Trait pyro::Query

pub trait Query<'s> {
    type Iter: Iterator + 's;

    fn query<S: Storage>(storage: &'s mut S) -> Option<Self::Iter>;
}

Required Associated Types

type Iter: Iterator + 's

Required Methods

fn query<S: Storage>(storage: &'s mut S) -> Option<Self::Iter>

Implementors

impl<'s, A> Query<'s> for All<'s, A>where
    A: Fetch<'s>,

type Iter = <A as Fetch<'s>>::Iter

impl<'s, A, B> Query<'s> for All<'s, (A, B)>where
    A: Fetch<'s>,
    B: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter)>

impl<'s, A, B, C> Query<'s> for All<'s, (A, B, C)>where
    A: Fetch<'s>,
    B: Fetch<'s>,
    C: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter, <C as Fetch<'s>>::Iter)>

impl<'s, A, B, C, D> Query<'s> for All<'s, (A, B, C, D)>where
    A: Fetch<'s>,
    B: Fetch<'s>,
    C: Fetch<'s>,
    D: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter, <C as Fetch<'s>>::Iter, <D as Fetch<'s>>::Iter)>

impl<'s, A, B, C, D, E> Query<'s> for All<'s, (A, B, C, D, E)>where
    A: Fetch<'s>,
    B: Fetch<'s>,
    C: Fetch<'s>,
    D: Fetch<'s>,
    E: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter, <C as Fetch<'s>>::Iter, <D as Fetch<'s>>::Iter, <E as Fetch<'s>>::Iter)>

impl<'s, A, B, C, D, E, F> Query<'s> for All<'s, (A, B, C, D, E, F)>where
    A: Fetch<'s>,
    B: Fetch<'s>,
    C: Fetch<'s>,
    D: Fetch<'s>,
    E: Fetch<'s>,
    F: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter, <C as Fetch<'s>>::Iter, <D as Fetch<'s>>::Iter, <E as Fetch<'s>>::Iter, <F as Fetch<'s>>::Iter)>

impl<'s, A, B, C, D, E, F, G> Query<'s> for All<'s, (A, B, C, D, E, F, G)>where
    A: Fetch<'s>,
    B: Fetch<'s>,
    C: Fetch<'s>,
    D: Fetch<'s>,
    E: Fetch<'s>,
    F: Fetch<'s>,
    G: Fetch<'s>,

type Iter = Zip<(<A as Fetch<'s>>::Iter, <B as Fetch<'s>>::Iter, <C as Fetch<'s>>::Iter, <D as Fetch<'s>>::Iter, <E as Fetch<'s>>::Iter, <F as Fetch<'s>>::Iter, <G as Fetch<'s>>::Iter)>