Type Alias DTermSource 

pub type DTermSource<'a, D> = Box<dyn Iterator<Item = DResult<D, DTerm<'a, D>>> + 'a>;

👎Deprecated since 0.8.1: prototypes of term-yielding methods have changed

Type alias for fallible term iterators produced by a dataset.

See Dataset::subjects for more information about how to use it.

Aliased Type

pub struct DTermSource<'a, D>(/* private fields */);