Trait metastruct::NumFields

pub trait NumFields<Selector> {
    const NUM_FIELDS: usize;
}

Trait for structs with a countable number of fields.

The Selector type can be used to select different subsets of fields.

Implementations of this trait are intended to be written using the metastruct macro and the num_fields attribute.

Required Associated Constants

const NUM_FIELDS: usize

Implementors