Trait pallet_roles::storage::TryAppendValue

pub trait TryAppendValue<T, I>where
    T: StorageTryAppend<I>,
    I: Encode,{
    fn try_append<LikeI>(item: LikeI) -> Result<(), ()>
    where
        LikeI: EncodeLike<I>;
}

Storage value that is capable of StorageTryAppend.

Required Methods

fn try_append<LikeI>(item: LikeI) -> Result<(), ()>where
    LikeI: EncodeLike<I>,

Try and append the item into the storage item.

This might fail if bounds are not respected.

Implementors

impl<T, I, StorageValueT> TryAppendValue<T, I> for StorageValueTwhere
    I: Encode,
    T: FullCodec + StorageTryAppend<I>,
    StorageValueT: StorageValue<T>,