/// assert_eq!(it.next().unwrap(), 2);
/// assert_eq!(it.next().unwrap(), 6);
/// assert_eq!(it.next().unwrap(), 24);
/// assert_eq!(it.next().unwrap(), 120);
/// assert_eq!(it.next(), Some(1));
/// assert_eq!(it.next(), Some(2));
/// assert_eq!(it.next(), Some(6));
/// assert_eq!(it.next(), Some(24));
/// assert_eq!(it.next(), Some(120));
/// assert!(it.next().is_none());
/// ```
#[inline]
@ -680,7 +680,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter();
/// assert_eq!(it.find(|&x| *x == 3).unwrap(), &3);
/// assert_eq!(it.find(|&x| *x == 3), Some(&3));
/// assert_eq!(it.collect::<Vec<_>>(), [&4, &5]);
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -715,7 +715,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 3, 4, 5];
/// let mut it = a.iter();
/// assert_eq!(it.position(|x| *x == 3).unwrap(), 2);
/// assert_eq!(it.position(|x| *x == 3), Some(2));
/// assert_eq!(it.collect::<Vec<_>>(), [&4, &5]);
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -743,7 +743,7 @@ pub trait Iterator {
/// ```
/// let a = [1, 2, 2, 4, 5];
/// let mut it = a.iter();
/// assert_eq!(it.rposition(|x| *x == 2).unwrap(), 2);
/// assert_eq!(it.rposition(|x| *x == 2), Some(2));
/// assert_eq!(it.collect::<Vec<_>>(), [&1, &2]);
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -773,7 +773,7 @@ pub trait Iterator {
///
/// ```
/// let a = [1, 2, 3, 4, 5];
/// assert_eq!(a.iter().max().unwrap(), &5);
/// assert_eq!(a.iter().max(), Some(&5));
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -796,7 +796,7 @@ pub trait Iterator {
///
/// ```
/// let a = [1, 2, 3, 4, 5];
/// assert_eq!(a.iter().min().unwrap(), &1);
/// assert_eq!(a.iter().min(), Some(&1));
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
@ -1025,9 +1025,9 @@ pub trait Iterator {
/// ```
/// let a = [1, 2];
/// let mut it = a.iter().cycle();
/// assert_eq!(it.next().unwrap(), &1);
/// assert_eq!(it.next().unwrap(), &2);
/// assert_eq!(it.next().unwrap(), &1);
/// assert_eq!(it.next(), Some(&1));
/// assert_eq!(it.next(), Some(&2));
/// assert_eq!(it.next(), Some(&1));
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]