auto merge of #15246 : Sawyer47/rust/rand-doc-fix, r=alexcrichton
Documentation didn't match with parameter name. Changes name of parameter in docs and function to 'amount'.
This commit is contained in:
commit
cc5663ad55
@ -244,7 +244,7 @@ pub fn random<T: Rand>() -> T {
|
|||||||
task_rng().gen()
|
task_rng().gen()
|
||||||
}
|
}
|
||||||
|
|
||||||
/// Randomly sample up to `n` elements from an iterator.
|
/// Randomly sample up to `amount` elements from an iterator.
|
||||||
///
|
///
|
||||||
/// # Example
|
/// # Example
|
||||||
///
|
///
|
||||||
@ -257,11 +257,11 @@ pub fn random<T: Rand>() -> T {
|
|||||||
/// ```
|
/// ```
|
||||||
pub fn sample<T, I: Iterator<T>, R: Rng>(rng: &mut R,
|
pub fn sample<T, I: Iterator<T>, R: Rng>(rng: &mut R,
|
||||||
mut iter: I,
|
mut iter: I,
|
||||||
amt: uint) -> Vec<T> {
|
amount: uint) -> Vec<T> {
|
||||||
let mut reservoir: Vec<T> = iter.by_ref().take(amt).collect();
|
let mut reservoir: Vec<T> = iter.by_ref().take(amount).collect();
|
||||||
for (i, elem) in iter.enumerate() {
|
for (i, elem) in iter.enumerate() {
|
||||||
let k = rng.gen_range(0, i + 1 + amt);
|
let k = rng.gen_range(0, i + 1 + amount);
|
||||||
if k < amt {
|
if k < amount {
|
||||||
*reservoir.get_mut(k) = elem;
|
*reservoir.get_mut(k) = elem;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user