Class: FilteredMappedSubscribableArray<T>
A subscribable which provides a filtered version of a source SubscribableArray.
Type parameters
| Name |
|---|
T |
Hierarchy
↳
FilteredMappedSubscribableArray
Properties
initialNotifyFunc
• Protected Readonly initialNotifyFunc: (sub: HandlerSubscription<SubscribableArrayHandler<T>>) => void
A function which sends initial notifications to subscriptions.
Type declaration
▸ (sub): void
A function which sends initial notifications to subscriptions.
Parameters
| Name | Type |
|---|---|
sub | HandlerSubscription<SubscribableArrayHandler<T>> |
Returns
void
Inherited from
AbstractSubscribableArray.initialNotifyFunc
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:20
notifyDepth
• Protected notifyDepth: number = 0
Inherited from
AbstractSubscribableArray.notifyDepth
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:17
onSubDestroyedFunc
• Protected Readonly onSubDestroyedFunc: (sub: HandlerSubscription<SubscribableArrayHandler<T>>) => void
A function which responds to when a subscription to this subscribable is destroyed.
Type declaration
▸ (sub): void
A function which responds to when a subscription to this subscribable is destroyed.
Parameters
| Name | Type |
|---|---|
sub | HandlerSubscription<SubscribableArrayHandler<T>> |
Returns
void
Inherited from
AbstractSubscribableArray.onSubDestroyedFunc
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:23
singletonSub
• Protected Optional singletonSub: HandlerSubscription<SubscribableArrayHandler<T>>
Inherited from
AbstractSubscribableArray.singletonSub
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:14
subs
• Protected Optional subs: HandlerSubscription<SubscribableArrayHandler<T>>[]
Inherited from
AbstractSubscribableArray.subs
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:16
Accessors
length
• get length(): number
The length of this array.
Returns
number
Overrides
AbstractSubscribableArray.length
Defined in
src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:13
Methods
addSubscription
▸ addSubscription(sub): void
Adds a subscription to this array.
Parameters
| Name | Type | Description |
|---|---|---|
sub | HandlerSubscription<SubscribableArrayHandler<T>> | The subscription to add. |
Returns
void
Inherited from
AbstractSubscribableArray.addSubscription
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:29
destroy
▸ destroy(): void
Destroys this subscribable. After destruction, this subscribable will no longer update in response to changes made to its source.
Returns
void
Defined in
src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:156
get
▸ get(index): T
Gets an item from the array.
Parameters
| Name | Type | Description |
|---|---|---|
index | number | Thex index of the item to get. |
Returns
T
An item.
Throws
Inherited from
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:77
getArray
▸ getArray(): readonly T[]
Gets a read-only version of this array.
Returns
readonly T[]
a read-only version of this array.
Overrides
AbstractSubscribableArray.getArray
Defined in
src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:148
initialNotify
▸ initialNotify(sub): void
Notifies a subscription of this array's current state.
Parameters
| Name | Type | Description |
|---|---|---|
sub | HandlerSubscription<SubscribableArrayHandler<T>> | The subscription to notify. |
Returns
void
Inherited from
AbstractSubscribableArray.initialNotify
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:176
notify
▸ notify(index, type, modifiedItem?): void
Notifies subscriptions of a change in the array.
Parameters
| Name | Type | Description |
|---|---|---|
index | number | The index that was changed. |
type | SubscribableArrayEventType | The type of subject event. |
modifiedItem? | T | readonly T[] | The item modified by the operation. |
Returns
void
Inherited from
AbstractSubscribableArray.notify
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:100
onSubDestroyed
▸ onSubDestroyed(sub): void
Responds to when a subscription to this array is destroyed.
Parameters
| Name | Type | Description |
|---|---|---|
sub | HandlerSubscription<SubscribableArrayHandler<T>> | The destroyed subscription. |
Returns
void
Inherited from
AbstractSubscribableArray.onSubDestroyed
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:185
setFilter
▸ setFilter(filterFunc): void
Set a new filter for this array.
Parameters
| Name | Type | Description |
|---|---|---|
filterFunc | (a: T) => boolean | The new filter function. |
Returns
void
Defined in
src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:75
sub
▸ sub(handler, initialNotify?, paused?): Subscription
Subscribes to changes in this array's state.
Parameters
| Name | Type | Default value | Description |
|---|---|---|---|
handler | SubscribableArrayHandler<T> | undefined | A function which is called when this array's state changes. |
initialNotify | boolean | false | Whether to immediately invoke the callback function with this array's current state. Defaults to false. This argument is ignored if the subscription is initialized as paused. |
paused | boolean | false | Whether the new subscription should be initialized as paused. Defaults to false. |
Returns
The new subscription.
Inherited from
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:41
tryGet
▸ tryGet(index): undefined | T
Tries to get the value from the array.
Parameters
| Name | Type | Description |
|---|---|---|
index | number | The index of the item to get. |
Returns
undefined | T
The value or undefined if not found.
Inherited from
AbstractSubscribableArray.tryGet
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:90
unsub
▸ unsub(handler): void
Unsubscribes a callback function from this array.
Parameters
| Name | Type | Description |
|---|---|---|
handler | SubscribableArrayHandler<T> | The function to unsubscribe. |
Returns
void
Deprecated
This method has been deprecated in favor of using the Subscription object returned by .sub()
to manage subscriptions.
Inherited from
AbstractSubscribableArray.unsub
Defined in
src/sdk/sub/AbstractSubscribableArray.ts:56
create
▸ create<CT>(source, filterFunc): FilteredMappedSubscribableArray<CT>
Public creation method for a new FilteredMappedSubscribableArray.
Type parameters
| Name |
|---|
CT |
Parameters
| Name | Type | Description |
|---|---|---|
source | SubscribableArray<CT> | The source array subject for the new mapped array. |
filterFunc | (a: CT) => boolean | The filter function to use to prune members. Should return false for filtered-out elements. |
Returns
FilteredMappedSubscribableArray<CT>
A new SortedMappedSubscribableArray.
Defined in
src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:37