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Implement Iter::drain(&mut self) with feature iterator_helper #45168
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r? @sfackler (rust_highfive has picked a reviewer for you, use r? to override) |
Regarding the example: Isn't it better written: |
/// assert_eq!(6, sum); | ||
/// ``` | ||
#[inline] | ||
#[stable(feature = "iterator_helper", since = "1.22.0")] |
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It's a minor thing, but to keep it as predictable as possible, iter_methodname or iterator_methodname would be a good feature name. Depends on what the method name will be, of course, just change it with the method name.
This method should probably take |
/// let xs = [0, 1, 2, 3]; | ||
/// let mut sum = 0; | ||
/// | ||
/// xs.iter().map(|x| sum += x).drain(); |
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This is a more complex way to write xs.iter().sum()
or even xs.iter().for_each(|x| sum += x)
.
I'm not sure I understand why this needs to exist when |
Hi @dns2utf8, due to inactivity, I'm going to close this PR. Please feel free to reopen this when you have a chance to get back to it. Thank you for your contribution! ❤️ |
The doc text may be a little short