TaskCache.cs

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namespace System.Threading.Tasks;
 
internal static class TaskCache
{
    internal static readonly Task<bool> s_trueTask = CreateCacheableTask(result: true);
 
    internal static readonly Task<bool> s_falseTask = CreateCacheableTask(result: false);
 
    internal static readonly Task<int>[] s_int32Tasks = CreateInt32Tasks();
 
    internal static Task<TResult> CreateCacheableTask<TResult>(TResult result)
    {
        return new Task<TResult>(canceled: false, result, (TaskCreationOptions)16384, default(CancellationToken));
    }
 
    private static Task<int>[] CreateInt32Tasks()
    {
        Task<int>[] array = new Task<int>[10];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = CreateCacheableTask(i + -1);
        }
        return array;
    }
}