mirror of
https://github.com/apple/swift.git
synced 2025-12-21 12:14:44 +01:00
652b58b415
Verify that invalid partial apply is detected if base of the mutating method if unknown upfront.
37 lines
1.2 KiB
Swift
37 lines
1.2 KiB
Swift
// RUN: %target-swift-frontend -typecheck -verify -swift-version 4 %s
|
|
|
|
protocol P {}
|
|
|
|
struct Foo {
|
|
mutating func boom() {}
|
|
}
|
|
|
|
let x = Foo.boom // expected-warning{{partial application of 'mutating' method}}
|
|
var y = Foo()
|
|
let z0 = y.boom // expected-error{{partial application of 'mutating' method}}
|
|
let z1 = Foo.boom(&y) // expected-error{{partial application of 'mutating' method}}
|
|
|
|
func fromLocalContext() -> (inout Foo) -> () -> () {
|
|
return Foo.boom // expected-warning{{partial application of 'mutating' method}}
|
|
}
|
|
func fromLocalContext2(x: inout Foo, y: Bool) -> () -> () {
|
|
if y {
|
|
return x.boom // expected-error{{partial application of 'mutating' method}}
|
|
} else {
|
|
return Foo.boom(&x) // expected-error{{partial application of 'mutating' method}}
|
|
}
|
|
}
|
|
|
|
func bar() -> P.Type { fatalError() }
|
|
func bar() -> Foo.Type { fatalError() }
|
|
|
|
_ = bar().boom // expected-warning{{partial application of 'mutating' method}}
|
|
_ = bar().boom(&y) // expected-error{{partial application of 'mutating' method}}
|
|
_ = bar().boom(&y)() // ok
|
|
|
|
func foo(_ foo: Foo.Type) {
|
|
_ = foo.boom // expected-warning{{partial application of 'mutating' method}}
|
|
_ = foo.boom(&y) // expected-error{{partial application of 'mutating' method}}
|
|
_ = foo.boom(&y)() // ok
|
|
}
|