Interface: SubscribeOptions<R>
The options passed to subscribe.
Type parameters
| Name |
|---|
R |
Properties
isEqual
• Optional isEqual: (a: R, b: R) => boolean
Type declaration
▸ (a, b): boolean
If present this function is used to determine if the value returned by the body function has changed. If not provided a JSON deep equality check is used.
Parameters
| Name | Type |
|---|---|
a | R |
b | R |
Returns
boolean
onData
• onData: (result: R) => void
Type declaration
▸ (result): void
Called when the return value of the body function changes.
Parameters
| Name | Type |
|---|---|
result | R |
Returns
void
onDone
• Optional onDone: () => void
Type declaration
▸ (): void
If present, called when the subscription is removed/done.
Returns
void
onError
• Optional onError: (error: unknown) => void
Type declaration
▸ (error): void
If present, called when an error occurs.
Parameters
| Name | Type |
|---|---|
error | unknown |
Returns
void