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// RUN: %target-typecheck-verify-swift -verify-ignore-unknown -swift-version 4
// Simple enums where Codable conformance is added in extensions should derive
// conformance, no matter which order the extension and type occur in.
extension SimpleEnum : Codable {}
enum SimpleEnum {
case a(x: Int, y: Double)
case b(z: String)
func foo() {
// They should receive a synthesized CodingKeys enum.
let _ = SimpleEnum.CodingKeys.self
let _ = SimpleEnum.ACodingKeys.self
let _ = SimpleEnum.BCodingKeys.self
// The enum should have a case for each of the cases.
let _ = SimpleEnum.CodingKeys.a
let _ = SimpleEnum.CodingKeys.b
// The enum should have a case for each of the vars.
let _ = SimpleEnum.ACodingKeys.x
let _ = SimpleEnum.ACodingKeys.y
let _ = SimpleEnum.BCodingKeys.z
}
}
// They should receive synthesized init(from:) and an encode(to:).
let _ = SimpleEnum.init(from:)
let _ = SimpleEnum.encode(to:)
// The synthesized CodingKeys type should not be accessible from outside the
// enum.
let _ = SimpleEnum.CodingKeys.self // expected-error {{'CodingKeys' is inaccessible due to 'private' protection level}}
let _ = SimpleEnum.ACodingKeys.self // expected-error {{'ACodingKeys' is inaccessible due to 'private' protection level}}
let _ = SimpleEnum.BCodingKeys.self // expected-error {{'BCodingKeys' is inaccessible due to 'private' protection level}}
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