Files
2022-12-01 14:42:49 +01:00

14 lines
356 B
Kotlin
Vendored

// WITH_STDLIB
// DO_NOT_CHECK_NON_PSI_SYMBOL_RESTORE_K1
import kotlin.contracts.ExperimentalContracts
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
@OptIn(ExperimentalContracts::class)
fun atMostOnceContract(block: () -> Unit) {
contr<caret>act {
callsInPlace(block, InvocationKind.AT_MOST_ONCE)
}
block()
}