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33 lines
608 B
Rust
33 lines
608 B
Rust
// check-pass
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pub trait BufferTrait<'buffer> {
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type Subset<'channel>
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where
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'buffer: 'channel;
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fn for_each_subset<F>(&self, f: F)
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where
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F: for<'channel> Fn(Self::Subset<'channel>);
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}
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pub struct SomeBuffer<'buffer> {
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samples: &'buffer [()],
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}
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impl<'buffer> BufferTrait<'buffer> for SomeBuffer<'buffer> {
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type Subset<'subset> = Subset<'subset> where 'buffer: 'subset;
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fn for_each_subset<F>(&self, _f: F)
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where
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F: for<'subset> Fn(Subset<'subset>),
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{
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todo!()
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}
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}
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pub struct Subset<'subset> {
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buffer: &'subset [()],
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}
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fn main() {}
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