Interface: SubscribableMap<K, V>

A map which allows others to subscribe to be notified of changes in its state.

Type parameters

Name
K
V

Hierarchy

• SubscribableMap

  ↳ MutableSubscribableMap

Implemented by

• AbstractSubscribableMap

Properties

isSubscribableMap

• Readonly isSubscribableMap: true

Flags this object as a SubscribableMap.

Defined in

src/sdk/sub/SubscribableMap.ts:27

---

size

• Readonly size: number

The number of elements contained in this map.

Defined in

src/sdk/sub/SubscribableMap.ts:30

Methods

get

▸ get(): ReadonlyMap<K, V>

Gets a read-only version of this map.

Returns

ReadonlyMap<K, V>

A read-only version of this map.

Defined in

src/sdk/sub/SubscribableMap.ts:36

---

getValue

▸ getValue(key): undefined | V

Gets the value stored under a given key in this map.

Parameters

Name	Type	Description
key	K	The key under which the value to get is stored.

Returns

undefined | V

The value stored under the specified key in this map, or undefined if this map does not contain the specified key.

Defined in

src/sdk/sub/SubscribableMap.ts:51

---

has

▸ has(key): boolean

Checks whether this map contains a key.

Parameters

Name	Type	Description
key	K	The key to check.

Returns

boolean

Whether this map contains the specified key.

Defined in

src/sdk/sub/SubscribableMap.ts:43

---

pipe

▸ pipe(to, paused?): Subscription

Subscribes to and pipes this map's state to a mutable subscribable map. Whenever a key-value pair added, changed, or removed event is received through the subscription, the same key-value pair will be added to, changed, or removed from the other map.

Parameters

Name	Type	Description
to	MutableSubscribableMap<K, V>	The mutable subscribable map to which to pipe this map's state.
paused?	boolean	Whether the new subscription should be initialized as paused. Defaults to false.

Returns

Subscription

The new subscription.

Defined in

src/sdk/sub/SubscribableMap.ts:71

---

sub

▸ sub(handler, initialNotify?, paused?): Subscription

Subscribes to changes in this map's state.

Parameters

Name	Type	Description
handler	SubscribableMapHandler<K, V>	A function which is called when this map's state changes.
initialNotify?	boolean	Whether to immediately invoke the callback function with this map's current state. Defaults to false. This argument is ignored if the subscription is initialized as paused.
paused?	boolean	Whether the new subscription should be initialized as paused. Defaults to false.

Returns

Subscription

The new subscription.

Defined in

src/sdk/sub/SubscribableMap.ts:61