Crash during init with data

[dheeraj-singh511]

What did you do?

Calling try JSON(data: unZipped) is causing crash inside Swiftyjson library

Crash backtrace

Thread 0 Crashed:
0 libobjc.A.dylib 0x000000019cc92098 getMethodNoSuper_nolock(objc_class*, objc_selector*) + 120
1 libobjc.A.dylib 0x000000019cc9d380 lookUpImpOrForward + 424
2 libobjc.A.dylib 0x000000019cc8b344 object_getMethodImplementation + 276
3 CoreFoundation 0x000000018892f764 _NSIsNSDictionary + 32
4 Foundation 0x0000000189b16aa4 +[_NSJSONReader validForJSON:depth:allowFragments:] + 68
5 Foundation 0x0000000189c59304 __51+[_NSJSONReader validForJSON:depth:allowFragments:]_block_invoke + 92
6 libswiftCore.dylib 0x000000018c5c3a20 function signature specialization <Arg[0] = Dead> of Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 436
7 libswiftCore.dylib 0x000000018c3bae78 @objc Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 40
8 Foundation 0x0000000189b16b08 +[_NSJSONReader validForJSON:depth:allowFragments:] + 168
9 Foundation 0x0000000189c59388 __51+[_NSJSONReader validForJSON:depth:allowFragments:]_block_invoke.131 + 60
10 CoreFoundation 0x00000001888a71d0 NSARRAY_IS_CALLING_OUT_TO_A_BLOCK + 12
11 CoreFoundation 0x00000001888a7800 __NSArrayEnumerate + 404
12 Foundation 0x0000000189b16b78 +[_NSJSONReader validForJSON:depth:allowFragments:] + 280
13 Foundation 0x0000000189c59304 __51+[_NSJSONReader validForJSON:depth:allowFragments:]_block_invoke + 92
14 libswiftCore.dylib 0x000000018c5c3a20 function signature specialization <Arg[0] = Dead> of Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 436
15 libswiftCore.dylib 0x000000018c3bae78 @objc Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 40
16 Foundation 0x0000000189b16b08 +[_NSJSONReader validForJSON:depth:allowFragments:] + 168
17 Foundation 0x0000000189c59304 __51+[_NSJSONReader validForJSON:depth:allowFragments:]_block_invoke + 92
18 libswiftCore.dylib 0x000000018c5c3a20 function signature specialization <Arg[0] = Dead> of Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 436
19 libswiftCore.dylib 0x000000018c3bae78 @objc Swift._SwiftDeferredNSDictionary.enumerateKeysAndObjects(options: Swift.Int, using: @convention(block) (Swift.Unmanaged<Swift.AnyObject>, Swift.Unmanaged<Swift.AnyObject>, Swift.UnsafeMutablePointer<Swift.UInt8>) -> ()) -> () + 40
20 Foundation 0x0000000189b16b08 +[_NSJSONReader validForJSON:depth:allowFragments:] + 168
21 SwiftyJSON 0x000000010803df40 SwiftyJSON.JSON.rawData(options: __C.NSJSONWritingOptions) throws -> Foundation.Data (SwiftyJSON.swift:556)
22 SwiftyJSON 0x000000010803ea8c SwiftyJSON.JSON.(rawString in 4625CC38AABF536BB76490A35D7233C9)(: (extension in Foundation):Swift.String.Encoding, options: [SwiftyJSON.writingOptionsKeys : Any], maxObjectDepth: Swift.Int) throws -> Swift.String? (:0)
23 SwiftyJSON 0x000000010803e0f0 SwiftyJSON.JSON.rawString(: (extension in Foundation):Swift.String.Encoding, options: __C.NSJSONWritingOptions) -> Swift.String? (SwiftyJSON.swift:565)
24 SwiftyJSON 0x000000010803f134 SwiftyJSON.JSON.description.getter : Swift.String (SwiftyJSON.swift:665)

What did you expect to happen?

App should not crash

What actually happened instead?

App crashed

Environment

List the software versions you're using: iOS 14.3

• SwiftyJSON: 5.0.0
• Xcode Version: * 12.0.1 * (Open Xcode; In menubar: Xcode > About Xcode)
• Swift Version: 5.0 (Open Xcode Preferences; Components > Toolchains. If none, use Xcode Default.)

Please also mention which package manager you used and its version. Delete the
other package managers in this list:

• Cocoapods: 1.10.1 (Use pod --version in Terminal)

[Moxacist]

+1 happen