Hello 👋
Our team added com.apple.security.temporary-exception.apple-events: com.apple.Terminal recently to our Mac app to be able to tell the terminal to execute a specific command line automatically for the user when clicking a button but we've been rejected during review because of this entitlement so for now we've deleted it and deleted the associated feature.
It concerns the following feature (see attachment).
Context:
Among other things the application enable to review pull request changes (remote) and we would like a button to automatically clone the pull request on disk when user click a button. We would like to use terminal for security reason as when cloning using git command we need ssh keys or other credential and there's no reason (rather than technical ones) that the user provide us such private information that is stored in the ~/.ssh. We prefer think the other way around and tell the user what to execute instead (no credentials involved or shared).
We referred to: https://developer.apple.com/library/archive/documentation/Miscellaneous/Reference/EntitlementKeyReference/Chapters/AppSandboxTemporaryExceptionEntitlements.html
I admit it's unclear for me if this will imply a 100% rejection or if these entitlements are deprecated.
Is "com.apple.security.temporary-exception.apple-events: com.apple.Terminal" an entitlement that is reserved for special Apple partners ?
Is it an entitlement that we should demonstrate usage first ? Or should we completely remove the feature if we distribute through the App Store ?
Is Apple advice for other APIs to develop such features (execute command line for the user) when distributing through the App Store ?
As said we've disabled the feature for now.
Thank you in advance for those who will take time to answer this,
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Hello 👋
I'm playing with the Apple TextKit2 sample app (particularly on macOS).
I found that on some long document the evaluated height given by enumerateTextLayoutFragments API is wrong (or at least not I expect) which imply I can no longer scroll in my document even if I have not reached the end of it (which is not what I expect as you can guess). I'm clearly missing a point here. I can reproduce it on the Apple sample app by only changing the text content:
https://developer.apple.com/documentation/UIKit/using-textkit-2-to-interact-with-text
Using TextKit2, is it my responsability as developer to check that I've reached end of the scrollview whether not being at the end location of the document and call some specific TextKit2 API to invalidate estimation or something ?
Here is an updated version of the Apple sample app with another text content that show the issue.
https://drive.google.com/file/d/1jtTD84oqGAG4_A9DfqFl_yHmbLKhF1e8/view?usp=sharing
Environment: Xcode 16.4 - macOS 15.6
If someone could help me with this, I would be extremely grateful. It puzzles me.
NB: I've observed that resizing the window a bit seems to force a new layout and make TextKit2 returns a more accurate height, ... until you reach the end of the document.
Hello 👋,
I encounter the "This model instance was invalidated because its backing data could no longer be found the store" crash with SwiftData. Which from what I understood means I try to access a model after it has been removed from the store (makes sense).
I made a quick sample to reproduce/better understand because there some case(s) I can't figure it out.
Let's take a concrete example, we have Home model and a Home can have many Room(s).
// Sample code
@MainActor
let foo = Foo() // A single reference
let database = Database(modelContainer: sharedModelContainer) // A single reference
@MainActor
class Foo {
// Properties to explicilty keep reference of model(s) for the purpose of the POC
var _homes = [Home]()
var _rooms = [Room]()
func fetch() async {
let homes = await database.fetch().map {
sharedModelContainer.mainContext.model(for: $0) as! Home
}
print(ObjectIdentifier(homes[0]), homes[0].rooms?.map(\.id)) // This will crash here or not.
}
// Same version of a delete function with subtle changes.
// Depending on the one you use calling delete then fetch will result in a crash or not.
// Keep a reference to only homes == NO CRASH
func deleteV1() async {
self._homes = await database.fetch().map {
sharedModelContainer.mainContext.model(for: $0) as! Home
}
await database.delete()
}
// Keep a reference to only rooms == NO CRASH
func deleteV2() async {
self._rooms = await database.fetch().map {
sharedModelContainer.mainContext.model(for: $0) as! Home
}[0].rooms ?? []
await database.delete()
}
// Keep a reference to homes & rooms == CRASH 💥
func deleteV3() async {
self._homes = await database.fetch().map {
sharedModelContainer.mainContext.model(for: $0) as! Home
}
self._rooms = _homes[0].rooms ?? []
// or even only retain reference to rooms that have NOT been deleted 🤔 like here "id: 2" make it crash
// self._rooms = _homes[0].rooms?.filter { r in r.id == "2" } ?? []
await database.delete()
}
}
Calling deleteV() then fetch() will result in a crash or not depending on the scenario.
I guess I understand deleteV1, deleteV2. In those case an unsaved model is served by the model(for:) API and accessing properties later on will resolve correctly. The doc says: "The identified persistent model, if known to the context; otherwise, an unsaved model with its persistentModelID property set to persistentModelID."
But I'm not sure about deleteV3. It seems the ModelContext is kind of "aware" there is still cyclic reference between my models that are retained in my code so it will serve these instances instead when calling model(for:) API ? I see my home still have 4 rooms (instead of 2). So I then try to access rooms that are deleted and it crash. Why of that ? I mean why not returning home with two room like in deleteV1 ?
Because SwiftData heavily rely on CoreData may be I miss a very simple thing here. If someone read this and have a clue for me I would be extremely graceful.
PS:
If someone wants to run it on his machine here's some helpful code:
// Database
let sharedModelContainer: ModelContainer = {
let schema = Schema([
Home.self,
Room.self,
])
let modelConfiguration = ModelConfiguration(schema: schema, isStoredInMemoryOnly: false)
debugPrint(modelConfiguration.url.absoluteString.replacing("%20", with: "\\ "))
return try! ModelContainer(for: schema, configurations: [modelConfiguration])
}()
extension Database {
static let shared = Database(modelContainer: sharedModelContainer)
}
@ModelActor
actor Database {
func insert() async {
let r1 = Room(id: "1", name: "R1")
let r2 = Room(id: "2", name: "R2")
let r3 = Room(id: "3", name: "R3")
let r4 = Room(id: "4", name: "R4")
let home = Home(id: "1", name: "My Home")
home.rooms = [r1, r2, r3, r4]
modelContext.insert(home)
try! modelContext.save()
}
func fetch() async -> [PersistentIdentifier] {
try! modelContext.fetchIdentifiers(FetchDescriptor<Home>())
}
@MainActor
func delete() async {
let mainContext = sharedModelContainer.mainContext
try! mainContext.delete(
model: Room.self,
where: #Predicate { r in
r.id == "1" || r.id == "4"
}
)
try! mainContext.save()
// 🤔 Calling fetch here seems to solve crash too, force home relationship to be rebuild correctly ?
// let _ = try! sharedModelContainer.mainContext.fetch(FetchDescriptor<Home>())
}
}
// Models
@Model
class Home: Identifiable {
@Attribute(.unique) public var id: String
var name: String
@Relationship(deleteRule: .cascade, inverse: \Room.home)
var rooms: [Room]?
init(id: String, name: String, rooms: [Room]? = nil) {
self.id = id
self.name = name
self.rooms = rooms
}
}
@Model
class Room: Identifiable {
@Attribute(.unique) public var id: String
var name: String
var home: Home?
init(id: String, name: String, home: Home? = nil) {
self.id = id
self.name = name
self.home = home
}
}