Class: FilteredMappedSubscribableArray<T>

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:8

A subscribable which provides a filtered version of a source SubscribableArray.

Extends

• AbstractSubscribableArray<T>

Type Parameters

Type Parameter
T

Properties

initialNotifyFunc()

protected readonly initialNotifyFunc: (sub) => void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:20

A function which sends initial notifications to subscriptions.

Notifies a subscription of this array's current state.

Parameters

Parameter	Type	Description
sub	HandlerSubscription<SubscribableArrayHandler<T>>	The subscription to notify.

Returns

void

Inherited from

AbstractSubscribableArray.initialNotifyFunc

---

notifyDepth

protected notifyDepth: number = 0

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:17

Inherited from

AbstractSubscribableArray.notifyDepth

---

onSubDestroyedFunc()

protected readonly onSubDestroyedFunc: (sub) => void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:23

A function which responds to when a subscription to this subscribable is destroyed.

Responds to when a subscription to this array is destroyed.

Parameters

Parameter	Type	Description
sub	HandlerSubscription<SubscribableArrayHandler<T>>	The destroyed subscription.

Returns

void

Inherited from

AbstractSubscribableArray.onSubDestroyedFunc

---

singletonSub?

protected optional singletonSub: HandlerSubscription<SubscribableArrayHandler<T>>

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:14

Inherited from

AbstractSubscribableArray.singletonSub

---

subs?

protected optional subs: HandlerSubscription<SubscribableArrayHandler<T>>[]

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:16

Inherited from

AbstractSubscribableArray.subs

Accessors

length

Get Signature

get length(): number

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:13

The length of this array.

Returns

number

The length of this array.

Overrides

AbstractSubscribableArray.length

Methods

addSubscription()

protected addSubscription(sub): void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:29

Adds a subscription to this array.

Parameters

Parameter	Type	Description
sub	HandlerSubscription<SubscribableArrayHandler<T>>	The subscription to add.

Returns

void

Inherited from

AbstractSubscribableArray.addSubscription

---

destroy()

destroy(): void

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:156

Destroys this subscribable. After destruction, this subscribable will no longer update in response to changes made to its source.

Returns

void

---

get()

get(index): T

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:77

Gets an item from the array.

Parameters

Parameter	Type	Description
index	number	Thex index of the item to get.

Returns

T

An item.

Throws

Inherited from

AbstractSubscribableArray.get

---

getArray()

getArray(): readonly T[]

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:148

Gets a read-only version of this array.

Returns

readonly T[]

a read-only version of this array.

Overrides

AbstractSubscribableArray.getArray

---

initialNotify()

protected initialNotify(sub): void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:176

Notifies a subscription of this array's current state.

Parameters

Parameter	Type	Description
sub	HandlerSubscription<SubscribableArrayHandler<T>>	The subscription to notify.

Returns

void

Inherited from

AbstractSubscribableArray.initialNotify

---

notify()

protected notify(index, type, modifiedItem?): void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:100

Notifies subscriptions of a change in the array.

Parameters

Parameter	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

---

onSubDestroyed()

protected onSubDestroyed(sub): void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:185

Responds to when a subscription to this array is destroyed.

Parameters

Parameter	Type	Description
sub	HandlerSubscription<SubscribableArrayHandler<T>>	The destroyed subscription.

Returns

void

Inherited from

AbstractSubscribableArray.onSubDestroyed

---

setFilter()

setFilter(filterFunc): void

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:75

Set a new filter for this array.

Parameters

Parameter	Type	Description
filterFunc	(a) => boolean	The new filter function.

Returns

void

---

sub()

sub(handler, initialNotify, paused): Subscription

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:41

Subscribes to changes in this array's state.

Parameters

Parameter	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

Subscription

The new subscription.

Inherited from

AbstractSubscribableArray.sub

---

tryGet()

tryGet(index): undefined | T

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:90

Tries to get the value from the array.

Parameters

Parameter	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

---

unsub()

unsub(handler): void

Defined in: src/sdk/sub/AbstractSubscribableArray.ts:56

Unsubscribes a callback function from this array.

Parameters

Parameter	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

---

create()

static create<CT>(source, filterFunc): FilteredMappedSubscribableArray<CT>

Defined in: src/sdk/utils/datastructures/FilteredMappedSubscribableArray.ts:37

Public creation method for a new FilteredMappedSubscribableArray.

Type Parameters

Type Parameter
CT

Parameters

Parameter	Type	Description
source	SubscribableArray<CT>	The source array subject for the new mapped array.
filterFunc	(a) => boolean	The filter function to use to prune members. Should return false for filtered-out elements.

Returns

FilteredMappedSubscribableArray<CT>

A new SortedMappedSubscribableArray.