File: EOFSequence.swift

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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2022-2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//

public struct EOFSequence<Element>: AsyncSequence & Sendable {
  public typealias Element = Element

  public struct AsyncIterator: AsyncIteratorProtocol {
    public mutating func next() async throws -> Element? {
      nil
    }
  }

  public init(of type: Element.Type = Element.self) {}

  public func makeAsyncIterator() -> AsyncIterator {
    AsyncIterator()
  }
}