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Auto merge of #6445 - mbrubeck:next_fragment, r=pcwalton

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Simplify next_fragment and fix obsolete docs

r? @pcwalton

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This commit is contained in:
bors-servo 2015-06-22 16:23:27 -06:00
commit d86c587925
1 changed files with 1 additions and 12 deletions
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13
components/layout/inline.rs
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@ -301,22 +301,11 @@ impl LineBreaker {
}
/// Acquires a new fragment to lay out from the work list or fragment list as appropriate.
/// If the fragment was at the end of an old line, undoes the line break for that fragment.
/// Note that you probably don't want to call this method directly in order to be incremental-
/// reflow-safe; try `next_unbroken_fragment` instead.
fn next_fragment<I>(&mut self, old_fragment_iter: &mut I) -> Option<Fragment>
where I: Iterator<Item=Fragment> {
let mut fragment;
if self.work_list.is_empty() {
match old_fragment_iter.next() {
None => return None,
Some(this_fragment) => fragment = this_fragment,
}
} else {
return self.work_list.pop_front()
}
Some(fragment)
self.work_list.pop_front().or_else(|| old_fragment_iter.next())
}
/// Acquires a new fragment to lay out from the work list or fragment list, merging it with any