🐛 crash on first launch

mzp · mzp · commit 344b5e2b10bc · 2017-04-30T19:37:25.000+09:00
diff --git a/Slackdeck/Preferences.swift b/Slackdeck/Preferences.swift
@@ -18,7 +18,7 @@ struct Prefercences {
     }
 
     static var urls: [[String]] {
-        get { return defaults.array(forKey: kUrls) as! [[String]] }
+        get { return (defaults.array(forKey: kUrls) as? [[String]]) ?? [] }
         set { save(object: newValue as AnyObject, forKey: kUrls) }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ struct Prefercences {`
`18`	`18`	`}`
`19`	`19`
`20`	`20`	`static var urls: [[String]] {`
`21`		`- get { return defaults.array(forKey: kUrls) as! [[String]] }`
	`21`	`+ get { return (defaults.array(forKey: kUrls) as? [[String]]) ?? [] }`
`22`	`22`	`set { save(object: newValue as AnyObject, forKey: kUrls) }`
`23`	`23`	`}`
`24`	`24`	`}`