File: rdar40400251.swift

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (37 lines) | stat: -rw-r--r-- 788 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
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
// RUN: %target-typecheck-verify-swift

enum E1 {
  case v1
  case v2
  case v3
  case v4
  case v5
  case v6
  indirect case v7(E1)
}

enum E2 {
  case foo((E1, E1, E1)) // total size of this case is 7 ^ 3 + 1
  case bar(E1)
  case baz
}

func foo(_ e: E2) {
  switch e {
    // expected-error@-1 {{switch must be exhaustive}}
    // expected-note@-2 {{add missing case: '.bar(_)'}}

    case .foo(let tuple): break // expected-warning {{immutable value 'tuple' was never used; consider replacing with '_' or removing it}}
    case .baz: break
  }
}

func bar(_ e: E2) {
  switch e {
    // expected-error@-1 {{switch must be exhaustive}}
    // expected-note@-2 {{add missing case: '.bar(_)'}}
    // expected-note@-3 {{add missing case: '.baz'}}

    case .foo((_, _, _)): break
  }
}