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Add WeakRef

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This commit is contained in:
Him188 2019-12-18 12:51:27 +08:00
parent eb9a64e5a0
commit 3731bd9822
1 changed files with 7 additions and 0 deletions
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7
mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/WeakRef.kt
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@ -11,6 +11,13 @@ inline class UnsafeWeakRef<T>(private val weakRef: WeakRef<T>) {
fun get(): T = weakRef.get() ?: error("WeakRef is released")
fun clear() = weakRef.clear()
/**
* Provides delegate value.
*
* ```kotlin
* val bot: Bot by param.unsafeWeakRef()
* ```
*/
operator fun getValue(thisRef: Any?, property: KProperty<*>): T? = this.get()
}