An async function that never returns.
static func never() async throws
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where Failure == Never, Success == Never
import _Concurrency
import ConcurrencyExtras
Useful, testable Swift concurrency.
@frozen struct Task<Success, Failure> where Success : Sendable, Failure : Error
A unit of asynchronous work.
@frozen enum Never
A type that has no values and can’t be constructed.
static func megaYield(count: Int = _defaultMegaYieldCount) async
Suspends the current task a number of times before resuming with the goal of allowing other tasks to start their work.