有人能帮忙解释一下这个崩溃报告吗?
没有异常名称或原因,回溯显示崩溃发生在包含崩溃的init
方法的文件的第0行。 什么意思?
Incident Identifier: TODO
CrashReporter Key: TODO
Hardware Model: iPhone7,2
Process: AppName [1112]
Path: /private/var/mobile/Containers/Bundle/Application/2632C5D7-6A07-4002-A27B-D547E9A7345C/AppName.app/AppName
Identifier: com.app.name
Version: 67
Code Type: ARM-64
Parent Process: launchd [1]
Date/Time: 2015-06-26 18:20:18 +0000
OS Version: iPhone OS 8.3 (12F70)
Report Version: 104
Exception Type: SIGTRAP
Exception Codes: TRAP_BRKPT at 0x10008c370
Crashed Thread: 0
Application Specific Information:
*** Terminating app due to uncaught exception '', reason: ''
崩溃线程的前几个符号化行:
0 AppName 0x000000010008c370 init (article, $metatype) (ArticleImageProvider.swift:0)
1 AppName 0x000000010006b0c4 shareArticleActivityViewController (article, track) (BasicArticleSharingController.swift:28)
2 AppName 0x0000000100063198 sharePressed () (DetailsViewController.swift:202)
3 AppName 0x00000001000600c8 sharePressed () (DetailsViewController.swift:200)
4 AppName 0x00000001000bfa8c sharePressed () (ContentNavView.swift:108)
5 AppName 0x000000010022f4b4 __55-[ASControlNode sendActionsForControlEvents:withEvent:]_block_invoke (ASControlNode.m:360)
6 AppName 0x000000010022f21c -[ASControlNode sendActionsForControlEvents:withEvent:] (ASControlNode.m:381)
7 AppName 0x000000010022e5b8 -[ASControlNode touchesEnded:withEvent:] (ASControlNode.m:191)
8 AppName 0x000000010026185c -[_ASDisplayView touchesEnded:withEvent:] (_ASDisplayView.mm:173)
9 UIKit 0x0000000187613d8c forwardTouchMethod + 260
10 UIKit 0x00000001874b0a2c -[UIWindow _sendTouchesForEvent:] + 696
11 UIKit 0x00000001874a9f68 -[UIWindow sendEvent:] + 680
12 UIKit 0x000000018747d18c -[UIApplication sendEvent:] + 260
13 UIKit 0x000000018771e324 _UIApplicationHandleEventFromQueueEvent + 15420
14 UIKit 0x000000018747b6a0 _UIApplicationHandleEventQueue + 1712
这里是一些代码:
// Where I attach the action to my button in ContentNavView
shareButton.addTarget(self, action: "sharePressed", forControlEvents: ASControlNodeEvent.TouchUpInside)
/* snip */
// The implementation of ContentNavView#sharePressed()
func sharePressed() {
delegate.sharePressed()
}
// The implementation of DetailsViewController#sharePressed()
func sharePressed() {
if let cell = currentCell {
let activityViewController = BasicArticleSharingController.shareArticleActivityViewController(cell.article)
self.view.window?.rootViewController?.presentViewController(activityViewController, animated: true, completion: nil)
}
}
// The implementation of BasicArticleSharingController#shareArticleActivityViewController(::) up to the initializer
class func shareArticleActivityViewController(article: Article, track: Bool = true) -> UIActivityViewController {
var article = CoreDataManager.sharedManager.managedObjectContextForCurrentThread().objectWithID(article.objectID) as! Article
let activities = [
ArticleImageProvider(article: article), // Crash when calling this init?
ArticleLinkProvider(article: article)
]
/* snip */
}
// Implementation of the init that's crashing. Apparently Swift only reports the class that crashes, not the line that crashes, so here's the implementation that I thought wasn't relevant.
final public class ArticleImageProvider: UIActivityItemProvider {
let articleObjectID: NSManagedObjectID
init(article: Article) {
self.articleObjectID = article.objectID
let article: Article = CoreDataManager.sharedManager.managedObjectContextForCurrentThread().objectWithID(article.objectID) as! Article
let thumbnailCut = article.headlineImage?.cutWithShape(.Landscape)
if let path = thumbnailCut?.localURL?.path {
if let image = UIImage(contentsOfFile: path) {
super.init(placeholderItem: image)
}
else {
super.init(placeholderItem: UIImage())
}
} else {
super.init(placeholderItem: UIImage())
}
}
/* snip */
}