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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import ObjectiveC
import Foundation
import StdlibUnittest
/// Executes the `body` in an autorelease pool if the platform does not
/// implement the return-autoreleased optimization.
///
/// (Currently, only the i386 iOS and watchOS simulators don't implement the
/// return-autoreleased optimization.)
@inline(never)
public func autoreleasepoolIfUnoptimizedReturnAutoreleased(
invoking body: () -> Void
) {
#if targetEnvironment(simulator) && arch(i386) && (os(iOS) || os(watchOS) || os(visionOS))
autoreleasepool(invoking: body)
#else
body()
#endif
}
@usableFromInline
@_silgen_name("NSArray_getObjects")
func NSArray_getObjects(
nsArray: AnyObject,
objects: AutoreleasingUnsafeMutablePointer<AnyObject?>?,
rangeLocation: Int,
rangeLength: Int)
extension NSArray {
@nonobjc // FIXME: there should be no need in this attribute.
public func available_getObjects(
_ objects: AutoreleasingUnsafeMutablePointer<AnyObject?>?, range: NSRange
) {
return NSArray_getObjects(
nsArray: self,
objects: objects,
rangeLocation: range.location,
rangeLength: range.length)
}
}
@_silgen_name("NSDictionary_getObjectsAndKeysWithCount")
func NSDictionary_getObjectsAndKeysWithCount(
nsDictionary: NSDictionary,
objects: AutoreleasingUnsafeMutablePointer<AnyObject?>?,
andKeys keys: AutoreleasingUnsafeMutablePointer<AnyObject?>?,
count: Int
)
extension NSDictionary {
@nonobjc // FIXME: there should be no need in this attribute.
public func available_getObjects(
_ objects: AutoreleasingUnsafeMutablePointer<AnyObject?>?,
andKeys keys: AutoreleasingUnsafeMutablePointer<AnyObject?>?,
count: Int
) {
return NSDictionary_getObjectsAndKeysWithCount(
nsDictionary: self,
objects: objects,
andKeys: keys,
count: count)
}
}
public func expectBridgeToNSValue<T>(_ value: T,
nsValueInitializer: ((T) -> NSValue)? = nil,
nsValueGetter: ((NSValue) -> T)? = nil,
equal: (T, T) -> Bool) {
let object = value as AnyObject
let nsValue = object as! NSValue
if let nsValueInitializer = nsValueInitializer {
expectEqual(nsValueInitializer(value), nsValue)
}
if let nsValueGetter = nsValueGetter {
expectTrue(equal(value, nsValueGetter(nsValue)))
}
if let nsValueInitializer = nsValueInitializer,
let nsValueGetter = nsValueGetter {
expectTrue(equal(value, nsValueGetter(nsValueInitializer(value))))
}
expectTrue(equal(value, object as! T))
}
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