DelayedValue

open class DelayedValue<T>

Simple abstraction that simplifies working with values that needs some time to be fetched. Kind of promise. Good to use in view models to simplify view configuration.

Types

  • Undocumented

    Declaration

    Swift

    public typealias GetValue = (_ completion: @escaping UseValue) -> ()

  • Undocumented

    Declaration

    Swift

    public typealias UseValue = (_ value: T) -> ()

Public Properties

  • Returns value if it’s available or nil.

    Declaration

    Swift

    private(set) public var value: T? { get }

Initialization and Setup

  • Allows to init DelayedValue without getValue closure in case it might be needed to set it later.

    Declaration

    Swift

    public init()

  • Init DelayedValue with getValue closure

    Declaration

    Swift

    public init(getValue: @escaping GetValue)

Public Methods

  • Allows to set getValue closure. It’ll be executed right after and call onValueAvaliable when available.

    Declaration

    Swift

    public func setGetValueClosure(_ getValue: @escaping GetValue)

  • Sets onValueAvailable closure that will be called when value available or immediately if value already available.

    Declaration

    Swift

    public func onValueAvailable(_ onValueAvaliable: @escaping UseValue)