Swift Package IndexBuild Information
Failed to build HSObserver, reference 1.2.0 (e3e5be), with Swift 6.3 for Wasm on 12 Apr 2026 07:27:50 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/ConfusedVorlon/HSObserver.git
Reference: 1.2.0
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: git branch -m <name>
From https://github.com/ConfusedVorlon/HSObserver
* tag 1.2.0 -> FETCH_HEAD
HEAD is now at e3e5be5 Tidy up docs
Cloned https://github.com/ConfusedVorlon/HSObserver.git
Revision (git rev-parse @):
e3e5be504eae3d1f97adec90887a945f389de5ee
SUCCESS checkout https://github.com/ConfusedVorlon/HSObserver.git at 1.2.0
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/ConfusedVorlon/HSObserver.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/8] Compiling HSObserver NSNotification+HSObserver.swift
/host/spi-builder-workspace/Sources/HSObserver/NSNotification+HSObserver.swift:12:28: error: static member 'post' cannot be used on instance of type 'NotificationCenter'
10 | public extension NSNotification.Name {
11 | func post(object:Any? = nil, userInfo:[AnyHashable : Any]? = nil) {
12 | NotificationCenter.default.post(name:self,object:object,userInfo: userInfo)
| `- error: static member 'post' cannot be used on instance of type 'NotificationCenter'
13 | }
14 | }
/host/spi-builder-workspace/Sources/HSObserver/NSNotification+HSObserver.swift:19:28: error: static member 'post' cannot be used on instance of type 'NotificationCenter'
17 |
18 | class func post(name aName: NSNotification.Name, object anObject: Any? = nil, userInfo aUserInfo: [AnyHashable : Any]? = nil) {
19 | NotificationCenter.default.post(name: aName, object: anObject, userInfo: aUserInfo)
| `- error: static member 'post' cannot be used on instance of type 'NotificationCenter'
20 | }
21 |
[4/8] Compiling HSObserver HSObserver.swift
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:24:20: error: cannot find type 'OperationQueue' in scope
22 | }
23 | open var object:Any?
24 | open var queue:OperationQueue?
| `- error: cannot find type 'OperationQueue' in scope
25 | open var block:((Notification) -> Swift.Void)
26 |
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:40:29: error: cannot find type 'OperationQueue' in scope
38 | /// - returns: unactivated manager. Call activate() to start
39 | public convenience init(forName name: NSNotification.Name, object obj: Any? = nil,
40 | queue: OperationQueue? = .main,
| `- error: cannot find type 'OperationQueue' in scope
41 | center newCenter: NotificationCenter = NotificationCenter.default,
42 | activate: Bool = false,
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:58:17: error: cannot find type 'OperationQueue' in scope
56 | /// - returns: unactivated manager. Call activate() to start
57 | public init(forNames names: [NSNotification.Name], object obj: Any? = nil,
58 | queue: OperationQueue? = .main,
| `- error: cannot find type 'OperationQueue' in scope
59 | center newCenter: NotificationCenter = NotificationCenter.default,
60 | activate: Bool = false,
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:89:51: error: instance method 'addObserver(of:for:using:)' requires that 'Notification' conform to 'NotificationCenter.MainActorMessage'
87 | if notificationObservers.count == 0 {
88 | for name in names {
89 | let notificationObserver = centre.addObserver(forName: name,
| `- error: instance method 'addObserver(of:for:using:)' requires that 'Notification' conform to 'NotificationCenter.MainActorMessage'
90 | object: object,
91 | queue: queue,
FoundationEssentials.NotificationCenter.addObserver:2:13: note: where 'Message' = 'Notification'
1 | class NotificationCenter {
2 | public func addObserver<Message>(of subject: Message.Subject? = nil, for messageType: Message.Type, using observer: @escaping @MainActor (Message) -> Void) -> NotificationCenter.ObservationToken where Message : NotificationCenter.MainActorMessage, Message.Subject : AnyObject}
| `- note: where 'Message' = 'Notification'
3 |
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:89:62: error: extra arguments at positions #1, #2, #3 in call
87 | if notificationObservers.count == 0 {
88 | for name in names {
89 | let notificationObserver = centre.addObserver(forName: name,
| `- error: extra arguments at positions #1, #2, #3 in call
90 | object: object,
91 | queue: queue,
FoundationEssentials.NotificationCenter.addObserver:2:13: note: 'addObserver(of:for:using:)' declared here
1 | class NotificationCenter {
2 | public func addObserver<Message>(of subject: Message.Subject? = nil, for messageType: Message.Type, using observer: @escaping @MainActor (Message) -> Void) -> NotificationCenter.ObservationToken where Message : NotificationCenter.MainActorMessage, Message.Subject : AnyObject}
| `- note: 'addObserver(of:for:using:)' declared here
3 |
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:89:76: error: missing argument for parameter 'for' in call
87 | if notificationObservers.count == 0 {
88 | for name in names {
89 | let notificationObserver = centre.addObserver(forName: name,
| `- error: missing argument for parameter 'for' in call
90 | object: object,
91 | queue: queue,
FoundationEssentials.NotificationCenter.addObserver:2:13: note: 'addObserver(of:for:using:)' declared here
1 | class NotificationCenter {
2 | public func addObserver<Message>(of subject: Message.Subject? = nil, for messageType: Message.Type, using observer: @escaping @MainActor (Message) -> Void) -> NotificationCenter.ObservationToken where Message : NotificationCenter.MainActorMessage, Message.Subject : AnyObject}
| `- note: 'addObserver(of:for:using:)' declared here
3 |
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:103:35: error: cannot convert value of type 'any NSObjectProtocol' to expected argument type 'NotificationCenter.ObservationToken'
101 | open func deactivate() {
102 | for notificationObserver in notificationObservers {
103 | centre.removeObserver(notificationObserver)
| `- error: cannot convert value of type 'any NSObjectProtocol' to expected argument type 'NotificationCenter.ObservationToken'
104 | }
105 |
[5/8] Compiling HSObserver HSObserves.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/8] Emitting module HSObserver
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:26:75: error: cannot find type 'NSKeyValueObservingOptions' in scope
24 | /// - activate: whether to immediately activate the observer
25 | /// - block: the block to call when there is a change
26 | public init(forKeyPath keyPath: String,of object: AnyObject, options: NSKeyValueObservingOptions = [],activate:Bool = false, block:@escaping ([NSKeyValueChangeKey:Any]?)->Void ){
| `- error: cannot find type 'NSKeyValueObservingOptions' in scope
27 | self.block = block
28 | self.keyPath = keyPath
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:26:148: error: cannot find type 'NSKeyValueChangeKey' in scope
24 | /// - activate: whether to immediately activate the observer
25 | /// - block: the block to call when there is a change
26 | public init(forKeyPath keyPath: String,of object: AnyObject, options: NSKeyValueObservingOptions = [],activate:Bool = false, block:@escaping ([NSKeyValueChangeKey:Any]?)->Void ){
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
27 | self.block = block
28 | self.keyPath = keyPath
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:13:25: error: cannot find type 'NSKeyValueChangeKey' in scope
11 |
12 | public class HSKeyPathObserver:NSObject, HSObserves {
13 | private var block:([NSKeyValueChangeKey:Any]?)->Void
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
14 | private var keyPath:String
15 | private var options:NSKeyValueObservingOptions
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:15:25: error: cannot find type 'NSKeyValueObservingOptions' in scope
13 | private var block:([NSKeyValueChangeKey:Any]?)->Void
14 | private var keyPath:String
15 | private var options:NSKeyValueObservingOptions
| `- error: cannot find type 'NSKeyValueObservingOptions' in scope
16 | weak private var object:AnyObject?
17 |
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:57:94: error: cannot find type 'NSKeyValueChangeKey' in scope
55 | }
56 |
57 | override public func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?)
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
58 | {
59 | block(change)
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:24:20: error: cannot find type 'OperationQueue' in scope
22 | }
23 | open var object:Any?
24 | open var queue:OperationQueue?
| `- error: cannot find type 'OperationQueue' in scope
25 | open var block:((Notification) -> Swift.Void)
26 |
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:40:29: error: cannot find type 'OperationQueue' in scope
38 | /// - returns: unactivated manager. Call activate() to start
39 | public convenience init(forName name: NSNotification.Name, object obj: Any? = nil,
40 | queue: OperationQueue? = .main,
| `- error: cannot find type 'OperationQueue' in scope
41 | center newCenter: NotificationCenter = NotificationCenter.default,
42 | activate: Bool = false,
/host/spi-builder-workspace/Sources/HSObserver/HSObserver.swift:58:17: error: cannot find type 'OperationQueue' in scope
56 | /// - returns: unactivated manager. Call activate() to start
57 | public init(forNames names: [NSNotification.Name], object obj: Any? = nil,
58 | queue: OperationQueue? = .main,
| `- error: cannot find type 'OperationQueue' in scope
59 | center newCenter: NotificationCenter = NotificationCenter.default,
60 | activate: Bool = false,
[7/8] Compiling HSObserver HSHasObservers.swift
/host/spi-builder-workspace/Sources/HSObserver/HSHasObservers.swift:23:30: error: cannot find 'objc_getAssociatedObject' in scope
21 | public extension HSHasObservers {
22 | private func _getObservers() -> [HSObserves] {
23 | guard let existing = objc_getAssociatedObject(self, &observerKey) as? [HSObserves] else {
| `- error: cannot find 'objc_getAssociatedObject' in scope
24 | return [HSObserver]()
25 | }
/host/spi-builder-workspace/Sources/HSObserver/HSHasObservers.swift:32:9: error: cannot find 'objc_setAssociatedObject' in scope
30 | private func _setObservers(_ newValue:[HSObserves]) {
31 | let objcArray = newValue as NSArray
32 | objc_setAssociatedObject(self,
| `- error: cannot find 'objc_setAssociatedObject' in scope
33 | &observerKey, objcArray,
34 | .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
/host/spi-builder-workspace/Sources/HSObserver/HSHasObservers.swift:34:35: error: cannot infer contextual base in reference to member 'OBJC_ASSOCIATION_RETAIN_NONATOMIC'
32 | objc_setAssociatedObject(self,
33 | &observerKey, objcArray,
34 | .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
| `- error: cannot infer contextual base in reference to member 'OBJC_ASSOCIATION_RETAIN_NONATOMIC'
35 | }
36 |
[8/8] Compiling HSObserver HSKeyPathObserver.swift
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:26:75: error: cannot find type 'NSKeyValueObservingOptions' in scope
24 | /// - activate: whether to immediately activate the observer
25 | /// - block: the block to call when there is a change
26 | public init(forKeyPath keyPath: String,of object: AnyObject, options: NSKeyValueObservingOptions = [],activate:Bool = false, block:@escaping ([NSKeyValueChangeKey:Any]?)->Void ){
| `- error: cannot find type 'NSKeyValueObservingOptions' in scope
27 | self.block = block
28 | self.keyPath = keyPath
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:26:148: error: cannot find type 'NSKeyValueChangeKey' in scope
24 | /// - activate: whether to immediately activate the observer
25 | /// - block: the block to call when there is a change
26 | public init(forKeyPath keyPath: String,of object: AnyObject, options: NSKeyValueObservingOptions = [],activate:Bool = false, block:@escaping ([NSKeyValueChangeKey:Any]?)->Void ){
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
27 | self.block = block
28 | self.keyPath = keyPath
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:13:25: error: cannot find type 'NSKeyValueChangeKey' in scope
11 |
12 | public class HSKeyPathObserver:NSObject, HSObserves {
13 | private var block:([NSKeyValueChangeKey:Any]?)->Void
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
14 | private var keyPath:String
15 | private var options:NSKeyValueObservingOptions
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:15:25: error: cannot find type 'NSKeyValueObservingOptions' in scope
13 | private var block:([NSKeyValueChangeKey:Any]?)->Void
14 | private var keyPath:String
15 | private var options:NSKeyValueObservingOptions
| `- error: cannot find type 'NSKeyValueObservingOptions' in scope
16 | weak private var object:AnyObject?
17 |
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:57:94: error: cannot find type 'NSKeyValueChangeKey' in scope
55 | }
56 |
57 | override public func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?)
| `- error: cannot find type 'NSKeyValueChangeKey' in scope
58 | {
59 | block(change)
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:45:17: error: value of type 'AnyObject' has no member 'addObserver'
43 | @discardableResult
44 | public func activate() -> Self {
45 | object?.addObserver(self,
| `- error: value of type 'AnyObject' has no member 'addObserver'
46 | forKeyPath: keyPath,
47 | options: options,
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:48:37: error: 'nil' requires a contextual type
46 | forKeyPath: keyPath,
47 | options: options,
48 | context: nil)
| `- error: 'nil' requires a contextual type
49 |
50 | return self
/host/spi-builder-workspace/Sources/HSObserver/HSKeyPathObserver.swift:54:17: error: value of type 'AnyObject' has no member 'removeObserver'
52 |
53 | public func deactivate() {
54 | object?.removeObserver(self, forKeyPath: keyPath)
| `- error: value of type 'AnyObject' has no member 'removeObserver'
55 | }
56 |
BUILD FAILURE 6.3 wasm