-
Notifications
You must be signed in to change notification settings - Fork 10.5k
/
Copy pathopaque-result-types.swift
246 lines (204 loc) · 7.88 KB
/
opaque-result-types.swift
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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -typecheck -module-name OpaqueResultTypes -emit-module-interface-path %t/OpaqueResultTypes.swiftinterface %s
// RUN: %FileCheck %s < %t/OpaqueResultTypes.swiftinterface
// RUN: %target-swift-frontend -I %t -typecheck -verify %S/Inputs/opaque-result-types-client.swift
public protocol Foo {}
extension Int: Foo {}
// CHECK-LABEL: public func foo(_: Swift.Int) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 1738
}
// CHECK-LABEL: @inlinable public func foo(_: Swift.String) -> some OpaqueResultTypes.Foo {
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
@inlinable public func foo(_: String) -> some Foo {
return 679
}
// CHECK-LABEL: public func foo<T>(_ x: T) -> some OpaqueResultTypes.Foo where T : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<T: Foo>(_ x: T) -> some Foo {
return x
}
public protocol AssocTypeInference {
associatedtype Assoc: Foo
associatedtype AssocProperty: Foo
associatedtype AssocSubscript: Foo
func foo(_: Int) -> Assoc
var prop: AssocProperty { get }
subscript() -> AssocSubscript { get }
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Bar<T>: AssocTypeInference {
public init() {}
// CHECK-LABEL: public func foo(_: Swift.Int) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
// CHECK-LABEL: public func foo<U>(_ x: U) -> some OpaqueResultTypes.Foo where U : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<U: Foo>(_ x: U) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Bas: AssocTypeInference {
public init() {}
// CHECK-LABEL: public func foo(_: Swift.Int) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
// CHECK-LABEL: public func foo<U>(_ x: U) -> some OpaqueResultTypes.Foo where U : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<U: Foo>(_ x: U) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
// CHECK-LABEL: public typealias Assoc = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
// CHECK-LABEL: public typealias AssocProperty = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
// CHECK-LABEL: public typealias AssocSubscript = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Bass<U: Foo>: AssocTypeInference {
public init() {}
// CHECK-LABEL: public func foo(_: Swift.Int) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
// CHECK-LABEL: public func foo(_ x: U) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_ x: U) -> some Foo {
return x
}
// CHECK-LABEL: public func foo<V>(_ x: V) -> some OpaqueResultTypes.Foo where V : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<V: Foo>(_ x: V) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
// CHECK-LABEL: public typealias Assoc = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T, U>
// CHECK-LABEL: public typealias AssocProperty = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T, U>
// CHECK-LABEL: public typealias AssocSubscript = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T, U>
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
// CHECK-LABEL: public typealias Assoc = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
// CHECK-LABEL: public typealias AssocProperty = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
// CHECK-LABEL: public typealias AssocSubscript = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<T>
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Zim: AssocTypeInference {
public init() {}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
// CHECK-LABEL: public func foo<U>(_ x: U) -> some OpaqueResultTypes.Foo where U : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<U: Foo>(_ x: U) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Zang: AssocTypeInference {
public init() {}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
// CHECK-LABEL: public func foo<U>(_ x: U) -> some OpaqueResultTypes.Foo where U : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<U: Foo>(_ x: U) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public struct Zung<U: Foo>: AssocTypeInference {
public init() {}
// CHECK-LABEL: public func foo(_: Swift.Int) -> some OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: Int) -> some Foo {
return 20721
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_: String) -> some Foo {
return 219
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo(_ x: U) -> some Foo {
return x
}
// CHECK-LABEL: public func foo<V>(_ x: V) -> some OpaqueResultTypes.Foo where V : OpaqueResultTypes.Foo
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public func foo<V: Foo>(_ x: V) -> some Foo {
return x
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
// CHECK-LABEL: public typealias Assoc = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<U>
// CHECK-LABEL: public typealias AssocProperty = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<U>
// CHECK-LABEL: public typealias AssocSubscript = @_opaqueReturnTypeOf("{{.*}}", 0) {{.*}}<U>
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public var prop: some Foo {
return 123
}
@available(macOS 10.15, iOS 13, tvOS 13, watchOS 6, *)
public subscript() -> some Foo {
return 123
}
}