LanguageUtilities/closeable-state.kt
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More access to HandleWrapper members because it anyway must be wrapped

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Andrew Golovashevich 2025-09-05 00:49:19 +03:00
parent bdb1fe56fa
commit 4b799c0ecf
2 changed files with 7 additions and 9 deletions
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2
build.gradle.kts
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@ -15,7 +15,7 @@ buildscript {
} }
group = "ru.landgrafhomyak.utility" group = "ru.landgrafhomyak.utility"
version = "1.1" version = "1.2"
repositories { repositories {
mavenCentral() mavenCentral()

14
src/commonMain/kotlin/ru/landgrafhomyak/utility/closeable_state_1/HandleWrapper.kt
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@ -4,24 +4,22 @@ import kotlin.contracts.InvocationKind
import kotlin.contracts.contract import kotlin.contracts.contract
public class HandleWrapper<H>( public class HandleWrapper<H>(
handle: H, public val handle: H,
state: CloseableState, public val state: CloseableState,
) { ) {
private val _unprotected = handle
private val _state: CloseableState = state
public fun <R> useHandle(method: (H) -> R): R { public fun <R> useHandle(method: (H) -> R): R {
contract { contract {
callsInPlace(method, InvocationKind.EXACTLY_ONCE) callsInPlace(method, InvocationKind.EXACTLY_ONCE)
} }
return this._state.withUse { method(this._unprotected) } return this.state.withUse { method(this.handle) }
} }
@ManualStateManipulation @ManualStateManipulation
private fun close() { public fun close() {
this._state.close() this.state.close()
} }
override fun toString(): String = "<wrapper of handle=${this._unprotected} protected with state=${this._state}>" override fun toString(): String = "<wrapper of handle=${this.handle} protected with state=${this.state}>"
} }