Storage Documentation

Structure Any​Storage 

public struct AnyStorage<Item: Storable>

A struct defining a type-erased instance of Storage.

%17 AnyStorage AnyStorage Storage Storage AnyStorage->Storage Sequence Sequence AnyStorage->Sequence

Conforms To

Sequence
Storage

Initializers

init(_:​) 

public init<S: Storage>(_ storage: S) where S.Item == Item

Init.

Parameters

storage S

Some Storage.

Methods

make​Iterator() 

public func makeIterator() -> AnyIterator<Item>

Compose the iterator.

Returns

Some IteratorProtocol.

insert(_:​) 

@discardableResult
    public func insert(_ item: Item) throws -> (inserted: Bool, memberAfterInsert: Item)

Insert a new item.

Parameters

item Item

Some Item.

Returns

A tuple indicating whether a previous value existed, and what this value was.

remove​Value(for​Key:​) 

@discardableResult
    public func removeValue(forKey key: Item.ID) throws -> Item?

Remove the associated item, if it exists.

Parameters

key Item.​ID

Some Item.ID.

Throws

Any Error.

Returns

The removed Item, if it exists.

remove​All() 

public func removeAll() throws

Remove all associated items.