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Merged
merged 1 commit into from
Oct 28, 2014
Merged

Changes a little the description of take in the guide #18273

merged 1 commit into from
Oct 28, 2014

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gamazeps
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Closes #18218

@huonw
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huonw commented Oct 24, 2014

I think this phrasing is better, but the first part of the sentence is still too active: take does not "get the first n elements" out of the iterator, it returns the old iterator, cutting off the stream after n items have been yielded. In particular, it doesn't touch next or consume anything until next is called: let _ = iter.take(n); does no iteration or mutation.

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@huonw 👍

@gamazeps
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@huonw better ?

steveklabnik
steveklabnik reviewed Oct 24, 2014
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src/doc/guide.md
There are tons of interesting iterator adapters. `take(n)` will get the
first `n` items out of an iterator, and return them as a list. Let's
try it out with our infinite iterator from before, `count()`:
There are tons of interesting iterator adapters. `take(n)` will give away an
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give away?

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right, return is better :p

@gamazeps
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@steveklabnik better ?

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r?

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Thanks. Editing is the worst, sorry there was so much churn over such a small change.

bors added a commit that referenced this pull request Oct 28, 2014
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auto merge of #18273 : gamazeps/rust/issue18218, r=steveklabnik
d1bfd65 
Closes #18218
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@steveklabnik No problem :)
It didn't take that long (writting and waiting for review is asynchronous :p ) anyway.

If you want a hand on more edits in the doc I'm here :)

@bors bors closed this Oct 28, 2014
@bors bors merged commit b4697f0 into rust-lang:master Oct 28, 2014
@gamazeps gamazeps deleted the issue18218 branch May 7, 2017 14:52
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rust guide: take() confusingly described as returning a list
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@gamazeps @huonw @steveklabnik @bors