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be607d15b3
Add a function that deals with invoking syntactic diagnostics for all the expressions involved in a SolutionApplicationTarget. Resolves SR-13260 Resolves rdar://65903005
100 lines
2.5 KiB
Swift
100 lines
2.5 KiB
Swift
// RUN: %swift -typecheck -verify -target %target-cpu-apple-macosx10.15 %s
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// REQUIRES: OS=macosx
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enum Either<T,U> {
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case first(T)
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case second(U)
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}
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struct Do<T> {
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var value: T
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}
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@_functionBuilder
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struct TupleBuilder {
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static func buildBlock<T1>(_ t1: T1) -> (T1) {
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return (t1)
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}
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static func buildBlock<T1, T2>(_ t1: T1, _ t2: T2) -> (T1, T2) {
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return (t1, t2)
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}
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static func buildBlock<T1, T2, T3>(_ t1: T1, _ t2: T2, _ t3: T3)
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-> (T1, T2, T3) {
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return (t1, t2, t3)
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}
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static func buildBlock<T1, T2, T3, T4>(_ t1: T1, _ t2: T2, _ t3: T3, _ t4: T4)
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-> (T1, T2, T3, T4) {
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return (t1, t2, t3, t4)
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}
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static func buildBlock<T1, T2, T3, T4, T5>(
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_ t1: T1, _ t2: T2, _ t3: T3, _ t4: T4, _ t5: T5
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) -> (T1, T2, T3, T4, T5) {
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return (t1, t2, t3, t4, t5)
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}
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static func buildDo<T1>(_ t1: T1) -> Do<(T1)> {
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.init(value: t1)
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}
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static func buildDo<T1, T2>(_ t1: T1, _ t2: T2) -> Do<(T1, T2)> {
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.init(value: (t1, t2))
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}
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static func buildDo<T1, T2, T3>(_ t1: T1, _ t2: T2, _ t3: T3)
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-> Do<(T1, T2, T3)> {
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.init(value: (t1, t2, t3))
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}
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static func buildIf<T>(_ value: T?) -> T? { return value }
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static func buildEither<T,U>(first value: T) -> Either<T,U> {
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return .first(value)
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}
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static func buildEither<T,U>(second value: U) -> Either<T,U> {
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return .second(value)
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}
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static func buildArray<T>(_ array: [T]) -> [T] { return array }
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}
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@available(macOS 10.14, *)
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enum Option {
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@available(macOS 10.15.4, *)
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case best
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}
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@TupleBuilder
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func bestTuple() -> some Any { // expected-note{{add @available attribute to enclosing global function}}
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"Hello"
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Option.best // expected-error{{'best' is only available in macOS 10.15.4 or newer}}
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// expected-note@-1{{add 'if #available' version check}}
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}
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func tuplify<T>(_ cond: Bool, @TupleBuilder body: (Bool) -> T) {
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print(body(cond))
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}
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tuplify(true) { x in
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x
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"Hello"
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Option.best // expected-error{{'best' is only available in macOS 10.15.4 or newer}}
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// expected-note@-1{{add 'if #available' version check}}
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}
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@available(*, unavailable)
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func unavailableFunc(_ x: Bool) -> Bool {} // expected-note {{'unavailableFunc' has been explicitly marked unavailable here}}
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// SR-13260: Availability checking not working in the where clause of a for
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// loop.
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tuplify(true) { b in
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for x in [b] where unavailableFunc(x) { // expected-error {{'unavailableFunc' is unavailable}}
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""
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Option.best // expected-error{{'best' is only available in macOS 10.15.4 or newer}}
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// expected-note@-1{{add 'if #available' version check}}
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}
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}
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