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Improve ContactList

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Him188 2020-02-04 12:23:38 +08:00
parent bf64571717
commit a105a48350
1 changed files with 33 additions and 3 deletions
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36
mirai-core/src/commonMain/kotlin/net.mamoe.mirai/contact/ContactList.kt
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@ -2,9 +2,7 @@
package net.mamoe.mirai.contact
import net.mamoe.mirai.utils.LockFreeLinkedList
import net.mamoe.mirai.utils.MiraiInternalAPI
import net.mamoe.mirai.utils.joinToString
import net.mamoe.mirai.utils.*
/**
@ -52,3 +50,35 @@ inline fun <C : Contact> LockFreeLinkedList<C>.filteringGetOrNull(filter: (C) ->
return null
}
/**
* Collect all the elements into a [MutableList] then cast it as a [List]
*/
fun <E : Contact> ContactList<E>.toList(): List<E> = toMutableList()
/**
* Collect all the elements into a [MutableList].
*/
@UseExperimental(MiraiInternalAPI::class)
fun <E : Contact> ContactList<E>.toMutableList(): MutableList<E> = this.delegate.toMutableList()
/**
* Collect all the elements into a [MutableSet] then cast it as a [Set]
*/
fun <E : Contact> ContactList<E>.toSet(): Set<E> = toMutableSet()
/**
* Collect all the elements into a [MutableSet].
*/
@UseExperimental(MiraiInternalAPI::class)
fun <E : Contact> ContactList<E>.toMutableSet(): MutableSet<E> = this.delegate.toMutableSet()
/**
* Builds a [Sequence] containing all the elements in [this] in the same order.
*
* Note that the sequence is dynamic, that is, elements are yielded atomically only when it is required
*/
@UseExperimental(MiraiInternalAPI::class)
fun <E : Contact> ContactList<E>.asSequence(): Sequence<E> {
return this.delegate.asSequence()
}