| //===--- Index.swift - A position in a Collection -------------------------===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See http://swift.org/LICENSE.txt for license information |
| // See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| |
| /// This protocol is an implementation detail of `Integer`; do not use it |
| /// directly. |
| @_show_in_interface |
| public protocol _Incrementable : Equatable {} |
| |
| @available(*, unavailable, message: "Use \'-= 1\' or call collection.prior(Index)") |
| @discardableResult |
| public prefix func -- <T : _Incrementable>(i: inout T) -> T { |
| Builtin.unreachable() |
| } |
| |
| @available(*, unavailable, message: "Use \'-= 1\' or call collection.prior(Index)") |
| @discardableResult |
| public postfix func -- <T : _Incrementable>(i: inout T) -> T { |
| Builtin.unreachable() |
| } |
| |
| @available(*, unavailable, message: "Use \'+= 1\' or call 'collection.index(after: Index)") |
| @discardableResult |
| public prefix func ++ <T : _Incrementable>(i: inout T) -> T { |
| Builtin.unreachable() |
| } |
| |
| @available(*, unavailable, message: "Use \'+= 1\' or call 'collection.index(after: Index)") |
| @discardableResult |
| public postfix func ++ <T : _Incrementable>(i: inout T) -> T { |
| Builtin.unreachable() |
| } |
| |
| @available(*, unavailable, renamed: "Comparable") |
| public typealias ForwardIndexType = Void |
| |
| @available(*, unavailable, renamed: "Comparable") |
| public typealias BidirectionalIndexType = Void |
| |
| @available(*, unavailable, renamed: "Strideable") |
| public typealias RandomAccessIndexType = Void |