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// RUN: %target-typecheck-verify-swift -verify-ignore-unknown
// Simple structs with all Codable properties should get derived conformance to
// Codable.
struct SimpleStruct : Codable {
var x: Int
var y: Double
static var z: String = "foo"
// These lines have to be within the SimpleStruct type because CodingKeys
// should be private.
func foo() {
// They should receive a synthesized CodingKeys enum.
let _ = SimpleStruct.CodingKeys.self
// The enum should have a case for each of the vars.
let _ = SimpleStruct.CodingKeys.x
let _ = SimpleStruct.CodingKeys.y
// Static vars should not be part of the CodingKeys enum.
let _ = SimpleStruct.CodingKeys.z // expected-error {{type 'SimpleStruct.CodingKeys' has no member 'z'}}
}
}
// They should receive synthesized init(from:) and an encode(to:).
let _ = SimpleStruct.init(from:)
let _ = SimpleStruct.encode(to:)
// The synthesized CodingKeys type should not be accessible from outside the
// struct.
let _ = SimpleStruct.CodingKeys.self // expected-error {{'CodingKeys' is inaccessible due to 'private' protection level}}
// rdar://problem/59655704
// https://github.com/apple/swift/issues/54675
struct S1_54675: Codable { // expected-error {{type 'S1_54675' does not conform to protocol 'Encodable'}} expected-error {{type 'S1_54675' does not conform to protocol 'Decodable'}}
var x: Int // expected-note {{'x' previously declared here}}
var x: Int // expected-error {{invalid redeclaration of 'x'}}
// expected-note@-1 {{cannot automatically synthesize 'Encodable' because 'Int' does not conform to 'Encodable'}}
// expected-note@-2 {{cannot automatically synthesize 'Encodable' because 'Int' does not conform to 'Encodable'}}
}
struct S2_54675: Decodable { // expected-error {{type 'S2_54675' does not conform to protocol 'Decodable'}}
var x: Int // expected-note {{'x' previously declared here}}
var x: Int // expected-error {{invalid redeclaration of 'x'}}
}
struct S3_54675: Encodable { // expected-error {{type 'S3_54675' does not conform to protocol 'Encodable'}}
var x: Int // expected-note {{'x' previously declared here}}
var x: Int // expected-error {{invalid redeclaration of 'x'}}
}
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