types/kotools.types.collection/NotEmptyList/Companion

Companion

object Companion

Contains static declarations for the NotEmptyList type.

Functions

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@ExperimentalKotoolsTypesApi
@ExperimentalSince(version = KotoolsTypesVersion.V4_5_0)
fun <E> create(collection: Collection<E>): NotEmptyList<E>

Creates a NotEmptyList containing all the elements of the specified collection, or throws an IllegalArgumentException if the collection is empty.

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@ExperimentalKotoolsTypesApi
@ExperimentalSince(version = KotoolsTypesVersion.V4_5_0)
fun <E> createOrNull(collection: Collection<E>): NotEmptyList<E>?

Creates a NotEmptyList containing all the elements of the specified collection, or returns null if the collection is empty.

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@ExperimentalKotoolsTypesApi
@ExperimentalSince(version = KotoolsTypesVersion.V4_5_0)
fun <E> of(head: E, vararg tail: E): NotEmptyList<E>

Creates a NotEmptyList starting with a head and containing all the elements of the optional tail.