mirror of
https://github.com/apple/swift.git
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ceb1069199
Try to match the original spelling of static/class in diagnostics and when printing the AST. Also fixes cases with PrintOptions.PrintImplicitAttrs = false, where we would just print 'class', which was not valid code.
1631 lines
72 KiB
Swift
1631 lines
72 KiB
Swift
// RUN: %target-parse-verify-swift -target x86_64-apple-macosx10.50 -disable-objc-attr-requires-foundation-module
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// RUN: not %target-swift-frontend -target x86_64-apple-macosx10.50 -disable-objc-attr-requires-foundation-module -parse %s 2>&1 | FileCheck %s '--implicit-check-not=<unknown>:0'
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// Make sure we do not emit availability errors or warnings when -disable-availability-checking is passed
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// RUN: not %target-swift-frontend -target x86_64-apple-macosx10.50 -parse -disable-objc-attr-requires-foundation-module -disable-availability-checking %s 2>&1 | FileCheck %s '--implicit-check-not=error:' '--implicit-check-not=warning:'
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// REQUIRES: OS=macosx
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func markUsed<T>(t: T) {}
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@available(OSX, introduced=10.9)
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func globalFuncAvailableOn10_9() -> Int { return 9 }
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@available(OSX, introduced=10.51)
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func globalFuncAvailableOn10_51() -> Int { return 10 }
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@available(OSX, introduced=10.52)
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func globalFuncAvailableOn10_52() -> Int { return 11 }
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// Top level should reflect the minimum deployment target.
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let ignored1: Int = globalFuncAvailableOn10_9()
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let ignored2: Int = globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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let ignored3: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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// Functions without annotations should reflect the minimum deployment target.
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func functionWithoutAvailability() {
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let _: Int = globalFuncAvailableOn10_9()
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let _: Int = globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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let _: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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}
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// Functions with annotations should refine their bodies.
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@available(OSX, introduced=10.51)
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func functionAvailableOn10_51() {
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let _: Int = globalFuncAvailableOn10_9()
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let _: Int = globalFuncAvailableOn10_51()
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// Nested functions should get their own refinement context.
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@available(OSX, introduced=10.52)
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func innerFunctionAvailableOn10_52() {
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let _: Int = globalFuncAvailableOn10_9()
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let _: Int = globalFuncAvailableOn10_51()
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let _: Int = globalFuncAvailableOn10_52()
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}
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let _: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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}
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// Don't allow script-mode globals to marked potentially unavailable. Their
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// initializers are eagerly executed.
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@available(OSX, introduced=10.51) // expected-error {{global variable cannot be marked potentially unavailable with '@available' in script mode}}
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var potentiallyUnavailableGlobalInScriptMode: Int = globalFuncAvailableOn10_51()
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// Still allow other availability annotations on script-mode globals
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@available(OSX, deprecated=10.51)
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var deprecatedGlobalInScriptMode: Int = 5
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if #available(OSX 10.51, *) {
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let _: Int = globalFuncAvailableOn10_51()
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let _: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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}
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if #available(OSX 10.51, *) {
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let _: Int = globalFuncAvailableOn10_51()
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let _: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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} else {
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let _: Int = globalFuncAvailableOn10_9()
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let _: Int = globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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}
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@available(OSX, introduced=10.51)
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@available(iOS, introduced=8.0)
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func globalFuncAvailableOnOSX10_51AndiOS8_0() -> Int { return 10 }
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if #available(OSX 10.51, iOS 8.0, *) {
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let _: Int = globalFuncAvailableOnOSX10_51AndiOS8_0()
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}
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if #available(iOS 9.0, *) {
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let _: Int = globalFuncAvailableOnOSX10_51AndiOS8_0() // expected-error {{'globalFuncAvailableOnOSX10_51AndiOS8_0()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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}
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// Multiple unavailable references in a single statement
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let ignored4: (Int, Int) = (globalFuncAvailableOn10_51(), globalFuncAvailableOn10_52()) // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}} expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 2{{add 'if #available' version check}}
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globalFuncAvailableOn10_9()
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let ignored5 = globalFuncAvailableOn10_51 // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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// Overloaded global functions
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@available(OSX, introduced=10.9)
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func overloadedFunction() {}
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@available(OSX, introduced=10.51)
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func overloadedFunction(on1010: Int) {}
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overloadedFunction()
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overloadedFunction(0) // expected-error {{'overloadedFunction' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add 'if #available' version check}}
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// Unavailable methods
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class ClassWithUnavailableMethod {
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@available(OSX, introduced=10.9)
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func methAvailableOn10_9() {}
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@available(OSX, introduced=10.51)
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func methAvailableOn10_51() {}
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@available(OSX, introduced=10.51)
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class func classMethAvailableOn10_51() {}
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func someOtherMethod() {
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methAvailableOn10_9()
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methAvailableOn10_51() // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing instance method}}
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// expected-note@-3 {{add 'if #available' version check}}
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}
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}
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func callUnavailableMethods(o: ClassWithUnavailableMethod) {
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let m10_9 = o.methAvailableOn10_9
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m10_9()
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let m10_51 = o.methAvailableOn10_51 // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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m10_51()
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o.methAvailableOn10_9()
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o.methAvailableOn10_51() // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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}
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func callUnavailableMethodsViaIUO(o: ClassWithUnavailableMethod!) {
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let m10_9 = o.methAvailableOn10_9
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m10_9()
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let m10_51 = o.methAvailableOn10_51 // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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m10_51()
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o.methAvailableOn10_9()
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o.methAvailableOn10_51() // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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}
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func callUnavailableClassMethod() {
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ClassWithUnavailableMethod.classMethAvailableOn10_51() // expected-error {{'classMethAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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let m10_51 = ClassWithUnavailableMethod.classMethAvailableOn10_51 // expected-error {{'classMethAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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m10_51()
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}
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class SubClassWithUnavailableMethod : ClassWithUnavailableMethod {
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func someMethod() {
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methAvailableOn10_9()
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methAvailableOn10_51() // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing instance method}}
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// expected-note@-3 {{add 'if #available' version check}}
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}
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}
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class SubClassOverridingUnavailableMethod : ClassWithUnavailableMethod {
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override func methAvailableOn10_51() {
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methAvailableOn10_9()
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super.methAvailableOn10_51() // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing instance method}}
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// expected-note@-3 {{add 'if #available' version check}}
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let m10_9 = super.methAvailableOn10_9
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m10_9()
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let m10_51 = super.methAvailableOn10_51 // expected-error {{'methAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing instance method}}
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// expected-note@-3 {{add 'if #available' version check}}
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m10_51()
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}
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func someMethod() {
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methAvailableOn10_9()
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// Calling our override should be fine
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methAvailableOn10_51()
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}
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}
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class ClassWithUnavailableOverloadedMethod {
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@available(OSX, introduced=10.9)
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func overloadedMethod() {}
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@available(OSX, introduced=10.51)
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func overloadedMethod(on1010: Int) {}
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}
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func callUnavailableOverloadedMethod(o: ClassWithUnavailableOverloadedMethod) {
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o.overloadedMethod()
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o.overloadedMethod(0) // expected-error {{'overloadedMethod' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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}
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// Initializers
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class ClassWithUnavailableInitializer {
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@available(OSX, introduced=10.9)
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required init() { }
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@available(OSX, introduced=10.51)
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required init(_ val: Int) { }
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convenience init(s: String) {
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self.init(5) // expected-error {{'init' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing initializer}}
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// expected-note@-3 {{add 'if #available' version check}}
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}
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@available(OSX, introduced=10.51)
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convenience init(onlyOn1010: String) {
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self.init(5)
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}
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}
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func callUnavailableInitializer() {
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_ = ClassWithUnavailableInitializer()
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_ = ClassWithUnavailableInitializer(5) // expected-error {{'init' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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let i = ClassWithUnavailableInitializer.self
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_ = i.init()
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_ = i.init(5) // expected-error {{'init' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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}
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class SuperWithWithUnavailableInitializer {
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@available(OSX, introduced=10.9)
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init() { }
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@available(OSX, introduced=10.51)
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init(_ val: Int) { }
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}
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class SubOfClassWithUnavailableInitializer : SuperWithWithUnavailableInitializer {
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override init(_ val: Int) {
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super.init(5) // expected-error {{'init' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing initializer}}
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// expected-note@-3 {{add 'if #available' version check}}
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}
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override init() {
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super.init()
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}
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@available(OSX, introduced=10.51)
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init(on1010: Int) {
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super.init(22)
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}
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}
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// Properties
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class ClassWithUnavailableProperties {
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@available(OSX, introduced=10.9) // expected-error {{stored properties cannot be marked potentially unavailable with '@available'}}
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var nonLazyAvailableOn10_9Stored: Int = 9
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@available(OSX, introduced=10.51) // expected-error {{stored properties cannot be marked potentially unavailable with '@available'}}
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var nonLazyAvailableOn10_51Stored : Int = 10
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@available(OSX, introduced=10.51) // expected-error {{stored properties cannot be marked potentially unavailable with '@available'}}
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let nonLazyLetAvailableOn10_51Stored : Int = 10
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// Make sure that we don't emit a Fix-It to mark a stored property as potentially unavailable.
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// We don't support potentially unavailable stored properties yet.
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var storedPropertyOfUnavailableType: ClassAvailableOn10_51? = nil // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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@available(OSX, introduced=10.9)
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lazy var availableOn10_9Stored: Int = 9
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@available(OSX, introduced=10.51)
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lazy var availableOn10_51Stored : Int = 10
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@available(OSX, introduced=10.9)
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var availableOn10_9Computed: Int {
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get {
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let _: Int = availableOn10_51Stored // expected-error {{'availableOn10_51Stored' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add 'if #available' version check}}
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if #available(OSX 10.51, *) {
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let _: Int = availableOn10_51Stored
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}
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return availableOn10_9Stored
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}
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set(newVal) {
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availableOn10_9Stored = newVal
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}
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}
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@available(OSX, introduced=10.51)
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var availableOn10_51Computed: Int {
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get {
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return availableOn10_51Stored
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}
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set(newVal) {
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availableOn10_51Stored = newVal
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}
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}
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var propWithSetterOnlyAvailableOn10_51 : Int {
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get {
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globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing var}}
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// expected-note@-3 {{add 'if #available' version check}}
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return 0
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}
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@available(OSX, introduced=10.51)
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set(newVal) {
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globalFuncAvailableOn10_51()
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}
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}
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var propWithGetterOnlyAvailableOn10_51 : Int {
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@available(OSX, introduced=10.51)
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get {
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globalFuncAvailableOn10_51()
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return 0
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}
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set(newVal) {
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globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing class}}
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// expected-note@-2 {{add @available attribute to enclosing var}}
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// expected-note@-3 {{add 'if #available' version check}}
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}
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}
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var propWithGetterAndSetterOnlyAvailableOn10_51 : Int {
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@available(OSX, introduced=10.51)
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get {
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return 0
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}
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@available(OSX, introduced=10.51)
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set(newVal) {
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}
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}
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var propWithSetterOnlyAvailableOn10_51ForNestedMemberRef : ClassWithUnavailableProperties {
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get {
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return ClassWithUnavailableProperties()
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}
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@available(OSX, introduced=10.51)
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set(newVal) {
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}
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}
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var propWithGetterOnlyAvailableOn10_51ForNestedMemberRef : ClassWithUnavailableProperties {
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@available(OSX, introduced=10.51)
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get {
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return ClassWithUnavailableProperties()
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}
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set(newVal) {
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}
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}
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}
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@available(OSX, introduced=10.51)
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class ClassWithReferencesInInitializers {
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var propWithInitializer10_51: Int = globalFuncAvailableOn10_51()
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var propWithInitializer10_52: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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lazy var lazyPropWithInitializer10_51: Int = globalFuncAvailableOn10_51()
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lazy var lazyPropWithInitializer10_52: Int = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing var}}
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}
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func accessUnavailableProperties(o: ClassWithUnavailableProperties) {
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// Stored properties
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let _: Int = o.availableOn10_9Stored
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let _: Int = o.availableOn10_51Stored // expected-error {{'availableOn10_51Stored' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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o.availableOn10_9Stored = 9
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o.availableOn10_51Stored = 10 // expected-error {{'availableOn10_51Stored' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
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// expected-note@-2 {{add 'if #available' version check}}
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// Computed Properties
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let _: Int = o.availableOn10_9Computed
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let _: Int = o.availableOn10_51Computed // expected-error {{'availableOn10_51Computed' is only available on OS X 10.51 or newer}}
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// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
o.availableOn10_9Computed = 9
|
|
o.availableOn10_51Computed = 10 // expected-error {{'availableOn10_51Computed' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
// Getter allowed on 10.9 but setter is not
|
|
let _: Int = o.propWithSetterOnlyAvailableOn10_51
|
|
o.propWithSetterOnlyAvailableOn10_51 = 5 // expected-error {{setter for 'propWithSetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
// Setter is allowed on 10.51 and greater
|
|
o.propWithSetterOnlyAvailableOn10_51 = 5
|
|
}
|
|
|
|
// Setter allowed on 10.9 but getter is not
|
|
o.propWithGetterOnlyAvailableOn10_51 = 5
|
|
let _: Int = o.propWithGetterOnlyAvailableOn10_51 // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
// Getter is allowed on 10.51 and greater
|
|
let _: Int = o.propWithGetterOnlyAvailableOn10_51
|
|
}
|
|
|
|
// Tests for nested member refs
|
|
|
|
// Both getters are potentially unavailable.
|
|
let _: Int = o.propWithGetterOnlyAvailableOn10_51ForNestedMemberRef.propWithGetterOnlyAvailableOn10_51 // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51ForNestedMemberRef' is only available on OS X 10.51 or newer}} expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 2{{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 2{{add 'if #available' version check}}
|
|
|
|
// Nested getter is potentially unavailable, outer getter is available
|
|
let _: Int = o.propWithGetterOnlyAvailableOn10_51ForNestedMemberRef.propWithSetterOnlyAvailableOn10_51 // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51ForNestedMemberRef' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
// Nested getter is available, outer getter is potentially unavailable
|
|
let _:Int = o.propWithSetterOnlyAvailableOn10_51ForNestedMemberRef.propWithGetterOnlyAvailableOn10_51 // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
// Both getters are always available.
|
|
let _: Int = o.propWithSetterOnlyAvailableOn10_51ForNestedMemberRef.propWithSetterOnlyAvailableOn10_51
|
|
|
|
|
|
// Nesting in source of assignment
|
|
var v: Int
|
|
|
|
v = o.propWithGetterOnlyAvailableOn10_51 // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
v = (o.propWithGetterOnlyAvailableOn10_51) // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
// Inout requires access to both getter and setter
|
|
|
|
func takesInout(i : inout Int) { }
|
|
|
|
takesInout(&o.propWithGetterOnlyAvailableOn10_51) // expected-error {{cannot pass as inout because getter for 'propWithGetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
takesInout(&o.propWithSetterOnlyAvailableOn10_51) // expected-error {{cannot pass as inout because setter for 'propWithSetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
takesInout(&o.propWithGetterAndSetterOnlyAvailableOn10_51) // expected-error {{cannot pass as inout because getter for 'propWithGetterAndSetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}} expected-error {{cannot pass as inout because setter for 'propWithGetterAndSetterOnlyAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 2{{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 2{{add 'if #available' version check}}
|
|
|
|
takesInout(&o.availableOn10_9Computed)
|
|
takesInout(&o.propWithGetterOnlyAvailableOn10_51ForNestedMemberRef.availableOn10_9Computed) // expected-error {{getter for 'propWithGetterOnlyAvailableOn10_51ForNestedMemberRef' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
// _silgen_name
|
|
|
|
@_silgen_name("SomeName")
|
|
@available(OSX, introduced=10.51)
|
|
func funcWith_silgen_nameAvailableOn10_51(p: ClassAvailableOn10_51?) -> ClassAvailableOn10_51
|
|
|
|
// Enums
|
|
|
|
@available(OSX, introduced=10.51)
|
|
enum EnumIntroducedOn10_51 {
|
|
case Element
|
|
}
|
|
|
|
@available(OSX, introduced=10.52)
|
|
enum EnumIntroducedOn10_52 {
|
|
case Element
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
enum CompassPoint {
|
|
case North
|
|
case South
|
|
case East
|
|
|
|
@available(OSX, introduced=10.52)
|
|
case West
|
|
|
|
case WithAvailableByEnumPayload(p : EnumIntroducedOn10_51)
|
|
|
|
@available(OSX, introduced=10.52)
|
|
case WithAvailableByEnumElementPayload(p : EnumIntroducedOn10_52)
|
|
|
|
@available(OSX, introduced=10.52)
|
|
case WithAvailableByEnumElementPayload1(p : EnumIntroducedOn10_52), WithAvailableByEnumElementPayload2(p : EnumIntroducedOn10_52)
|
|
|
|
case WithUnavailablePayload(p : EnumIntroducedOn10_52) // expected-error {{'EnumIntroducedOn10_52' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing case}}
|
|
|
|
case WithUnavailablePayload1(p : EnumIntroducedOn10_52), WithUnavailablePayload2(p : EnumIntroducedOn10_52) // expected-error 2{{'EnumIntroducedOn10_52' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 2{{add @available attribute to enclosing case}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.52)
|
|
func functionTakingEnumIntroducedOn10_52(e: EnumIntroducedOn10_52) { }
|
|
|
|
func useEnums() {
|
|
let _: CompassPoint = .North // expected-error {{'CompassPoint' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
let _: CompassPoint = .North
|
|
|
|
let _: CompassPoint = .West // expected-error {{'West' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
}
|
|
|
|
if #available(OSX 10.52, *) {
|
|
let _: CompassPoint = .West
|
|
}
|
|
|
|
// Pattern matching on an enum element does not require it to be definitely available
|
|
if #available(OSX 10.51, *) {
|
|
let point: CompassPoint = .North
|
|
switch (point) {
|
|
case .North, .South, .East:
|
|
markUsed("NSE")
|
|
case .West: // We do not expect an error here
|
|
markUsed("W")
|
|
|
|
case .WithAvailableByEnumElementPayload(let p):
|
|
markUsed("WithAvailableByEnumElementPayload")
|
|
|
|
// For the moment, we do not incorporate enum element availability into
|
|
// TRC construction. Perhaps we should?
|
|
functionTakingEnumIntroducedOn10_52(p) // expected-error {{'functionTakingEnumIntroducedOn10_52' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Classes
|
|
|
|
@available(OSX, introduced=10.9)
|
|
class ClassAvailableOn10_9 {
|
|
func someMethod() {}
|
|
class func someClassMethod() {}
|
|
var someProp : Int = 22
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class ClassAvailableOn10_51 { // expected-note {{enclosing scope here}}
|
|
func someMethod() {}
|
|
class func someClassMethod() {
|
|
let _ = ClassAvailableOn10_51()
|
|
}
|
|
var someProp : Int = 22
|
|
|
|
@available(OSX, introduced=10.9) // expected-error {{declaration cannot be more available than enclosing scope}}
|
|
func someMethodAvailableOn10_9() { }
|
|
|
|
@available(OSX, introduced=10.52)
|
|
var propWithGetter: Int { // expected-note{{enclosing scope here}}
|
|
@available(OSX, introduced=10.51) // expected-error {{declaration cannot be more available than enclosing scope}}
|
|
get { return 0 }
|
|
}
|
|
}
|
|
|
|
func classAvailability() {
|
|
ClassAvailableOn10_9.someClassMethod()
|
|
ClassAvailableOn10_51.someClassMethod() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
ClassAvailableOn10_9.self
|
|
ClassAvailableOn10_51.self // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let o10_9 = ClassAvailableOn10_9()
|
|
let o10_51 = ClassAvailableOn10_51() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
o10_9.someMethod()
|
|
o10_51.someMethod()
|
|
|
|
let _ = o10_9.someProp
|
|
let _ = o10_51.someProp
|
|
}
|
|
|
|
func castingUnavailableClass(o : AnyObject) {
|
|
let _ = o as! ClassAvailableOn10_51 // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _ = o as? ClassAvailableOn10_51 // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _ = o is ClassAvailableOn10_51 // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
protocol Creatable {
|
|
init()
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class ClassAvailableOn10_51_Creatable : Creatable {
|
|
required init() {}
|
|
}
|
|
|
|
func create<T : Creatable>() -> T {
|
|
return T()
|
|
}
|
|
|
|
class ClassWithGenericTypeParameter<T> { }
|
|
|
|
class ClassWithTwoGenericTypeParameter<T, S> { }
|
|
|
|
func classViaTypeParameter() {
|
|
let _ : ClassAvailableOn10_51_Creatable = // expected-error {{'ClassAvailableOn10_51_Creatable' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
create()
|
|
|
|
let _ = create() as
|
|
ClassAvailableOn10_51_Creatable // expected-error {{'ClassAvailableOn10_51_Creatable' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _ = [ClassAvailableOn10_51]() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _: ClassWithGenericTypeParameter<ClassAvailableOn10_51> = ClassWithGenericTypeParameter() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _: ClassWithTwoGenericTypeParameter<ClassAvailableOn10_51, String> = ClassWithTwoGenericTypeParameter() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _: ClassWithTwoGenericTypeParameter<String, ClassAvailableOn10_51> = ClassWithTwoGenericTypeParameter() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _: ClassWithTwoGenericTypeParameter<ClassAvailableOn10_51, ClassAvailableOn10_51> = ClassWithTwoGenericTypeParameter() // expected-error 2{{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 2{{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 2{{add 'if #available' version check}}
|
|
|
|
let _: ClassAvailableOn10_51? = nil // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
}
|
|
|
|
// Unavailable class used in declarations
|
|
|
|
class ClassWithDeclarationsOfUnavailableClasses {
|
|
|
|
@available(OSX, introduced=10.51)
|
|
init() {
|
|
unavailablePropertyOfUnavailableType = ClassAvailableOn10_51()
|
|
unavailablePropertyOfUnavailableType = ClassAvailableOn10_51()
|
|
}
|
|
|
|
var propertyOfUnavailableType: ClassAvailableOn10_51 // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
lazy var unavailablePropertyOfUnavailableType: ClassAvailableOn10_51 = ClassAvailableOn10_51()
|
|
|
|
@available(OSX, introduced=10.51)
|
|
lazy var unavailablePropertyOfOptionalUnavailableType: ClassAvailableOn10_51? = nil
|
|
|
|
@available(OSX, introduced=10.51)
|
|
lazy var unavailablePropertyOfUnavailableTypeWithInitializer: ClassAvailableOn10_51 = ClassAvailableOn10_51()
|
|
|
|
@available(OSX, introduced=10.51)
|
|
static var unavailableStaticPropertyOfUnavailableType: ClassAvailableOn10_51 = ClassAvailableOn10_51()
|
|
|
|
@available(OSX, introduced=10.51)
|
|
static var unavailableStaticPropertyOfOptionalUnavailableType: ClassAvailableOn10_51?
|
|
|
|
func methodWithUnavailableParameterType(o : ClassAvailableOn10_51) { // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add @available attribute to enclosing instance method}}
|
|
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
func unavailableMethodWithUnavailableParameterType(o : ClassAvailableOn10_51) {
|
|
}
|
|
|
|
func methodWithUnavailableReturnType() -> ClassAvailableOn10_51 { // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add @available attribute to enclosing instance method}}
|
|
|
|
return ClassAvailableOn10_51() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add @available attribute to enclosing instance method}}
|
|
// expected-note@-3 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
func unavailableMethodWithUnavailableReturnType() -> ClassAvailableOn10_51 {
|
|
return ClassAvailableOn10_51()
|
|
}
|
|
|
|
func methodWithUnavailableLocalDeclaration() {
|
|
let _ : ClassAvailableOn10_51 = methodWithUnavailableReturnType() // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add @available attribute to enclosing instance method}}
|
|
// expected-note@-3 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
func unavailableMethodWithUnavailableLocalDeclaration() {
|
|
let _ : ClassAvailableOn10_51 = methodWithUnavailableReturnType()
|
|
}
|
|
}
|
|
|
|
func referToUnavailableStaticProperty() {
|
|
let _ = ClassWithDeclarationsOfUnavailableClasses.unavailableStaticPropertyOfUnavailableType // expected-error {{'unavailableStaticPropertyOfUnavailableType' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
class ClassExtendingUnavailableClass : ClassAvailableOn10_51 { // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class UnavailableClassExtendingUnavailableClass : ClassAvailableOn10_51 {
|
|
}
|
|
|
|
// Method availability is contravariant
|
|
|
|
class SuperWithAlwaysAvailableMembers {
|
|
func shouldAlwaysBeAvailableMethod() { // expected-note {{overridden declaration is here}}
|
|
}
|
|
|
|
var shouldAlwaysBeAvailableProperty: Int { // expected-note {{overridden declaration is here}}
|
|
get { return 9 }
|
|
set(newVal) {}
|
|
}
|
|
|
|
var setterShouldAlwaysBeAvailableProperty: Int {
|
|
get { return 9 }
|
|
set(newVal) {} // expected-note {{overridden declaration is here}}
|
|
}
|
|
|
|
var getterShouldAlwaysBeAvailableProperty: Int {
|
|
get { return 9 } // expected-note {{overridden declaration is here}}
|
|
set(newVal) {}
|
|
}
|
|
}
|
|
|
|
class SubWithLimitedMemberAvailability : SuperWithAlwaysAvailableMembers {
|
|
@available(OSX, introduced=10.51)
|
|
override func shouldAlwaysBeAvailableMethod() { // expected-error {{overriding 'shouldAlwaysBeAvailableMethod' must be as available as declaration it overrides}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
override var shouldAlwaysBeAvailableProperty: Int { // expected-error {{overriding 'shouldAlwaysBeAvailableProperty' must be as available as declaration it overrides}}
|
|
get { return 10 }
|
|
set(newVal) {}
|
|
}
|
|
|
|
override var setterShouldAlwaysBeAvailableProperty: Int {
|
|
get { return 9 }
|
|
@available(OSX, introduced=10.51)
|
|
set(newVal) {} // expected-error {{overriding setter for 'setterShouldAlwaysBeAvailableProperty' must be as available as declaration it overrides}}
|
|
// This is a terrible diagnostic. rdar://problem/20427938
|
|
}
|
|
|
|
override var getterShouldAlwaysBeAvailableProperty: Int {
|
|
@available(OSX, introduced=10.51)
|
|
get { return 9 } // expected-error {{overriding getter for 'getterShouldAlwaysBeAvailableProperty' must be as available as declaration it overrides}}
|
|
set(newVal) {}
|
|
}
|
|
}
|
|
|
|
class SuperWithLimitedMemberAvailability {
|
|
@available(OSX, introduced=10.51)
|
|
func someMethod() {
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
var someProperty: Int {
|
|
get { return 10 }
|
|
set(newVal) {}
|
|
}
|
|
}
|
|
|
|
class SubWithLargerMemberAvailability : SuperWithLimitedMemberAvailability {
|
|
@available(OSX, introduced=10.9)
|
|
override func someMethod() {
|
|
super.someMethod() // expected-error {{'someMethod()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
super.someMethod()
|
|
}
|
|
}
|
|
|
|
@available(OSX, introduced=10.9)
|
|
override var someProperty: Int {
|
|
get {
|
|
let _ = super.someProperty // expected-error {{'someProperty' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing class}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
let _ = super.someProperty
|
|
}
|
|
|
|
return 9
|
|
}
|
|
set(newVal) {}
|
|
}
|
|
}
|
|
|
|
// Inheritance and availability
|
|
|
|
@available(OSX, introduced=10.51)
|
|
protocol ProtocolAvailableOn10_9 {
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
protocol ProtocolAvailableOn10_51 {
|
|
}
|
|
|
|
@available(OSX, introduced=10.9)
|
|
protocol ProtocolAvailableOn10_9InheritingFromProtocolAvailableOn10_51 : ProtocolAvailableOn10_51 {
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
protocol ProtocolAvailableOn10_51InheritingFromProtocolAvailableOn10_9 : ProtocolAvailableOn10_9 {
|
|
}
|
|
|
|
@available(OSX, introduced=10.9)
|
|
class SubclassAvailableOn10_9OfClassAvailableOn10_51 : ClassAvailableOn10_51 { // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
}
|
|
|
|
// We allow nominal types to conform to protocols that are less available than the types themselves.
|
|
@available(OSX, introduced=10.9)
|
|
class ClassAvailableOn10_9AdoptingProtocolAvailableOn10_51 : ProtocolAvailableOn10_51 {
|
|
}
|
|
|
|
func castToUnavailableProtocol() {
|
|
let o: ClassAvailableOn10_9AdoptingProtocolAvailableOn10_51 = ClassAvailableOn10_9AdoptingProtocolAvailableOn10_51()
|
|
|
|
let _: ProtocolAvailableOn10_51 = o // expected-error {{'ProtocolAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _ = o as ProtocolAvailableOn10_51 // expected-error {{'ProtocolAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.9)
|
|
class SubclassAvailableOn10_9OfClassAvailableOn10_51AlsoAdoptingProtocolAvailableOn10_51 : ClassAvailableOn10_51 { // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
}
|
|
|
|
class SomeGenericClass<T> { }
|
|
|
|
@available(OSX, introduced=10.9)
|
|
class SubclassAvailableOn10_9OfSomeGenericClassOfProtocolAvailableOn10_51 : SomeGenericClass<ProtocolAvailableOn10_51> { // expected-error {{'ProtocolAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
}
|
|
|
|
func GenericWhereClause<T where T: ProtocolAvailableOn10_51>(t: T) { // expected-error * {{'ProtocolAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 * {{add @available attribute to enclosing global function}}
|
|
}
|
|
|
|
func GenericSignature<T : ProtocolAvailableOn10_51>(t: T) { // expected-error * {{'ProtocolAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 * {{add @available attribute to enclosing global function}}
|
|
}
|
|
|
|
// Extensions
|
|
|
|
extension ClassAvailableOn10_51 { } // expected-error {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing extension}}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
extension ClassAvailableOn10_51 {
|
|
func m() {
|
|
let _ = globalFuncAvailableOn10_51()
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing instance method}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
}
|
|
|
|
class ClassToExtend { }
|
|
|
|
@available(OSX, introduced=10.51)
|
|
extension ClassToExtend {
|
|
|
|
func extensionMethod() { }
|
|
|
|
@available(OSX, introduced=10.52)
|
|
func extensionMethod10_52() { }
|
|
|
|
class ExtensionClass { }
|
|
|
|
// We rely on not allowing nesting of extensions, so test to make sure
|
|
// this emits an error.
|
|
// CHECK:error: declaration is only valid at file scope
|
|
extension ClassToExtend { } // expected-error {{declaration is only valid at file scope}}
|
|
}
|
|
|
|
// We allow protocol extensions for protocols that are less available than the
|
|
// conforming class.
|
|
extension ClassToExtend : ProtocolAvailableOn10_51 {
|
|
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
extension ClassToExtend { // expected-note {{enclosing scope here}}
|
|
@available(OSX, introduced=10.9) // expected-error {{declaration cannot be more available than enclosing scope}}
|
|
func extensionMethod10_9() { }
|
|
}
|
|
|
|
func useUnavailableExtension() {
|
|
let o = ClassToExtend()
|
|
|
|
o.extensionMethod() // expected-error {{'extensionMethod()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
let _ = ClassToExtend.ExtensionClass() // expected-error {{'ExtensionClass' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
o.extensionMethod10_52() // expected-error {{'extensionMethod10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
// Useless #available(...) checks
|
|
|
|
func functionWithDefaultAvailabilityAndUselessCheck(p: Bool) {
|
|
// Default availability reflects minimum deployment: 10.9 and up
|
|
|
|
if #available(OSX 10.9, *) { // expected-warning {{unnecessary check for 'OSX'; minimum deployment target ensures guard will always be true}}
|
|
let _ = globalFuncAvailableOn10_9()
|
|
}
|
|
|
|
if #available(OSX 10.51, *) { // expected-note {{enclosing scope here}}
|
|
let _ = globalFuncAvailableOn10_51()
|
|
|
|
if #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
let _ = globalFuncAvailableOn10_51()
|
|
}
|
|
}
|
|
|
|
if #available(OSX 10.9, *) { // expected-note {{enclosing scope here}} expected-warning {{unnecessary check for 'OSX'; minimum deployment target ensures guard will always be true}}
|
|
} else {
|
|
// Make sure we generate a warning about an unnecessary check even if the else branch of if is dead.
|
|
if #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
}
|
|
}
|
|
|
|
// This 'if' is strictly to limit the scope of the guard fallthrough
|
|
if p {
|
|
guard #available(OSX 10.9, *) else { // expected-note {{enclosing scope here}} expected-warning {{unnecessary check for 'OSX'; minimum deployment target ensures guard will always be true}}
|
|
// Make sure we generate a warning about an unnecessary check even if the else branch of guard is dead.
|
|
if #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
}
|
|
}
|
|
}
|
|
|
|
// We don't want * generate a warn about useless checks; the check may be required on
|
|
// another platform
|
|
if #available(iOS 8.0, *) {
|
|
}
|
|
|
|
if #available(OSX 10.51, *) {
|
|
// Similarly do not want '*' to generate a warning in a refined TRC.
|
|
if #available(iOS 8.0, *) {
|
|
}
|
|
}
|
|
}
|
|
|
|
@available(OSX, unavailable)
|
|
func explicitlyUnavailable() { } // expected-note 2{{'explicitlyUnavailable()' has been explicitly marked unavailable here}}
|
|
|
|
func functionWithUnavailableInDeadBranch() {
|
|
|
|
if #available(iOS 8.0, *) {
|
|
} else {
|
|
// This branch is dead on OSX, so we shouldn't a warning about use of potentially unavailable APIs in it.
|
|
globalFuncAvailableOn10_51() // no-warning
|
|
|
|
@available(OSX 10.51, *)
|
|
func localFuncAvailableOn10_51() {
|
|
globalFuncAvailableOn10_52() // no-warning
|
|
}
|
|
|
|
localFuncAvailableOn10_51() // no-warning
|
|
|
|
// We still want to error on references to explicitly unavailable symbols
|
|
// CHECK:error: 'explicitlyUnavailable()' is unavailable
|
|
explicitlyUnavailable() // expected-error {{'explicitlyUnavailable()' is unavailable}}
|
|
}
|
|
|
|
guard #available(iOS 8.0, *) else {
|
|
globalFuncAvailableOn10_51() // no-warning
|
|
|
|
// CHECK:error: 'explicitlyUnavailable()' is unavailable
|
|
explicitlyUnavailable() // expected-error {{'explicitlyUnavailable()' is unavailable}}
|
|
}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
func functionWithSpecifiedAvailabilityAndUselessCheck() { // expected-note 2{{enclosing scope here}}
|
|
if #available(OSX 10.9, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
let _ = globalFuncAvailableOn10_9()
|
|
}
|
|
|
|
if #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
let _ = globalFuncAvailableOn10_51()
|
|
}
|
|
}
|
|
|
|
// #available(...) outside if statement guards
|
|
|
|
func injectToOptional<T>(v: T) -> T? {
|
|
return v
|
|
}
|
|
|
|
|
|
if let _ = injectToOptional(5), #available(OSX 10.52, *) {} // ok
|
|
|
|
|
|
// Refining context inside guard
|
|
|
|
if #available(OSX 10.51, *),
|
|
let _ = injectToOptional(globalFuncAvailableOn10_51()),
|
|
let _ = injectToOptional(globalFuncAvailableOn10_52()) { // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
|
|
let _ = globalFuncAvailableOn10_51()
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
}
|
|
|
|
if let _ = injectToOptional(5), #available(OSX 10.51, *),
|
|
let _ = injectToOptional(globalFuncAvailableOn10_51()),
|
|
let _ = injectToOptional(globalFuncAvailableOn10_52()) { // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
|
|
let _ = globalFuncAvailableOn10_51()
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
}
|
|
|
|
if let _ = injectToOptional(globalFuncAvailableOn10_51()), #available(OSX 10.51, *), // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
let _ = injectToOptional(globalFuncAvailableOn10_52()) { // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
|
|
}
|
|
|
|
if let _ = injectToOptional(5), #available(OSX 10.51, *), // expected-note {{enclosing scope here}}
|
|
let _ = injectToOptional(6), #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
}
|
|
|
|
|
|
// Tests for the guard control construct.
|
|
|
|
func useGuardAvailable() {
|
|
// Guard fallthrough should refine context
|
|
guard #available(OSX 10.51, *) else { // expected-note {{enclosing scope here}}
|
|
let _ = globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
// expected-note@-2 {{add @available attribute to enclosing global function}}
|
|
return
|
|
}
|
|
|
|
let _ = globalFuncAvailableOn10_51()
|
|
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
// expected-note@-2 {{add @available attribute to enclosing global function}}
|
|
|
|
if #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
}
|
|
|
|
if globalFuncAvailableOn10_51() > 0 {
|
|
guard #available(OSX 10.52, *),
|
|
let x = injectToOptional(globalFuncAvailableOn10_52()) else { return }
|
|
_ = x
|
|
}
|
|
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
// expected-note@-2 {{add @available attribute to enclosing global function}}
|
|
|
|
}
|
|
|
|
func twoGuardsInSameBlock(p: Int) {
|
|
if (p > 0) {
|
|
guard #available(OSX 10.51, *) else { return }
|
|
|
|
let _ = globalFuncAvailableOn10_51()
|
|
|
|
guard #available(OSX 10.52, *) else { return }
|
|
|
|
let _ = globalFuncAvailableOn10_52()
|
|
}
|
|
|
|
let _ = globalFuncAvailableOn10_51() // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
// expected-note@-2 {{add @available attribute to enclosing global function}}
|
|
}
|
|
|
|
// Refining while loops
|
|
|
|
while globalFuncAvailableOn10_51() > 10 { } // expected-error {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
|
|
while #available(OSX 10.51, *), // expected-note {{enclosing scope here}}
|
|
globalFuncAvailableOn10_51() > 10 {
|
|
|
|
let _ = globalFuncAvailableOn10_51()
|
|
|
|
let _ = globalFuncAvailableOn10_52() // expected-error {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
|
|
while globalFuncAvailableOn10_51() > 11,
|
|
let _ = injectToOptional(5),
|
|
#available(OSX 10.52, *) {
|
|
let _ = globalFuncAvailableOn10_52();
|
|
}
|
|
|
|
while #available(OSX 10.51, *) { // expected-warning {{unnecessary check for 'OSX'; enclosing scope ensures guard will always be true}}
|
|
}
|
|
}
|
|
|
|
// Tests for Fix-It replacement text
|
|
// The whitespace in the replacement text is particularly important here -- it reflects the level
|
|
// of indentation for the added if #available() or @available attribute. Note that, for the moment, we hard
|
|
// code *added* indentation in Fix-Its as 4 spaces (that is, when indenting in a Fix-It, we
|
|
// take whatever indentation was there before and add 4 spaces to it).
|
|
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{1-27=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n} else {\n // Fallback on earlier versions\n}}}
|
|
|
|
let declForFixitAtTopLevel: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{1-57=if #available(OSX 10.51, *) {\n let declForFixitAtTopLevel: ClassAvailableOn10_51? = nil\n} else {\n // Fallback on earlier versions\n}}}
|
|
|
|
func fixitForReferenceInGlobalFunction() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{3-29=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing global function}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
public func fixitForReferenceInGlobalFunctionWithDeclModifier() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{3-29=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing global function}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
@noreturn
|
|
func fixitForReferenceInGlobalFunctionWithAttribute() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{3-29=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing global function}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
func takesAutoclosure(@autoclosure c : () -> ()) {
|
|
}
|
|
|
|
class ClassForFixit {
|
|
func fixitForReferenceInMethod() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{5-31=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
func fixitForReferenceNestedInMethod() {
|
|
func inner() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{7-33=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
let _: () -> () = { () in
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{7-33=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
takesAutoclosure(functionAvailableOn10_51())
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{5-49=if #available(OSX 10.51, *) {\n takesAutoclosure(functionAvailableOn10_51())\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
var fixitForReferenceInPropertyAccessor: Int {
|
|
get {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{7-33=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing var}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
return 5
|
|
}
|
|
}
|
|
|
|
var fixitForReferenceInPropertyType: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
lazy var fixitForReferenceInLazyPropertyType: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing var}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
private lazy var fixitForReferenceInPrivateLazyPropertyType: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing var}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
lazy private var fixitForReferenceInLazyPrivatePropertyType: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing var}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
static var fixitForReferenceInStaticPropertyType: ClassAvailableOn10_51? = nil
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing static var}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
var fixitForReferenceInPropertyTypeMultiple: ClassAvailableOn10_51? = nil, other: Int = 7
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
func fixitForRefInGuardOfIf() {
|
|
if (globalFuncAvailableOn10_51() > 1066) {
|
|
let _ = 5
|
|
let _ = 6
|
|
}
|
|
// expected-error@-4 {{'globalFuncAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-5 {{add 'if #available' version check}} {{5-6=if #available(OSX 10.51, *) {\n if (globalFuncAvailableOn10_51() > 1066) {\n let _ = 5\n let _ = 6\n }\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-6 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-7 {{add @available attribute to enclosing class}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
}
|
|
|
|
extension ClassToExtend {
|
|
func fixitForReferenceInExtensionMethod() {
|
|
functionAvailableOn10_51()
|
|
// expected-error@-1 {{'functionAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{5-31=if #available(OSX 10.51, *) {\n functionAvailableOn10_51()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing instance method}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-4 {{add @available attribute to enclosing extension}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
}
|
|
|
|
enum EnumForFixit {
|
|
case CaseWithUnavailablePayload(p: ClassAvailableOn10_51)
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing case}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing enum}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
|
|
case CaseWithUnavailablePayload2(p: ClassAvailableOn10_51), WithoutPayload
|
|
// expected-error@-1 {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-2 {{add @available attribute to enclosing case}} {{3-3=@available(OSX 10.51, *)\n }}
|
|
// expected-note@-3 {{add @available attribute to enclosing enum}} {{1-1=@available(OSX 10.51, *)\n}}
|
|
}
|
|
|
|
@objc
|
|
class Y {
|
|
var z = 0
|
|
}
|
|
|
|
@objc
|
|
class X {
|
|
var y = Y()
|
|
}
|
|
|
|
func testForFixitWithNestedMemberRefExpr() {
|
|
let x = X()
|
|
|
|
x.y.z = globalFuncAvailableOn10_52()
|
|
// expected-error@-1 {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{3-39=if #available(OSX 10.52, *) {\n x.y.z = globalFuncAvailableOn10_52()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing global function}} {{1-1=@available(OSX 10.52, *)\n}}
|
|
|
|
// Access via dynamic member reference
|
|
let anyX: AnyObject = x
|
|
anyX.y?.z = globalFuncAvailableOn10_52()
|
|
// expected-error@-1 {{'globalFuncAvailableOn10_52()' is only available on OS X 10.52 or newer}}
|
|
// expected-note@-2 {{add 'if #available' version check}} {{3-43=if #available(OSX 10.52, *) {\n anyX.y?.z = globalFuncAvailableOn10_52()\n } else {\n // Fallback on earlier versions\n }}}
|
|
// expected-note@-3 {{add @available attribute to enclosing global function}} {{1-1=@available(OSX 10.52, *)\n}}
|
|
}
|
|
|
|
// Protocol Conformances
|
|
|
|
protocol ProtocolWithRequirementMentioningUnavailable {
|
|
func hasUnavailableParameter(p: ClassAvailableOn10_51) // expected-error * {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 * {{add @available attribute to enclosing instance method}}
|
|
// expected-note@-2 * {{add @available attribute to enclosing protocol}}
|
|
|
|
func hasUnavailableReturn() -> ClassAvailableOn10_51 // expected-error * {{'ClassAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 * {{add @available attribute to enclosing instance method}}
|
|
// expected-note@-2 * {{add @available attribute to enclosing protocol}}
|
|
|
|
@available(OSX 10.51, *)
|
|
func hasUnavailableWithAnnotation(p: ClassAvailableOn10_51) -> ClassAvailableOn10_51
|
|
}
|
|
|
|
protocol HasMethodF {
|
|
associatedtype T
|
|
func f(p: T) // expected-note 5{{protocol requirement here}}
|
|
}
|
|
|
|
class TriesToConformWithFunctionIntroducedOn10_51 : HasMethodF { // expected-note {{conformance introduced here}}
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodF' requires 'f' to be available on OS X 10.50.0 and newer}}
|
|
}
|
|
|
|
|
|
class ConformsWithFunctionIntroducedOnMinimumDeploymentTarget : HasMethodF {
|
|
// Even though this function is less available than its requirement,
|
|
// it is available on a deployment targets, so the conformance is safe.
|
|
@available(OSX, introduced=10.9)
|
|
func f(p: Int) { }
|
|
}
|
|
|
|
class SuperHasMethodF {
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodF' requires 'f' to be available on OS X 10.50.0 and newer}}
|
|
}
|
|
|
|
class TriesToConformWithUnavailableFunctionInSuperClass : SuperHasMethodF, HasMethodF { // expected-note {{conformance introduced here}}
|
|
// The conformance here is generating an error on f in the super class.
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class ConformsWithUnavailableFunctionInSuperClass : SuperHasMethodF, HasMethodF {
|
|
// Limiting this class to only be available on 10.51 and newer means that
|
|
// the witness in SuperHasMethodF is safe for the requirement on HasMethodF.
|
|
// in order for this class to be referenced we must be running on 10.51 or
|
|
// greater.
|
|
}
|
|
|
|
class ConformsByOverridingFunctionInSuperClass : SuperHasMethodF, HasMethodF {
|
|
// Now the witness is this f() (which is always available) and not the f()
|
|
// from the super class, so conformance is safe.
|
|
override func f(p: Int) { }
|
|
}
|
|
|
|
|
|
// Attempt to conform in protocol extension with unavailable witness
|
|
// in extension
|
|
class HasNoMethodF1 { }
|
|
extension HasNoMethodF1 : HasMethodF { // expected-note {{conformance introduced here}}
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodF' requires 'f' to be available on OS X 10.50.0 and newer}}
|
|
}
|
|
|
|
class HasNoMethodF2 { }
|
|
@available(OSX, introduced=10.51)
|
|
extension HasNoMethodF2 : HasMethodF { // expected-note {{conformance introduced here}}
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodF' requires 'f' to be available on OS X 10.50.0 and newer}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class HasNoMethodF3 { }
|
|
@available(OSX, introduced=10.51)
|
|
extension HasNoMethodF3 : HasMethodF {
|
|
// We expect this conformance to succeed because on every version where HasNoMethodF3
|
|
// is available, HasNoMethodF3's f() is as available as the protocol requirement
|
|
func f(p: Int) { }
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
protocol HasMethodFOn10_51 {
|
|
func f(p: Int) // expected-note {{protocol requirement here}}
|
|
}
|
|
|
|
class ConformsToUnavailableProtocolWithUnavailableWitness : HasMethodFOn10_51 {
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: Int) { }
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
class HasNoMethodF4 { }
|
|
@available(OSX, introduced=10.52)
|
|
extension HasNoMethodF4 : HasMethodFOn10_51 { // expected-note {{conformance introduced here}}
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodFOn10_51' requires 'f' to be available on OS X 10.51 and newer}}
|
|
}
|
|
|
|
@available(OSX, introduced=10.51)
|
|
protocol HasTakesClassAvailableOn10_51 {
|
|
func takesClassAvailableOn10_51(o: ClassAvailableOn10_51) // expected-note 2{{protocol requirement here}}
|
|
}
|
|
|
|
class AttemptsToConformToHasTakesClassAvailableOn10_51 : HasTakesClassAvailableOn10_51 { // expected-note {{conformance introduced here}}
|
|
@available(OSX, introduced=10.52)
|
|
func takesClassAvailableOn10_51(o: ClassAvailableOn10_51) { // expected-error {{protocol 'HasTakesClassAvailableOn10_51' requires 'takesClassAvailableOn10_51' to be available on OS X 10.51 and newer}}
|
|
}
|
|
}
|
|
|
|
class ConformsToHasTakesClassAvailableOn10_51 : HasTakesClassAvailableOn10_51 {
|
|
@available(OSX, introduced=10.51)
|
|
func takesClassAvailableOn10_51(o: ClassAvailableOn10_51) {
|
|
}
|
|
}
|
|
|
|
class TakesClassAvailableOn10_51_A { }
|
|
extension TakesClassAvailableOn10_51_A : HasTakesClassAvailableOn10_51 { // expected-note {{conformance introduced here}}
|
|
@available(OSX, introduced=10.52)
|
|
func takesClassAvailableOn10_51(o: ClassAvailableOn10_51) { // expected-error {{protocol 'HasTakesClassAvailableOn10_51' requires 'takesClassAvailableOn10_51' to be available on OS X 10.51 and newer}}
|
|
}
|
|
}
|
|
|
|
class TakesClassAvailableOn10_51_B { }
|
|
extension TakesClassAvailableOn10_51_B : HasTakesClassAvailableOn10_51 {
|
|
@available(OSX, introduced=10.51)
|
|
func takesClassAvailableOn10_51(o: ClassAvailableOn10_51) {
|
|
}
|
|
}
|
|
|
|
|
|
// We do not want potential unavailability to play a role in picking a witness for a
|
|
// protocol requirement. Rather, the witness should be chosen, regardless of its
|
|
// potential unavailability, and then it should be diagnosed if it is less available
|
|
// than the protocol requires.
|
|
class TestAvailabilityDoesNotAffectWitnessCandidacy : HasMethodF { // expected-note {{conformance introduced here}}
|
|
// Test that we choose the more specialized witness even though it is
|
|
// less available than the protocol requires and there is a less specialized
|
|
// witness that has suitable availability.
|
|
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: Int) { } // expected-error {{protocol 'HasMethodF' requires 'f' to be available on OS X 10.50.0 and newer}}
|
|
|
|
func f<T>(p: T) { }
|
|
}
|
|
|
|
protocol HasUnavailableMethodF {
|
|
@available(OSX, introduced=10.51)
|
|
func f(p: String)
|
|
}
|
|
|
|
class ConformsWithUnavailableFunction : HasUnavailableMethodF {
|
|
@available(OSX, introduced=10.9)
|
|
func f(p: String) { }
|
|
}
|
|
|
|
func useUnavailableProtocolMethod(h: HasUnavailableMethodF) {
|
|
h.f("Foo") // expected-error {{'f' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
func useUnavailableProtocolMethod<H : HasUnavailableMethodF> (h: H) {
|
|
h.f("Foo") // expected-error {{'f' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
|
|
// Short-form @available() annotations
|
|
|
|
@available(OSX 10.51, *)
|
|
class ClassWithShortFormAvailableOn10_51 {
|
|
}
|
|
|
|
@available(OSX 10.53, *)
|
|
class ClassWithShortFormAvailableOn10_53 {
|
|
}
|
|
|
|
@available(OSX 10.54, *)
|
|
class ClassWithShortFormAvailableOn10_54 {
|
|
}
|
|
|
|
@available(OSX 10.9, *)
|
|
func funcWithShortFormAvailableOn10_9() {
|
|
let _ = ClassWithShortFormAvailableOn10_51() // expected-error {{'ClassWithShortFormAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(OSX 10.51, *)
|
|
func funcWithShortFormAvailableOn10_51() {
|
|
let _ = ClassWithShortFormAvailableOn10_51()
|
|
}
|
|
|
|
@available(iOS 14.0, *)
|
|
func funcWithShortFormAvailableOniOS14() {
|
|
let _ = ClassWithShortFormAvailableOn10_51() // expected-error {{'ClassWithShortFormAvailableOn10_51' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(iOS 14.0, OSX 10.53, *)
|
|
func funcWithShortFormAvailableOniOS14AndOSX10_53() {
|
|
let _ = ClassWithShortFormAvailableOn10_51()
|
|
}
|
|
|
|
// Not idiomatic but we need to be able to handle it.
|
|
@available(iOS 8.0, *)
|
|
@available(OSX 10.51, *)
|
|
func funcWithMultipleShortFormAnnotationsForDifferentPlatforms() {
|
|
let _ = ClassWithShortFormAvailableOn10_51()
|
|
}
|
|
|
|
@available(OSX 10.51, *)
|
|
@available(OSX 10.53, *)
|
|
@available(OSX 10.52, *)
|
|
func funcWithMultipleShortFormAnnotationsForTheSamePlatform() {
|
|
let _ = ClassWithShortFormAvailableOn10_53()
|
|
|
|
let _ = ClassWithShortFormAvailableOn10_54() // expected-error {{'ClassWithShortFormAvailableOn10_54' is only available on OS X 10.54 or newer}}
|
|
// expected-note@-1 {{add 'if #available' version check}}
|
|
}
|
|
|
|
@available(OSX 10.9, *)
|
|
@available(OSX, unavailable)
|
|
func unavailableWins() { } // expected-note {{'unavailableWins()' has been explicitly marked unavailable here}}
|
|
|
|
func useShortFormAvailable() {
|
|
funcWithShortFormAvailableOn10_9()
|
|
|
|
funcWithShortFormAvailableOn10_51() // expected-error {{'funcWithShortFormAvailableOn10_51()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
funcWithShortFormAvailableOniOS14()
|
|
|
|
funcWithShortFormAvailableOniOS14AndOSX10_53() // expected-error {{'funcWithShortFormAvailableOniOS14AndOSX10_53()' is only available on OS X 10.53 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
funcWithMultipleShortFormAnnotationsForDifferentPlatforms() // expected-error {{'funcWithMultipleShortFormAnnotationsForDifferentPlatforms()' is only available on OS X 10.51 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
funcWithMultipleShortFormAnnotationsForTheSamePlatform() // expected-error {{'funcWithMultipleShortFormAnnotationsForTheSamePlatform()' is only available on OS X 10.53 or newer}}
|
|
// expected-note@-1 {{add @available attribute to enclosing global function}}
|
|
// expected-note@-2 {{add 'if #available' version check}}
|
|
|
|
// CHECK:error: 'unavailableWins()' is unavailable
|
|
unavailableWins() // expected-error {{'unavailableWins()' is unavailable}}
|
|
}
|