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74 lines
3.5 KiB
Swift
74 lines
3.5 KiB
Swift
// Please keep this file in alphabetical order!
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// RUN: rm -rf %t
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// RUN: mkdir %t
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// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -emit-module -o %t %s -disable-objc-attr-requires-foundation-module
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// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -parse-as-library %t/blocks.swiftmodule -parse -emit-objc-header-path %t/blocks.h -import-objc-header %S/../Inputs/empty.h -disable-objc-attr-requires-foundation-module
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// RUN: FileCheck %s < %t/blocks.h
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// RUN: %check-in-clang %t/blocks.h
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// REQUIRES: objc_interop
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import ObjectiveC
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// CHECK-LABEL: @interface Callbacks
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// CHECK-NEXT: - (void (^ __nonnull)(void))voidBlocks:(void (^ __nonnull)(void))input;
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// CHECK-NEXT: - (void)manyArguments:(void (^ __nonnull)(float, float, double, double))input;
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// CHECK-NEXT: - (void)blockTakesBlock:(void (^ __nonnull)(void (^ __nonnull)(void)))input;
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// CHECK-NEXT: - (void)blockReturnsBlock:(void (^ __nonnull (^ __nonnull)(void))(void))input;
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// CHECK-NEXT: - (void)blockTakesAndReturnsBlock:(uint8_t (^ __nonnull (^ __nonnull)(uint16_t (^ __nonnull)(int16_t)))(int8_t))input;
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// CHECK-NEXT: - (void)blockTakesTwoBlocksAndReturnsBlock:(uint8_t (^ __nonnull (^ __nonnull)(uint16_t (^ __nonnull)(int16_t), uint32_t (^ __nonnull)(int32_t)))(int8_t))input;
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// CHECK-NEXT: - (void (^ __nullable)(NSObject * __nonnull))returnsBlockWithInput;
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// CHECK-NEXT: - (void (^ __nullable)(NSObject * __nonnull))returnsBlockWithParenthesizedInput;
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// CHECK-NEXT: - (void (^ __nullable)(NSObject * __nonnull, NSObject * __nonnull))returnsBlockWithTwoInputs;
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// CHECK-NEXT: - (NSInteger (* __null_unspecified)(NSInteger))functionPointers:(NSInteger (* __null_unspecified)(NSInteger))input;
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// CHECK-NEXT: - (void)functionPointerTakesAndReturnsFunctionPointer:(NSInteger (* __null_unspecified (* __null_unspecified)(NSInteger (* __null_unspecified)(NSInteger)))(NSInteger))input;
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// CHECK-NEXT: @property (nonatomic, copy) NSInteger (^ __nullable savedBlock)(NSInteger);
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// CHECK-NEXT: @property (nonatomic) NSInteger (* __null_unspecified savedFunctionPointer)(NSInteger);
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// CHECK-NEXT: @property (nonatomic) NSInteger (* __nonnull savedFunctionPointer2)(NSInteger);
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// CHECK-NEXT: @property (nonatomic) NSInteger (* __nullable savedFunctionPointer3)(NSInteger);
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// CHECK-NEXT: init
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// CHECK-NEXT: @end
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@objc class Callbacks {
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func voidBlocks(input: () -> ()) -> () -> () {
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return input
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}
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func manyArguments(input: (Float, Float, Double, Double) -> ()) {}
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func blockTakesBlock(input: (() -> ()) -> ()) {}
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func blockReturnsBlock(input: () -> () -> ()) {}
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func blockTakesAndReturnsBlock(input:
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((Int16) -> (UInt16)) ->
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((Int8) -> (UInt8))) {}
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func blockTakesTwoBlocksAndReturnsBlock(input:
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((Int16) -> (UInt16),
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(Int32) -> (UInt32)) ->
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((Int8) -> (UInt8))) {}
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func returnsBlockWithInput() -> (NSObject -> ())? {
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return nil
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}
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func returnsBlockWithParenthesizedInput() -> ((NSObject) -> ())? {
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return nil
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}
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func returnsBlockWithTwoInputs() -> ((NSObject, NSObject) -> ())? {
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return nil
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}
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func functionPointers(input: CFunctionPointer<Int -> Int>)
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-> CFunctionPointer<Int -> Int> {
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return input
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}
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func functionPointerTakesAndReturnsFunctionPointer(
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input: CFunctionPointer<CFunctionPointer<Int -> Int>
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-> CFunctionPointer<Int -> Int>>
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) {
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}
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var savedBlock: (Int -> Int)?
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var savedFunctionPointer: CFunctionPointer<Int -> Int> = nil
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var savedFunctionPointer2: @convention(c) Int -> Int = { $0 }
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var savedFunctionPointer3: (@convention(c) Int -> Int)? = { $0 }
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}
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