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// RUN: %target-typecheck-verify-swift -parse-as-library
// REQUIRES: OS=macosx
@backDeployed(before: macOS 12) // Ok, introduced availability is inferred to be macOS 10.9
public func topLevelFunc() {}
public struct TopLevelStruct {
@backDeployed(before: macOS 12) // Ok, introduced availability is inferred to be macOS 10.9
public func methodInStruct() {}
}
extension TopLevelStruct {
@backDeployed(before: macOS 12) // Ok, introduced availability is inferred to be macOS 10.9
public func methodInExtension() {}
}
@available(macOS 11, *)
@backDeployed(before: macOS 12) // Ok, introduced availability is earlier than macOS 12
public func availableBeforeBackDeployment() {}
@available(macOS 12, *) // expected-note {{'availableSameVersionAsBackDeployment()' was introduced in macOS 12}}
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'availableSameVersionAsBackDeployment()' is not available before macOS 12}}
public func availableSameVersionAsBackDeployment() {}
@available(macOS 12.1, *) // expected-note {{'availableAfterBackDeployment()' was introduced in macOS 12.1}}
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'availableAfterBackDeployment()' is not available before macOS 12}}
public func availableAfterBackDeployment() {}
@available(macOS 12, iOS 13, *)
@backDeployed(before: iOS 12) // This is invalid but it can only be diagnosed when building for iOS
public func availableAfterBackDeploymentForInactiveAttribute() {}
@available(macOS 12, *) // expected-note {{'memberFunc()' was introduced in macOS 12}}
public struct AvailableMacOS12Struct {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'memberFunc()' is not available before macOS 12}}
public func memberFunc() {}
}
@available(macOS 12, *) // expected-note {{'methodInExtensionAvailableMacOS12()' was introduced in macOS 12}}
extension TopLevelStruct {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'methodInExtensionAvailableMacOS12()' is not available before macOS 12}}
public func methodInExtensionAvailableMacOS12() {}
}
extension TopLevelStruct {
@available(macOS 12, *) // expected-note {{getter for 'propertyAvailableMacOS12' was introduced in macOS 12}}
public var propertyAvailableMacOS12: Int {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because getter for 'propertyAvailableMacOS12' is not available before macOS 12}}
get { 0 }
}
}
@available(macOS, unavailable) // expected-note {{'unavailableMacOSFunc()' has been explicitly marked unavailable here}}
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'unavailableMacOSFunc()' is unavailable on macOS}}
public func unavailableMacOSFunc() {}
@available(macOS, unavailable)
@available(iOS, unavailable)
@backDeployed(before: iOS 12) // This is invalid but it can only be diagnosed when building for iOS
public func unavailableForInactiveAttributeFunc() {}
@available(*, unavailable) // expected-note {{'alwaysUnavailableFunc()' has been explicitly marked unavailable here}}
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'alwaysUnavailableFunc()' is unavailable on macOS}}
public func alwaysUnavailableFunc() {}
@available(macOS, unavailable) // expected-note {{'memberFunc()' has been explicitly marked unavailable here}}
public struct UnavailableMacOSStruct {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'memberFunc()' is unavailable on macOS}}
public func memberFunc() {}
}
@available(macOS, unavailable) // expected-note {{'methodInUnavailableExtension()' has been explicitly marked unavailable here}}
extension TopLevelStruct {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because 'methodInUnavailableExtension()' is unavailable on macOS}}
public func methodInUnavailableExtension() {}
}
extension TopLevelStruct {
@available(macOS, unavailable) // expected-note {{getter for 'unavailableMacOSProperty' has been explicitly marked unavailable here}}
public var unavailableMacOSProperty: Int {
@backDeployed(before: macOS 12) // expected-error {{'@backDeployed' has no effect because getter for 'unavailableMacOSProperty' is unavailable on macOS}}
get { 0 }
}
}
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