ObserverList

Monster.Types. ObserverList

With the help of the ObserverList class, observer can be managed.

You can call the method via the monster namespace new Monster.Types.ObserverList().

<script type="module">
import {Monster} from 'https://cdn.jsdelivr.net/npm/@schukai/monster@1.30.0/dist/monster.js';
console.log(new Monster.Types.ObserverList())
console.log(new Monster.Types.ObserverList())
</script>

Alternatively, you can also integrate this function individually.

<script type="module">
import {ObserverList} from 'https://cdn.jsdelivr.net/npm/@schukai/monster@1.30.0/dist/modules/types/observerlist.js';
console.log(ObserverList())
console.log(ObserverList())
</script>

Constructor

# new ObserverList()

Since:
  • 1.0.0

Methods

# attach(observer) → {ObserverList}

Parameters:
Name Type Description
observer Observer
Throws:

value is not an instance of Observer

Type
TypeError
Returns:
Type
ObserverList

# contains(observer) → {boolean}

Parameters:
Name Type Description
observer Observer
Throws:

value is not an instance of Observer

Type
TypeError
Returns:
Type
boolean

# detach(observer) → {ObserverList}

Parameters:
Name Type Description
observer Observer
Throws:

value is not an instance of Observer

Type
TypeError
Returns:
Type
ObserverList

# notify(subject) → {Promise}

Parameters:
Name Type Description
subject
Returns:
Type
Promise