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internal: remove unneeded boxes (#12)

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Tom Milligan 2021-02-15 12:38:39 +00:00 • committed by GitHub
parent 0341515380
commit 6fac8af4d0
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2 changed files with 26 additions and 22 deletions
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19
src/text/mod.rs
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@ -437,7 +437,7 @@ impl<'old, 'new, 'bufs, T: DiffableStr + ?Sized + 'old + 'new> TextDiff<'old, 'n
pub fn iter_changes<'x, 'slf>(
&'slf self,
op: &DiffOp,
) -> impl Iterator<Item = Change<'x, T>> + 'slf
) -> impl Iterator<Item = Change<'x, T>> + '_
where
'x: 'slf,
'old: 'x,
@ -462,16 +462,13 @@ impl<'old, 'new, 'bufs, T: DiffableStr + ?Sized + 'old + 'new> TextDiff<'old, 'n
///
/// This is a shortcut for combining [`TextDiff::ops`] with
/// [`TextDiff::iter_changes`].
pub fn iter_all_changes<'x, 'slf>(&'slf self) -> impl Iterator<Item = Change<'x, T>> + 'slf
pub fn iter_all_changes<'x, 'slf>(&'slf self) -> impl Iterator<Item = Change<'x, T>> + '_
where
'x: 'slf,
'x: 'slf + 'old + 'new,
'old: 'x,
'new: 'x,
{
// unclear why this needs Box::new here. It seems to infer some really
// odd lifetimes I can't figure out how to work with.
Box::new(self.ops().iter().flat_map(move |op| self.iter_changes(&op)))
as Box<dyn Iterator<Item = _>>
self.ops().iter().flat_map(move |op| self.iter_changes(&op))
}
/// Utility to return a unified diff formatter.
@ -492,14 +489,12 @@ impl<'old, 'new, 'bufs, T: DiffableStr + ?Sized + 'old + 'new> TextDiff<'old, 'n
///
/// Requires the `inline` feature.
#[cfg(feature = "inline")]
pub fn iter_inline_changes<'x, 'slf>(
pub fn iter_inline_changes<'slf>(
&'slf self,
op: &DiffOp,
) -> impl Iterator<Item = InlineChange<'x, T>> + 'slf
) -> impl Iterator<Item = InlineChange<'slf, T>> + '_
where
'x: 'slf,
'old: 'x,
'new: 'x,
'slf: 'old + 'new,
{
inline::iter_inline_changes(self, op)
}