Interface: MutatableCollector

A Collector that allows you to traverse directly into a Mutator

Extends

• Collector

Properties

destroyed

destroyed: boolean

True of the Collector has been destroyed, otherwise False.

Inherited from

Collector.destroyed

---

elements

elements: Element[]

All Elements the Collector has collected.

Inherited from

Collector.elements

---

id

id: string

The id of the Collector.

Inherited from

Collector.id

---

isValid

isValid: boolean

True if all validation has been satisfied, otherwise False.

Inherited from

Collector.isValid

---

log

log: MessageLog

A MessageLog scoped to this Collector.

Inherited from

Collector.log

---

loopGuard

loopGuard: LoopGuardOptions

Options for LoopGuard to catch infinite loops

Inherited from

Collector.loopGuard

---

name

name: string | undefined

The name of the Collector.

Inherited from

Collector.name

---

observedTargets

observedTargets: Element[]

All Elements the Collector is currently observing.

Inherited from

Collector.observedTargets

---

paused

paused: boolean

True if the Collector is paused, otherwise False.

Inherited from

Collector.paused

---

root

root: Document | Element

The outermost parent Element to observe.

Inherited from

Collector.root

---

scope

scope: string | undefined

The scope of the Collector, defined by collect.scope().

Inherited from

Collector.scope

---

selector?

optional selector: SelectorType

The selector or subject used to seed the collector.

Inherited from

Collector.selector

Methods

addListener()

addListener(listener): this

Add an ElementListener to Collector without immediately invoking.

Parameters

Parameter	Type	Description
listener	ElementListener	A callback to be notified about changes in the Elements.

Returns

this

Inherited from

Collector.addListener

---

as()

as(name): MutatableCollector

Create a Collector associated with the specified name.

Parameters

Parameter	Type	Description
name	string	The name of the Collector to create.

Returns

MutatableCollector

---

atLeast()

atLeast(count): this

Specify the minimum number of Elements the Collector must find before it is considered valid.

Parameters

Parameter	Type	Description
count	number	The minimum number of Elements the Collector must match to be considered value.

Returns

this

Inherited from

Collector.atLeast

---

atMost()

atMost(count): this

Specify the maximum number of Elements the Collector should find to be considered valid.

Parameters

Parameter	Type	Description
count	number	The maximum number of Elements the Collector must match to be considered value.

Returns

this

Inherited from

Collector.atMost

---

claim()

claim(): Promise<Element>

Permanently claim a collected Element for modification.

Returns

Promise<Element>

Inherited from

Collector.claim

---

destroy()

destroy(): void

Permanently destroy this Collector.

Returns

void

Inherited from

Collector.destroy

---

exactly()

exactly(count): this

Specify the total number of Elements the Collector should find to be considered valid.

Parameters

Parameter	Type	Description
count	number	The total number of Elements the Collector must match to be considered value.

Returns

this

Inherited from

Collector.exactly

---

filter()

filter(predicate): this

Add a Predicate Elements must satisfy to be included in the Collector.

Parameters

Parameter	Type	Description
predicate	Predicate	A Predicate Elements must satisfy to be included in the Collector

Returns

this

Inherited from

Collector.filter

---

map()

map(mapping): this

Map matched Elements to a new Element to be included in the Collector.

Parameters

Parameter	Type	Description
mapping	Mapping	A Mapping to map matched Elements to a new Element.

Returns

this

Inherited from

Collector.map

---

mutate()

mutate(variantKey?): Mutator

Create a Mutator associated with the current Collector.

Parameters

Parameter	Type	Description
variantKey?	string	The variant key to associate with the Mutator.

Returns

Mutator

---

notifyListeners()

notifyListeners(elementAction, element): void

Validates the Collector and calls all attached ElementListeners

Parameters

Parameter	Type	Description
elementAction	EventType	The type of action of which to notify ElementListeners
element	Element	The Element to pass to ElementListeners

Returns

void

Inherited from

Collector.notifyListeners

---

observeParent()

observeParent(parentSelector): this

Set a selector for the parent Elements to be observed for matching Elements.

Parameters

Parameter	Type	Description
parentSelector	string	The selector for parent Elements.

Returns

this

Inherited from

Collector.observeParent

---

pause()

pause(): this

Pause collection and Element related notifications for this Collector.

Returns

this

Inherited from

Collector.pause

---

subscribe()

subscribe(listener): this

Subscribe to notifications about the changing of Elements within the Collector. Validates the Collector and immediately invokes the ElementListener when called.

Parameters

Parameter	Type	Description
listener	ElementListener	A callback to be notified about changes in the Elements.

Returns

this

Inherited from

Collector.subscribe

---

subscribeState()

subscribeState(listener): this

Subscribe to notifications about the changing of state within the collector.

Parameters

Parameter	Type	Description
listener	CollectorStateListener	A callback to be notified when the state of the Collector changes.

Returns

this

Inherited from

Collector.subscribeState

---

unpause()

unpause(): this

Unpause collection and Element related notifications for this Collector.

Returns

this

Inherited from

Collector.unpause

---

unsubscribe()

unsubscribe(listener): this

Unsubscribe a previously subscribed listener from the Collector.

Parameters

Parameter	Type	Description
listener	ElementListener	The callback function that needs to be removed. It must match the reference of a listener previously added via subscribe.

Returns

this

Returns the current instance to allow method chaining.

Inherited from

Collector.unsubscribe

---

validate()

validate(predicate): this

Add a Predicate that the Collector must satisfy before it is considered valid and ready to apply Effects.

Parameters

Parameter	Type	Description
predicate	Predicate	A Predicate the collector must meet before applying Effects.

Returns

this

Inherited from

Collector.validate

---

within()

within(millis): this

Specify the maximum amount of time in milliseconds that a Collector has to satisfy all validation criteria.

Parameters

Parameter	Type	Description
millis	number	The maximum amount of time the Collector has to satisfy validation criteria.

Returns

this

Inherited from

Collector.within