Trait frame_support::traits::tokens::nonfungibles::InspectEnumerable

source · [−]
pub trait InspectEnumerable<AccountId>: Inspect<AccountId> {
    fn classes() -> Box<dyn Iterator<Item = Self::ClassId>>ⓘ
Notable traits for Box<W, Global>
impl<W> Write for Box<W, Global> where
    W: Write + ?Sized, impl<R> Read for Box<R, Global> where
    R: Read + ?Sized, impl<I, A> Iterator for Box<I, A> where
    I: Iterator + ?Sized,
    A: Allocator,     type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where
    F: Future + Unpin + ?Sized,
    A: Allocator + 'static,     type Output = <F as Future>::Output;
;

    fn instances(
        class: &Self::ClassId
    ) -> Box<dyn Iterator<Item = Self::InstanceId>>ⓘ
Notable traits for Box<W, Global>
impl<W> Write for Box<W, Global> where
    W: Write + ?Sized, impl<R> Read for Box<R, Global> where
    R: Read + ?Sized, impl<I, A> Iterator for Box<I, A> where
    I: Iterator + ?Sized,
    A: Allocator,     type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where
    F: Future + Unpin + ?Sized,
    A: Allocator + 'static,     type Output = <F as Future>::Output;
;

    fn owned(
        who: &AccountId
    ) -> Box<dyn Iterator<Item = (Self::ClassId, Self::InstanceId)>>ⓘ
Notable traits for Box<W, Global>
impl<W> Write for Box<W, Global> where
    W: Write + ?Sized, impl<R> Read for Box<R, Global> where
    R: Read + ?Sized, impl<I, A> Iterator for Box<I, A> where
    I: Iterator + ?Sized,
    A: Allocator,     type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where
    F: Future + Unpin + ?Sized,
    A: Allocator + 'static,     type Output = <F as Future>::Output;
;

    fn owned_in_class(
        class: &Self::ClassId, 
        who: &AccountId
    ) -> Box<dyn Iterator<Item = Self::InstanceId>>ⓘ
Notable traits for Box<W, Global>
impl<W> Write for Box<W, Global> where
    W: Write + ?Sized, impl<R> Read for Box<R, Global> where
    R: Read + ?Sized, impl<I, A> Iterator for Box<I, A> where
    I: Iterator + ?Sized,
    A: Allocator,     type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where
    F: Future + Unpin + ?Sized,
    A: Allocator + 'static,     type Output = <F as Future>::Output;
;
}
Expand description

Interface for enumerating assets in existence or owned by a given account over many collections of NFTs.

Required methods

Returns an iterator of the asset classes in existence.

Returns an iterator of the instances of an asset class in existence.

Returns an iterator of the asset instances of all classes owned by who.

Returns an iterator of the asset instances of class owned by who.

Implementors