Skip to main content

class MultiMapEmpty<K,V,Tp>

undocumented

Extends: EmptyBase

Implements: MultiMapBase<K,V,Tp>

Type parameters​

NameConstraintsDescription
Kundocumented
Vundocumented
TpContextImplTypesundocumented

Properties​

_NonEmptyType​

undocumented

Definition​

_NonEmptyType: WithKeyValue<Tp, K, V>['nonEmpty'];

Overrides​

EmptyBase._NonEmptyType

context​

undocumented

Definition​

readonly context: WithKeyValue<Tp, K, V>['context'];

Overrides​

MultiMapBase.context

isEmpty​

Returns true since the collection is empty.

Definition​

get isEmpty(): true;

Overrides​

EmptyBase.isEmptyVariantMultiMapBase.isEmpty

keyMap​

undocumented

Definition​

get keyMap(): WithKeyValue<Tp, K, V>['keyMap'];

Overrides​

VariantMultiMapBase.keyMap

keySize​

undocumented

Definition​

get keySize(): 0;

Overrides​

VariantMultiMapBase.keySize

length​

Returns 0 for the length of the collection.

Definition​

get length(): 0;

Overrides​

EmptyBase.length

size​

Returns 0 for the size of the collection.

Definition​

get size(): 0;

Overrides​

EmptyBase.sizeVariantMultiMapBase.size

Methods​

[Symbol.iterator]​

Returns an empty iterator.

add​

undocumented

Definition​

add(key: K, value: V): WithKeyValue<Tp, K, V>['nonEmpty'];

Parameters​

NameTypeDescription
keyK
valueV

Overrides​

MultiMapBase.add

addEntries​

undocumented

Definition​

addEntries(entries: StreamSource<readonly [K, V]>): any;

Parameters​

NameTypeDescription
entriesStreamSource<readonly [K, V]>

Overrides​

MultiMapBase.addEntries

assumeNonEmpty​

Throws a RimbuError.EmptyCollectionAssumedNonEmptyError, since the collection is empty.

Definition​

assumeNonEmpty(): never;

throws

RimbuError.EmptyCollectionAssumedNonEmptyError

Overrides​

EmptyBase.assumeNonEmpty, VariantMultiMapBase.assumeNonEmpty

filter​

Returns this, since filtering an empty collection is still empty.

Definition​

filter(): any;

Overrides​

EmptyBase.filter, VariantMultiMapBase.filter

forEach​

Performs no action, since there are no elements.

Definition​

forEach(): void;

Overrides​

EmptyBase.forEach, VariantMultiMapBase.forEach

getValues​

undocumented

Definition​

getValues(): WithKeyValue<Tp, K, V>['keyMapValues'];

Overrides​

VariantMultiMapBase.getValues

hasEntry​

undocumented

Definition​

hasEntry(): false;

Overrides​

VariantMultiMapBase.hasEntry

hasKey​

undocumented

Definition​

hasKey(): false;

Overrides​

VariantMultiMapBase.hasKey

modifyAt​

undocumented

Definition​

modifyAt(atKey: K, options: {
    ifNew?: OptLazy<StreamSource<V>>;
  }): WithKeyValue<Tp, K, V>['normal'];

Parameters​

NameTypeDescription
atKeyK
options{
    ifNew?: OptLazy<StreamSource<V>>;
  }

Overrides​

MultiMapBase.modifyAt

nonEmpty​

Returns false, keeping the type narrowed to the empty variant.

Definition​

nonEmpty(): this is this['_NonEmptyType'];

Overrides​

EmptyBase.nonEmpty, VariantMultiMapBase.nonEmpty

remove​

Returns this, since removing from an empty collection has no effect.

Definition​

remove(): any;

Overrides​

EmptyBase.remove

removeEntries​

undocumented

Definition​

removeEntries(): WithKeyValue<Tp, K, V>['normal'];

Overrides​

VariantMultiMapBase.removeEntries

removeEntry​

undocumented

Definition​

removeEntry(): WithKeyValue<Tp, K, V>['normal'];

Overrides​

VariantMultiMapBase.removeEntry

removeKey​

undocumented

Definition​

removeKey(): WithKeyValue<Tp, K, V>['normal'];

Overrides​

VariantMultiMapBase.removeKey

removeKeyAndGet​

undocumented

Definition​

removeKeyAndGet(): undefined;

Overrides​

VariantMultiMapBase.removeKeyAndGet

removeKeys​

undocumented

Definition​

removeKeys(): WithKeyValue<Tp, K, V>['normal'];

Overrides​

VariantMultiMapBase.removeKeys

setValues​

undocumented

Definition​

setValues(key: K, values: StreamSource<V>): WithKeyValue<Tp, K, V>['nonEmpty'];

Parameters​

NameTypeDescription
keyK
valuesStreamSource<V>

Overrides​

MultiMapBase.setValues

stream​

Returns an empty Stream.

Definition​

stream(): Stream<any>;

Overrides​

EmptyBase.stream, VariantMultiMapBase.stream

streamKeys​

undocumented

Definition​

streamKeys(): Stream<K>;

Overrides​

VariantMultiMapBase.streamKeys

streamValues​

undocumented

Definition​

streamValues(): Stream<V>;

Overrides​

VariantMultiMapBase.streamValues

toArray​

Returns an empty array.

Definition​

toArray(): [];

Overrides​

EmptyBase.toArray, VariantMultiMapBase.toArray

toBuilder​

undocumented

Definition​

toBuilder(): WithKeyValue<Tp, K, V>['builder'];

Overrides​

MultiMapBase.toBuilder

toJSON​

undocumented

Definition​

toJSON(): ToJSON<[K, V[]][]>;

Overrides​

VariantMultiMapBase.toJSON

toString​

undocumented

Definition​

toString(): string;

Overrides​

VariantMultiMapBase.toString