File: issue-57042.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 (30 lines) | stat: -rw-r--r-- 916 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
 
// RUN: %target-typecheck-verify-swift

// https://github.com/apple/swift/issues/57042

enum Foo { case foo }
enum Bar { case bar }

@resultBuilder struct ViewBuilder2 {
  static func buildBlock(_ content: MyView) -> MyView { fatalError() }
  static func buildIf(_ content: MyView?) -> MyView { fatalError() }
}

func makeView(@ViewBuilder2 content: () -> MyView)  { fatalError() }

struct MyView {
  init() { fatalError() }
  
  func qadding(bar: Foo) -> MyView { fatalError() } // expected-note{{incorrect labels for candidate (have: '(_:)', expected: '(bar:)')}}
  func qadding(foo: Foo) -> MyView  { fatalError() } // expected-note{{incorrect labels for candidate (have: '(_:)', expected: '(foo:)')}}
}

func testCase() {
  let array: [Int]? = []

  makeView() {
    if array?.isEmpty == false {
      MyView().qadding(.foo) // expected-error{{no exact matches in call to instance method 'qadding'}}
    }
  }
 }