1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -emit-module -o %t/NormalLibrary.swiftmodule %S/Inputs/implementation-only-import-in-decls-public-helper.swift
// RUN: %target-swift-frontend -emit-module -o %t/BADLibrary.swiftmodule %S/Inputs/implementation-only-import-in-decls-helper.swift -I %t
// RUN: %target-typecheck-verify-swift -I %t -enable-library-evolution
@_implementationOnly import BADLibrary
// expected-warning @-1 {{'@_implementationOnly' is deprecated, use 'internal import' instead}}
public struct PublicStructStoredProperties {
public var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // okay
private var privatelyBad: BadStruct? // okay
private let letIsLikeVar = [BadStruct]() // okay
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
@usableFromInline internal struct UFIStructStoredProperties {
@usableFromInline var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // okay
private var privatelyBad: BadStruct? // okay
private let letIsLikeVar = [BadStruct]() // okay
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
public class PublicClassStoredProperties {
public var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // okay
private var privatelyBad: BadStruct? // okay
private let letIsLikeVar = [BadStruct]() // okay
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
// MARK: Frozen types
@frozen
public struct FrozenPublicStructStoredProperties {
public var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var privatelyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private let letIsLikeVar: [BadStruct] = [] // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
@frozen
@usableFromInline internal struct FrozenUFIStructStoredProperties {
@usableFromInline var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var privatelyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private let letIsLikeVar: [BadStruct] = [] // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
@_fixed_layout
// expected-warning@-1 {{'@frozen' attribute is now used for fixed-layout structs}}
public struct FixedLayoutPublicStructStoredProperties {
public var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var privatelyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private let letIsLikeVar: [BadStruct] = [] // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
@_fixed_layout
// expected-warning@-1 {{'@frozen' attribute is now used for fixed-layout structs}}
@usableFromInline internal struct FixedLayoutUFIStructStoredProperties {
@usableFromInline var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var privatelyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private let letIsLikeVar: [BadStruct] = [] // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
@_fixed_layout
public class FrozenPublicClassStoredProperties {
public var publiclyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
internal var internallyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var privatelyBad: BadStruct? // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private let letIsLikeVar: [BadStruct] = [] // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
private var computedIsOkay: BadStruct? { return nil } // okay
private static var staticIsOkay: BadStruct? // okay
@usableFromInline internal var computedUFIIsNot: BadStruct? { return nil } // expected-error {{cannot use struct 'BadStruct' here; 'BADLibrary' has been imported as implementation-only}}
}
|
