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  1. enum DaError: Error {
  2. 	case some(Int)
  3. }
  4.  
  5. func testThrow(value: Int) throws {
  6. 	do {
  7. 		throw DaError.some(value)
  8. 	} catch {
  9. 		switch error {
  10. 		case let DaError.some(value) where value < 4:
  11.             print("SMALL")
  12. 		case let DaError.some(value) where value == 4:
  13.             print("DA GOOD")
  14.         case let DaError.some(value) where value > 4:
  15.             print("BIG")
  16. 		default:
  17.             throw error
  18. 		}
  19. 	}
  20. }
  21.  
  22. for val in [1, 4, 100500] {
  23. 	try? testThrow(value: val)
  24. }
  25.  
Success #stdin #stdout 0s 7636KB
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SMALL
DA GOOD
BIG
https://ideone.com/yaYl9Y
language:
Swift (swift 4.2.2)
created:
4 years ago
visibility:
public

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