pub trait FlatMapInPlace<T>: Sized {
// Required method
fn flat_map_in_place<F, I>(&mut self, f: F)
where F: FnMut(T) -> I,
I: IntoIterator<Item = T>;
}
pub trait FlatMapInPlace<T>: Sized {
// Required method
fn flat_map_in_place<F, I>(&mut self, f: F)
where F: FnMut(T) -> I,
I: IntoIterator<Item = T>;
}