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Rework Memory.read method to have more convenient calls with result

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Iaroslav Postovalov 2020-08-27 18:21:30 +07:00
parent 27857dffec
commit 1193349b20
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1 changed files with 5 additions and 2 deletions
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kmath-memory/src/commonMain/kotlin/scientifik/memory/Memory.kt
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@ -83,9 +83,12 @@ interface MemoryReader {
/** /**
* Uses the memory for read then releases the reader. * Uses the memory for read then releases the reader.
*/ */
inline fun Memory.read(block: MemoryReader.() -> Unit) { inline fun <R> Memory.read(block: MemoryReader.() -> R): R {
contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) } contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) }
reader().apply(block).release() val reader = reader()
val result = reader.block()
reader.release()
return result
} }
/** /**