Class UmbObserverController<T>

Type Parameters

T = unknown

Hierarchy (View Summary)

UmbObserver<T>
- UmbObserverController

Implements

UmbController

Index

Constructors

Accessors

controllerAlias

Methods

asPromise destroy hostConnected hostDisconnected

Constructors

constructor

new UmbObserverController<T = unknown>(
    host: UmbControllerHost,
    source: Observable<T>,
    callback?: ObserverCallback<T>,
    alias?: UmbControllerAlias,
): UmbObserverController<T>
Type Parameters
- T = unknown
Parameters
- host: UmbControllerHost
- source: Observable<T>
- Optionalcallback: ObserverCallback<T>
- Optionalalias: UmbControllerAlias
Returns UmbObserverController<T>
Overrides UmbObserver.constructor
- Defined in src/libs/observable-api/observer.controller.ts:13

Accessors

controllerAlias

get controllerAlias(): UmbControllerAlias
Returns UmbControllerAlias
Implementation of UmbController.controllerAlias
- Defined in src/libs/observable-api/observer.controller.ts:9

Methods

asPromise

asPromise(): Promise<Exclude<T, undefined>>
provides a promise which is resolved ones the observer got a value that is not undefined. Notice this promise will resolve immediately if the Observable holds an empty array or empty string.

Returns Promise<Exclude<T, undefined>>
Inherited from UmbObserver.asPromise
- Defined in src/libs/observable-api/observer.ts:24

destroy

destroy(): void
Returns void
Implementation of UmbController.destroy
Overrides UmbObserver.destroy
- Defined in src/libs/observable-api/observer.controller.ts:35

hostConnected

hostConnected(): void
Returns void
Implementation of UmbController.hostConnected
Inherited from UmbObserver.hostConnected
- Defined in src/libs/observable-api/observer.ts:52

hostDisconnected

hostDisconnected(): void
Returns void
Implementation of UmbController.hostDisconnected
Inherited from UmbObserver.hostDisconnected
- Defined in src/libs/observable-api/observer.ts:59