jsAndWasmSharedMain.CoroutineContext.kt Maven / Gradle / Ivy

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Coroutines support libraries for Kotlin

There is a newer version: 1.9.0

package kotlinx.coroutines

import kotlinx.coroutines.internal.ScopeCoroutine
import kotlin.coroutines.*

@PublishedApi // Used from kotlinx-coroutines-test via suppress, not part of ABI
internal actual val DefaultDelay: Delay
    get() = Dispatchers.Default as Delay

public actual fun CoroutineScope.newCoroutineContext(context: CoroutineContext): CoroutineContext {
    val combined = coroutineContext + context
    return if (combined !== Dispatchers.Default && combined[ContinuationInterceptor] == null)
        combined + Dispatchers.Default else combined
}

public actual fun CoroutineContext.newCoroutineContext(addedContext: CoroutineContext): CoroutineContext {
    return this + addedContext
}

// No debugging facilities on Wasm and JS
internal actual inline fun  withCoroutineContext(context: CoroutineContext, countOrElement: Any?, block: () -> T): T = block()
internal actual inline fun  withContinuationContext(continuation: Continuation<*>, countOrElement: Any?, block: () -> T): T = block()
internal actual fun Continuation<*>.toDebugString(): String = toString()
internal actual val CoroutineContext.coroutineName: String? get() = null // not supported on Wasm and JS

internal actual class UndispatchedCoroutine actual constructor(
    context: CoroutineContext,
    uCont: Continuation
) : ScopeCoroutine(context, uCont) {
    override fun afterResume(state: Any?) = uCont.resumeWith(recoverResult(state, uCont))
}