15 lines
280 B
Rust
15 lines
280 B
Rust
// edition:2021
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use std::iter;
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fn f<T>(data: &[T]) -> impl Iterator<Item = Vec> {
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//~^ ERROR: missing generics for struct `Vec` [E0107]
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iter::empty()
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}
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fn g<T>(data: &[T], target: T) -> impl Iterator<Item = Vec<T>> {
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f(data).filter(|x| x == target)
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}
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fn main() {}
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