Class AsyncValueFallbackMapper<T, TFallback>

Type Parameters

T
TFallback

Hierarchy

BaseAsyncValueMapper<T | TFallback>
- AsyncValueFallbackMapper

Index

Constructors

Properties

Methods

dispose mapObservable reset setError setValue update

Constructors

constructor

new AsyncValueFallbackMapper<T, TFallback>(fallback, onValue?, onError?): AsyncValueFallbackMapper<T, TFallback>
Type Parameters
- T
- TFallback
Parameters
- fallback: TFallback
- OptionalonValue: ((value: T | TFallback) => void)
  - - (value): void
    - Parameters
      value: T | TFallback
      Returns void
- OptionalonError: (() => void)
  - - (): void
    - Returns void
Returns AsyncValueFallbackMapper<T, TFallback>
Overrides BaseAsyncValueMapper<T|TFallback>.constructor
- Defined in src/helpers/async-value-mapper.ts:89

Properties

`Readonly`error$

error$: Observable<void> = ...

`Readonly`value$

value$: Observable<T | TFallback> = ...

Methods

dispose

dispose(): void
Returns void
Inherited from BaseAsyncValueMapper.dispose
- Defined in src/helpers/async-value-mapper.ts:69

mapObservable

mapObservable(value$): Unsubscribable
Parameters
- value$: Subscribable<T>
Returns Unsubscribable
Overrides BaseAsyncValueMapper.mapObservable
- Defined in src/helpers/async-value-mapper.ts:93

reset

reset(): void
Returns void
Inherited from BaseAsyncValueMapper.reset
- Defined in src/helpers/async-value-mapper.ts:65

`Protected`setError

setError(): void
Returns void
Inherited from BaseAsyncValueMapper.setError
- Defined in src/helpers/async-value-mapper.ts:33

`Protected`setValue

setValue(value): void
Parameters
- value: T | TFallback
Returns void
Inherited from BaseAsyncValueMapper.setValue
- Defined in src/helpers/async-value-mapper.ts:28

update

update(value): undefined | boolean
Update the mapper with a new input value
Parameters
- value: AsyncOrSyncVal<T | TFallback>
Returns undefined | boolean
emitted - True is a value was synchronously emitted
Inherited from BaseAsyncValueMapper.update
- Defined in src/helpers/async-value-mapper.ts:43