File: enum_raw_representable_object_literals.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 (19 lines) | stat: -rw-r--r-- 779 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
// RUN: %target-typecheck-verify-swift
// REQUIRES: OS=ios

import UIKit

struct FooLiteral: _ExpressibleByColorLiteral, _ExpressibleByImageLiteral, _ExpressibleByFileReferenceLiteral {
  init(_colorLiteralRed: Float, green: Float, blue: Float, alpha: Float) {}
  init(imageLiteralResourceName: String) {}
  init(fileReferenceLiteralResourceName: String) {}
}

enum Foo: FooLiteral { // expected-error {{raw type 'FooLiteral' is not expressible by a string, integer, or floating-point literal}}
  typealias RawValue = Never
  var rawValue: Never { fatalError() }
  init(rawValue: Never) { fatalError() }
  case bar1 = #colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)
  case bar2 = #imageLiteral(resourceName: "hello.png")
  case bar3 = #fileLiteral(resourceName: "what.txt")
}