pub struct Solver<U, E> where
U: User,
E: Engine<U>, { /* fields omitted */ }
Returns a reference to next element in the stream, if any.
Truncates the stream leaving at most one element, and returns a reference to
the remaining element if any.
impl<T> Any for T where
T: 'static + ?Sized,
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
impl<T, U> Into<U> for T where
U: From<T>,
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.