Asking Claude to wrap a library for B4i (KSCrash)

Sandman

Expert
Licensed User
Longtime User
I asked Claude this (more out of curiousity than actually needing a new version of KSCrash):
Let's say I would like to "wrap" the latest version of KSCrash (https://github.com/kstenerud/KSCrash) so that it can be used with B4i. Would you be able to do that for me?

And got the response below. I have not tried any of it, but I'm curious what your thoughts are. Does this seem valid?

Please note that there are four files attached, and they also contain relevant information. I added .txt to filenames to be able to upload them all to the forum. (I accidently uploaded README twice.)

 

Attachments

  • README.md.txt
    4.4 KB · Views: 3
  • iKSCrash.xml.txt
    5.9 KB · Views: 3
  • iKSCrash.m.txt
    7.3 KB · Views: 3
  • iKSCrash.h.txt
    6.2 KB · Views: 2
  • README.md.txt
    4.4 KB · Views: 2

Sandman

Expert
Licensed User
Longtime User
You can ask it instead to create a class module with inline OBJC + #AdditionalLib declarations.

Ok, I did that.

And just to be clear, it's getting to be a lot of info - I don't expect anyone to put in a lot of effort in going through this or actually try to compile and use it. I'm mostly curious if it just seems to make sense.

Thank you. Can you instead create a class module with inline OBJC + #AdditionalLib declarations?

Got this back:

It also provided me with KSCrash2.bas, which I have pasted here:
KSCrash2.bas:
' Class module: KSCrash2
' B4i wrapper for KSCrash 2.x (latest, https://github.com/kstenerud/KSCrash)
'
' PREREQUISITES
' -------------
' 1. Build KSCrash 2.x as xcframeworks from source (see README below).
'    Needed xcframeworks in Libs\Extra\KSCrash\:
'      KSCrashRecording.xcframework
'      KSCrashInstallations.xcframework
'      KSCrashFilters.xcframework
'      KSCrashSinks.xcframework
'
' 2. In your MAIN module (not here), add:
'      #AdditionalLib: KSCrash/KSCrashRecording.xcframework.3.cpp
'      #AdditionalLib: KSCrash/KSCrashInstallations.xcframework.3.cpp
'      #AdditionalLib: KSCrash/KSCrashFilters.xcframework.3.cpp
'      #AdditionalLib: KSCrash/KSCrashSinks.xcframework.3.cpp
'      #AdditionalLib: libc++.dylib
'      #AdditionalLib: libz.dylib
'      #AdditionalLib: SystemConfiguration.framework
'      #IgnoreWarnings: 32
'
' 3. KSCrash must only run in RELEASE mode on a real device.
'    Wrap all calls with:  #if RELEASE ... #End If  and  If App.IsSimulator = False Then
'
' USAGE EXAMPLE (in main module Application_Start)
' -------------------------------------------------
'   Dim Crash As KSCrash2
'   #if RELEASE
'   If App.IsSimulator = False Then
'       Crash.Initialize("Crash")
'       Crash.SetUserInfo("appVersion", "1.2.3")
'       Crash.SendReportsIfNeeded
'   End If
'   #End If
'
' EVENTS
' ------
'   ReportsSent(ReportCount As Int, Success As Boolean)

Sub Class_Globals
    Private mCallbackTarget As Object   ' module that calls Initialize (for events)
    Private mEventName As String        ' prefix used to raise events
    Private mReporter As NativeObject   ' KSCrash installation object
    Private xui As XUI
End Sub

' Initialize the crash reporter.
'   CallbackTarget : the module that will receive the ReportsSent event (pass Me or a module reference)
'   EventName      : event sub prefix in that module, e.g. "Crash" -> Sub Crash_ReportsSent(...)
Public Sub Initialize(CallbackTarget As Object, EventName As String)
    mCallbackTarget = CallbackTarget
    mEventName = EventName
    InstallStandard("")
End Sub

' Install with a Standard (HTTP POST) reporter.
'   ReportUrl: full URL string. Pass "" to skip URL config (set it later with SetReportUrl).
Public Sub InitializeWithUrl(CallbackTarget As Object, EventName As String, ReportUrl As String)
    mCallbackTarget = CallbackTarget
    mEventName = EventName
    InstallStandard(ReportUrl)
End Sub

' Change the report URL at any time after Initialize.
Public Sub SetReportUrl(ReportUrl As String)
    Dim url As NativeObject
    url = url.Initialize("NSURL").RunMethod("URLWithString:", Array(ReportUrl))
    mReporter.SetField("url", url)
End Sub

' Attach custom key/value metadata to every crash report.
Public Sub SetUserInfo(Key As String, Value As String)
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    ' Build or extend the userInfo dict via a helper we define in #if OBJC
    Dim nme As NativeObject = Me
    nme.RunMethod("setUserInfoKey:value:", Array(Key, Value))
End Sub

' Returns True if there are pending crash reports.
Public Sub HasPendingReports As Boolean
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    Return ks.GetField("reportCount").AsNumber > 0
End Sub

' Returns the number of pending crash reports.
Public Sub PendingReportCount As Int
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    Return ks.GetField("reportCount").AsNumber
End Sub

' Returns True if the app crashed on the previous launch.
Public Sub DidCrashLastLaunch As Boolean
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    Return ks.GetField("crashedLastLaunch").AsBoolean
End Sub

' Show a prompt and send reports if the app crashed last time.
' Raises ReportsSent(ReportCount, Success) when done.
' Wrap the call in #if RELEASE ... #End If
Public Sub SendReportsIfNeeded As ResumableSub
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    Dim count As Int = ks.GetField("reportCount").AsNumber
    If count > 0 Then
        Sleep(0)
        Dim sf As Object = xui.Msgbox2Async( _
            "The app crashed last time it was launched. Help us improve by sending a crash report?", _
            "", "Send", "No thanks", "", Null)
        Wait For (sf) Msgbox_Result (Result As Int)
        If Result = xui.DialogResponse_Positive Then
            SendAllReports
        Else
            DeleteAllReports
        End If
    End If
    Return True
End Sub

' Send all pending reports immediately without prompting the user.
' Raises ReportsSent(ReportCount, Success) when done.
Public Sub SendAllReports
    Dim nme As NativeObject = Me
    nme.RunMethod("sendReports:", Array(mReporter))
End Sub

' Delete all pending reports without sending them.
Public Sub DeleteAllReports
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    ks.RunMethod("deleteAllReports", Null)
End Sub

' Enable or disable memory introspection (objects on stack/registers captured at crash time).
Public Sub SetIntrospectMemory(Enabled As Boolean)
    Dim ks As NativeObject
    ks = ks.Initialize("KSCrash").RunMethod("sharedInstance", Null)
    ks.SetField("introspectMemory", Enabled)
End Sub

' -----------------------------------------------------------------------
' Private helpers
' -----------------------------------------------------------------------

Private Sub InstallStandard(ReportUrl As String)
    ' Get the shared Standard installation (HTTP POST)
    mReporter = mReporter.Initialize("CrashInstallationStandard").RunMethod("sharedInstance", Null)

    If ReportUrl.Length > 0 Then
        Dim url As NativeObject
        url = url.Initialize("NSURL").RunMethod("URLWithString:", Array(ReportUrl))
        mReporter.SetField("url", url)
    End If

    ' Install using KSCrash 2.x API: installWithConfiguration:error:
    ' We call the config+install through an inline OBJC helper so we can
    ' pass a KSCrashConfiguration* without needing NativeObject field access.
    Dim nme As NativeObject = Me
    nme.RunMethod("installKSCrash:", Array(mReporter))
End Sub

' Raise the ReportsSent event back to the calling module.
' Called from the inline OBJC completion block via performSelectorOnMainThread.
Private Sub RaiseReportsSentEvent(ReportCount As Int, Success As Boolean)
    Dim nme As NativeObject = mCallbackTarget
    nme.RunMethod(mEventName.ToLowerCase & "_reportssent:success:", Array(ReportCount, Success))
End Sub

#If OBJC
#import <KSCrashRecording/KSCrash.h>
#import <KSCrashRecording/KSCrashConfiguration.h>
#import <KSCrashRecording/KSCrashMonitorType.h>
#import <KSCrashInstallations/CrashInstallationStandard.h>

// Install KSCrash with default monitors (Mach + Signal).
// Called from InstallStandard via NativeObject.RunMethod.
- (void)installKSCrash:(CrashInstallationStandard*)installation {
    KSCrashConfiguration *cfg = [KSCrashConfiguration new];
    cfg.monitors = KSCrashMonitorTypeMachException | KSCrashMonitorTypeSignal;
    NSError *error = nil;
    [installation installWithConfiguration:cfg error:&error];
    if (error) {
        NSLog(@"[KSCrash2] Install error: %@", error.localizedDescription);
    }
}

// Send all pending reports; call back into B4i when done.
- (void)sendReports:(CrashInstallationStandard*)installation {
    [installation sendAllReportsWithCompletion:^(NSArray *reports, BOOL completed, NSError *error) {
        int count = (int)(reports ? reports.count : 0);
        BOOL success = completed && (error == nil);
        if (error) {
            NSLog(@"[KSCrash2] Send error: %@", error.localizedDescription);
        }
        // Raise the B4i event on the main thread
        dispatch_async(dispatch_get_main_queue(), ^{
            [self b4i_raiseReportsSentEventWithCount:count success:success];
        });
    }];
}

// Bridge back to B4i's RaiseReportsSentEvent sub
- (void)b4i_raiseReportsSentEventWithCount:(int)count success:(BOOL)success {
    // Call the B4i Private sub by its generated ObjC selector
    [self raiseReportsSentEvent:count success:success];
}

// Set a single key in KSCrash.sharedInstance.userInfo (merges with existing dict)
- (void)setUserInfoKey:(NSString*)key value:(NSString*)value {
    KSCrash *ks = [KSCrash sharedInstance];
    NSMutableDictionary *info = ks.userInfo
        ? [NSMutableDictionary dictionaryWithDictionary:ks.userInfo]
        : [NSMutableDictionary dictionary];
    info[key] = value;
    ks.userInfo = [info copy];
}
#End If
 
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