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Implement coroutineContext intrinsic

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This intrinsic allows coroutine to access its context without suspention
and, furthermore, disabling tail-call optimization.
KT-17609: Fixed
This commit is contained in:
Ilmir Usmanov
2017-10-23 13:38:23 +03:00
parent 0fffb9fb17
commit 817f79520a
28 changed files with 520 additions and 35 deletions
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libraries/stdlib/src/kotlin/coroutines/experimental/intrinsics/Intrinsics.kt
+13
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@@ -45,6 +45,19 @@ import kotlin.coroutines.experimental.processBareContinuationResume
public inline suspend fun <T> suspendCoroutineOrReturn(crossinline block: (Continuation<T>) -> Any?): T =
throw NotImplementedError("Implementation is intrinsic")
/**
* Continuation context of current coroutine.
*
* This allows the user code to not pass an extra [CoroutineContext] parameter in basic coroutine builders like [launch] and [async],
* but still provide easy access to coroutine context.
*/
@SinceKotlin("1.2")
@Suppress("WRONG_MODIFIER_TARGET")
public inline suspend val coroutineContext: CoroutineContext
get() {
throw NotImplementedError("Implemented as intrinsic")
}
/**
* This value is used as a return value of [suspendCoroutineOrReturn] `block` argument to state that
* the execution was suspended and will not return any result immediately.
libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt
+1
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@@ -2057,6 +2057,7 @@ public final class kotlin/coroutines/experimental/intrinsics/IntrinsicsKt {
public static final fun createCoroutineUnchecked (Lkotlin/jvm/functions/Function1;Lkotlin/coroutines/experimental/Continuation;)Lkotlin/coroutines/experimental/Continuation;
public static final fun createCoroutineUnchecked (Lkotlin/jvm/functions/Function2;Ljava/lang/Object;Lkotlin/coroutines/experimental/Continuation;)Lkotlin/coroutines/experimental/Continuation;
public static final fun getCOROUTINE_SUSPENDED ()Ljava/lang/Object;
public static final fun getCoroutineContext ()Lkotlin/coroutines/experimental/CoroutineContext;
}
public abstract class kotlin/coroutines/experimental/jvm/internal/CoroutineImpl : kotlin/jvm/internal/Lambda, kotlin/coroutines/experimental/Continuation {
libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib.txt
+1
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@@ -1876,6 +1876,7 @@ public final class kotlin/coroutines/experimental/intrinsics/IntrinsicsKt {
public static final fun createCoroutineUnchecked (Lkotlin/jvm/functions/Function1;Lkotlin/coroutines/experimental/Continuation;)Lkotlin/coroutines/experimental/Continuation;
public static final fun createCoroutineUnchecked (Lkotlin/jvm/functions/Function2;Ljava/lang/Object;Lkotlin/coroutines/experimental/Continuation;)Lkotlin/coroutines/experimental/Continuation;
public static final fun getCOROUTINE_SUSPENDED ()Ljava/lang/Object;
public static final fun getCoroutineContext ()Lkotlin/coroutines/experimental/CoroutineContext;
}
public abstract class kotlin/coroutines/experimental/jvm/internal/CoroutineImpl : kotlin/jvm/internal/Lambda, kotlin/coroutines/experimental/Continuation {