fix: Fix stripped categories in static frameworks (#6125)

* fix: Fix stripped categories in static frameworks

* PR comments

* lint

Author: noahsmartin

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 - Fix crash in Session Replay when opening the camera UI on iOS 26+ by skipping redaction of internal views.
   This may result in more of the camera screen being redacted. (#6045)
+- Fix crash in SentryDependencyContainer init when using the SDK as a static framework (#6125)
 
 ## 8.56.0-alpha.1
 

Sentry.xcodeproj/project.pbxproj

@@ -1053,7 +1053,7 @@
 		FA6555142E30181B009917BC /* SentrySDKInternal.h in Headers */ = {isa = PBXBuildFile; fileRef = FA6555132E30181B009917BC /* SentrySDKInternal.h */; };
 		FA6555162E30182B009917BC /* SentrySDKInternal.m in Sources */ = {isa = PBXBuildFile; fileRef = FA6555152E30182B009917BC /* SentrySDKInternal.m */; };
 		FA65551A2E3018A3009917BC /* SentrySDKTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA6555192E30189E009917BC /* SentrySDKTests.swift */; };
-		FA66143A2E4B593900657755 /* SentryApplication+UIKit.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA6614392E4B593000657755 /* SentryApplication+UIKit.swift */; };
+		FA66143A2E4B593900657755 /* SentryApplicationExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA6614392E4B593000657755 /* SentryApplicationExtensions.swift */; };
 		FA6614FC2E4B8E1A00657755 /* TestSentryUIApplication.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA6614FB2E4B8E1500657755 /* TestSentryUIApplication.swift */; };
 		FA6615052E4BA4D700657755 /* ThreadSafeApplication.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA6615042E4BA4D200657755 /* ThreadSafeApplication.swift */; };
 		FA67DCC12DDBD4C800896B02 /* SentrySDKLog+Configure.swift in Sources */ = {isa = PBXBuildFile; fileRef = FA67DCC02DDBD4C800896B02 /* SentrySDKLog+Configure.swift */; };
@@ -2401,7 +2401,7 @@
 		FA6555132E30181B009917BC /* SentrySDKInternal.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = SentrySDKInternal.h; path = include/SentrySDKInternal.h; sourceTree = "<group>"; };
 		FA6555152E30182B009917BC /* SentrySDKInternal.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SentrySDKInternal.m; sourceTree = "<group>"; };
 		FA6555192E30189E009917BC /* SentrySDKTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SentrySDKTests.swift; sourceTree = "<group>"; };
-		FA6614392E4B593000657755 /* SentryApplication+UIKit.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "SentryApplication+UIKit.swift"; sourceTree = "<group>"; };
+		FA6614392E4B593000657755 /* SentryApplicationExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SentryApplicationExtensions.swift; sourceTree = "<group>"; };
 		FA6614FB2E4B8E1500657755 /* TestSentryUIApplication.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TestSentryUIApplication.swift; sourceTree = "<group>"; };
 		FA6615042E4BA4D200657755 /* ThreadSafeApplication.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ThreadSafeApplication.swift; sourceTree = "<group>"; };
 		FA67DCC02DDBD4C800896B02 /* SentrySDKLog+Configure.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "SentrySDKLog+Configure.swift"; sourceTree = "<group>"; };
@@ -2615,7 +2615,7 @@
 				FABE8E162E307A7C0040809A /* Dependencies.swift */,
 				FA6FC0A92E0B6B0E00ED2669 /* SentrySdkInfo.swift */,
 				FA18417D2E4B457B005DEDC7 /* SentryApplication.swift */,
-				FA6614392E4B593000657755 /* SentryApplication+UIKit.swift */,
+				FA6614392E4B593000657755 /* SentryApplicationExtensions.swift */,
 				FA6615042E4BA4D200657755 /* ThreadSafeApplication.swift */,
 				FABE8E142E307A5C0040809A /* SentrySDK.swift */,
 				FA3A42712E1C5F9B00A08C39 /* SentryNSNotificationCenterWrapper.swift */,
@@ -5773,7 +5773,7 @@
 				FABE8E152E307A5E0040809A /* SentrySDK.swift in Sources */,
 				FA67DCFF2DDBD4EA00896B02 /* SentryMXManager.swift in Sources */,
 				D41415A72DEEE532003B14D5 /* SentryRedactViewHelper.swift in Sources */,
-				FA66143A2E4B593900657755 /* SentryApplication+UIKit.swift in Sources */,
+				FA66143A2E4B593900657755 /* SentryApplicationExtensions.swift in Sources */,
 				FA67DD002DDBD4EA00896B02 /* SentryMaskRenderer.swift in Sources */,
 				FA67DD012DDBD4EA00896B02 /* SentryMXCallStackTree.swift in Sources */,
 				FAAB29F12E3D252300ACD577 /* SentrySession.swift in Sources */,

Sources/Sentry/SentrySDKInternal.m

@@ -254,6 +254,9 @@ + (void)startWithOptions:(SentryOptions *)options
     // Reference to SentryCrashExceptionApplication to prevent compiler from stripping it
     [SentryCrashExceptionApplication class];
 #endif
+    // These classes must be referenced somewhere for their files to not be stripped.
+    [PlaceholderSentryApplication class];
+    [PlaceholderProcessInfoClass class];
 
     startInvocations++;
     startTimestamp = [SentryDependencyContainer.sharedInstance.dateProvider date];

Sources/Swift/Helper/SentryApplication.swift

@@ -35,11 +35,3 @@ import UIKit
     func relevantViewControllersNames() -> [String]?
     #endif // canImport(UIKit) && !SENTRY_NO_UIKIT
 }
-
-#if canImport(AppKit) && !targetEnvironment(macCatalyst)
-@objc @_spi(Private) extension NSApplication: SentryApplication {
-    public var mainThread_isActive: Bool {
-        isActive
-    }
-}
-#endif

Sources/Swift/Helper/SentryApplication+UIKit.swift renamed to Sources/Swift/Helper/SentryApplicationExtensions.swift

@@ -1,3 +1,9 @@
+// This is needed because a file that only contains an @objc extension will get automatically stripped out
+// in static builds. We need to either use the -all_load linker flag (which has downsides of app size increases)
+// or make sure that every file containing objc categories/extensions also have a concrete type that
+// is referenced. Once `SentryAppliction` is not using `@objc` this can be removed.
+@_spi(Private) @objc public final class PlaceholderSentryApplication: NSObject { }
+
 #if !os(macOS) && !os(watchOS) && !SENTRY_NO_UIKIT
 import UIKit
 
@@ -150,3 +156,11 @@ extension SentryApplication {
     }
 }
 #endif
+
+#if canImport(AppKit) && !targetEnvironment(macCatalyst)
+@objc @_spi(Private) extension NSApplication: SentryApplication {
+    public var mainThread_isActive: Bool {
+        isActive
+    }
+}
+#endif

Sources/Swift/Helper/SentryProcessInfo.swift

@@ -12,6 +12,12 @@
     var isMacCatalystApp: Bool { get }
 }
 
+// This is needed because a file that only contains an @objc extension will get automatically stripped out
+// in static builds. We need to either use the -all_load linker flag (which has downsides of app size increases)
+// or make sure that every file containing objc categories/extensions also have a concrete type that
+// is referenced. Once `SentryProcessInfoSource` is not using `@objc` this can be removed.
+@_spi(Private) @objc public final class PlaceholderProcessInfoClass: NSObject { }
+
 @_spi(Private) extension ProcessInfo: SentryProcessInfoSource {
     public var processDirectoryPath: String {
         Bundle.main.bundlePath