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// RUN: %target-typecheck-verify-swift -verify-ignore-unknown
// Enums with a CodingKeys entity which is not a type should not derive
// conformance.
enum InvalidCodingKeys1 : Codable { // expected-error {{type 'InvalidCodingKeys1' does not conform to protocol 'Decodable'}}
// expected-error@-1 {{type 'InvalidCodingKeys1' does not conform to protocol 'Encodable'}}
// expected-error@-2 {{cannot automatically synthesize 'Encodable' conformance for empty enum 'InvalidCodingKeys1'}}
// expected-error@-3 {{cannot automatically synthesize 'Decodable' conformance for empty enum 'InvalidCodingKeys1'}}
static let CodingKeys = 5 // expected-note {{cannot automatically synthesize 'Decodable' because 'CodingKeys' is not an enum}}
// expected-note@-1 {{cannot automatically synthesize 'Encodable' because 'CodingKeys' is not an enum}}
}
// Enums with a CodingKeys entity which does not conform to CodingKey should
// not derive conformance.
enum InvalidCodingKeys2 : Codable { // expected-error {{type 'InvalidCodingKeys2' does not conform to protocol 'Decodable'}}
// expected-error@-1 {{type 'InvalidCodingKeys2' does not conform to protocol 'Encodable'}}
// expected-error@-2 {{cannot automatically synthesize 'Encodable' conformance for empty enum 'InvalidCodingKeys2'}}
// expected-error@-3 {{cannot automatically synthesize 'Decodable' conformance for empty enum 'InvalidCodingKeys2'}}
enum CodingKeys {} // expected-note {{cannot automatically synthesize 'Decodable' because 'CodingKeys' does not conform to CodingKey}}
// expected-note@-1 {{cannot automatically synthesize 'Encodable' because 'CodingKeys' does not conform to CodingKey}}
}
// Enums with a CodingKeys entity which is not an enum should not derive
// conformance.
enum InvalidCodingKeys3 : Codable { // expected-error {{type 'InvalidCodingKeys3' does not conform to protocol 'Decodable'}}
// expected-error@-1 {{type 'InvalidCodingKeys3' does not conform to protocol 'Encodable'}}
// expected-error@-2 {{cannot automatically synthesize 'Decodable' conformance for empty enum 'InvalidCodingKeys3'}}
// expected-error@-3 {{cannot automatically synthesize 'Encodable' conformance for empty enum 'InvalidCodingKeys3'}}
struct CodingKeys : CodingKey { // expected-note {{cannot automatically synthesize 'Decodable' because 'CodingKeys' is not an enum}}
// expected-note@-1 {{cannot automatically synthesize 'Encodable' because 'CodingKeys' is not an enum}}
var stringValue: String
init?(stringValue: String) {
self.stringValue = stringValue
self.intValue = nil
}
var intValue: Int?
init?(intValue: Int) {
self.stringValue = "\(intValue)"
self.intValue = intValue
}
}
}
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