Kit.Core/LibExternal/System.Reactive/Internal/TaskExtensions.cs

53 lines
2.1 KiB
C#

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT License.
// See the LICENSE file in the project root for more information.
namespace System.Threading.Tasks
{
internal static class TaskExtensions
{
public static Task ContinueWithState<TState>(this Task task, Action<Task, TState> continuationAction, TState state, TaskContinuationOptions continuationOptions, CancellationToken cancellationToken)
{
return task.ContinueWith(
(t, tupleObject) =>
{
var (closureAction, closureState) = ((Action<Task, TState>, TState))tupleObject!;
closureAction(t, closureState);
},
(continuationAction, state),
cancellationToken,
continuationOptions,
TaskScheduler.Default);
}
public static Task ContinueWithState<TResult, TState>(this Task<TResult> task, Action<Task<TResult>, TState> continuationAction, TState state, CancellationToken cancellationToken)
{
return task.ContinueWith(
(t, tupleObject) =>
{
var (closureAction, closureState) = ((Action<Task<TResult>, TState>, TState))tupleObject!;
closureAction(t, closureState);
},
(continuationAction, state),
cancellationToken);
}
public static Task ContinueWithState<TResult, TState>(this Task<TResult> task, Action<Task<TResult>, TState> continuationAction, TState state, TaskContinuationOptions continuationOptions, CancellationToken cancellationToken)
{
return task.ContinueWith(
(t, tupleObject) =>
{
var (closureAction, closureState) = ((Action<Task<TResult>, TState>, TState))tupleObject!;
closureAction(t, closureState);
},
(continuationAction, state),
cancellationToken,
continuationOptions,
TaskScheduler.Default);
}
}
}