File: IndexDistanceRemoval.swift

package info (click to toggle)
swiftlang 6.1.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,532 kB
  • sloc: cpp: 9,901,743; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (22 lines) | stat: -rw-r--r-- 875 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
// RUN: %target-typecheck-verify-swift -swift-version 4 -print-diagnostic-groups

struct Int64Distance<Element>: Collection {
  let _storage: [Element]
  
  typealias Index = Int64
  typealias IndexDistance = Int64
  
  var startIndex: Index { return Int64(_storage.startIndex) }
  var endIndex: Index { return Int64(_storage.startIndex) }
  func index(after i: Index) -> Index { return i + 1 }
  
  subscript(i: Index) -> Element { return _storage[Int(i)] }
}

let c = Int64Distance(_storage: [1,2,3])

let i64: Int64 = 2
_ = c.index(c.startIndex, offsetBy: i64) // expected-warning {{'index(_:offsetBy:)' is deprecated: all index distances are now of type Int [DeprecatedDeclaration]}}

let _: Int64 = c.distance(from: c.startIndex, to: c.endIndex) // expected-warning {{distance(from:to:)' is deprecated: all index distances are now of type Int [DeprecatedDeclaration]}}