// // Copyright 2025 Element Creations Ltd. // Copyright 2023-2025 New Vector Ltd. // // SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial. // Please see LICENSE files in the repository root for full details. // nonisolated extension AsyncSequence { func first() async rethrows -> Self.Element? { var iterator = makeAsyncIterator() return try await iterator.next(isolation: #isolation) } }