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ConfigUpdateObserver interface

docs-devsite/remote-config.configupdateobserver.md

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ConfigUpdateObserver interface

Observer interface for receiving real-time Remote Config update notifications.

NOTE: Although an complete callback can be provided, it will never be called because the ConfigUpdate stream is never-ending.

<b>Signature:</b>

typescript
export interface ConfigUpdateObserver 

Properties

PropertyTypeDescription
complete() => voidCalled when the stream is gracefully terminated.
error(error: FirebaseError<!-- -->) => voidCalled if an error occurs during the stream.
next(configUpdate: ConfigUpdate<!-- -->) => voidCalled when a new ConfigUpdate is available.

ConfigUpdateObserver.complete

Called when the stream is gracefully terminated.

<b>Signature:</b>

typescript
complete: () => void;

ConfigUpdateObserver.error

Called if an error occurs during the stream.

<b>Signature:</b>

typescript
error: (error: FirebaseError) => void;

ConfigUpdateObserver.next

Called when a new ConfigUpdate is available.

<b>Signature:</b>

typescript
next: (configUpdate: ConfigUpdate) => void;