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88 lines
3.6 KiB
Swift
88 lines
3.6 KiB
Swift
// RUN: %target-typecheck-verify-swift -disable-availability-checking -warn-concurrency -swift-version 6
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// REQUIRES: concurrency && asserts
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class Box { // expected-note 3{{class 'Box' does not conform to the 'Sendable' protocol}}
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let size : Int = 0
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}
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actor Door {
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let immutable : Int = 0
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let letBox : Box? = nil
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let letDict : [Int : Box] = [:]
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let immutableNeighbor : Door? = nil
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var mutableNeighbor : Door? = nil
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var varDict : [Int : Box] = [:]
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var mutable : Int = 0
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var varBox : Box = Box()
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var getOnlyInt : Int {
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get { 0 }
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}
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@MainActor var globActor_mutable : Int = 0
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@MainActor let globActor_immutable : Int = 0
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@MainActor(unsafe) var unsafeGlobActor_mutable : Int = 0
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@MainActor(unsafe) let unsafeGlobActor_immutable : Int = 0
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subscript(byIndex: Int) -> Int { 0 }
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@MainActor subscript(byName: String) -> Int { 0 }
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nonisolated subscript(byIEEE754: Double) -> Int { 0 }
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}
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func attemptAccess<T, V>(_ t : T, _ f : (T) -> V) -> V {
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return f(t)
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}
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func tryKeyPathsMisc(d : Door) {
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// as a func
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_ = attemptAccess(d, \Door.mutable) // expected-error {{cannot form key path to actor-isolated property 'mutable'}}
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_ = attemptAccess(d, \Door.immutable)
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_ = attemptAccess(d, \Door.immutableNeighbor?.immutableNeighbor)
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// in combination with other key paths
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_ = (\Door.letBox).appending(path: // expected-warning {{cannot form key path that accesses non-sendable type 'Box?'}}
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\Box?.?.size)
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_ = (\Door.varBox).appending(path: // expected-error {{cannot form key path to actor-isolated property 'varBox'}}
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\Box.size)
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}
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func tryKeyPathsFromAsync() async {
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_ = \Door.unsafeGlobActor_immutable
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_ = \Door.unsafeGlobActor_mutable // expected-error {{cannot form key path to actor-isolated property 'unsafeGlobActor_mutable'}}
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}
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func tryNonSendable() {
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_ = \Door.letDict[0] // expected-warning {{cannot form key path that accesses non-sendable type '[Int : Box]'}}
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_ = \Door.varDict[0] // expected-error {{cannot form key path to actor-isolated property 'varDict'}}
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_ = \Door.letBox!.size // expected-warning {{cannot form key path that accesses non-sendable type 'Box?'}}
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}
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func tryKeypaths() {
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_ = \Door.unsafeGlobActor_immutable
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_ = \Door.unsafeGlobActor_mutable // expected-error {{cannot form key path to actor-isolated property 'unsafeGlobActor_mutable'}}
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_ = \Door.immutable
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_ = \Door.globActor_immutable
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_ = \Door.[4.2]
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_ = \Door.immutableNeighbor?.immutableNeighbor?.immutableNeighbor
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_ = \Door.varBox // expected-error{{cannot form key path to actor-isolated property 'varBox'}}
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_ = \Door.mutable // expected-error{{cannot form key path to actor-isolated property 'mutable'}}
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_ = \Door.getOnlyInt // expected-error{{cannot form key path to actor-isolated property 'getOnlyInt'}}
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_ = \Door.mutableNeighbor?.mutableNeighbor?.mutableNeighbor // expected-error 3 {{cannot form key path to actor-isolated property 'mutableNeighbor'}}
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let _ : PartialKeyPath<Door> = \.mutable // expected-error{{cannot form key path to actor-isolated property 'mutable'}}
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let _ : AnyKeyPath = \Door.mutable // expected-error{{cannot form key path to actor-isolated property 'mutable'}}
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_ = \Door.globActor_mutable // expected-error{{cannot form key path to actor-isolated property 'globActor_mutable'}}
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_ = \Door.[0] // expected-error{{cannot form key path to actor-isolated subscript 'subscript(_:)'}}
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_ = \Door.["hello"] // expected-error {{cannot form key path to actor-isolated subscript 'subscript(_:)'}}
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}
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