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November 12, 2015 14:55
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Super lazy JSON lookups.
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struct Jawn { | |
let value:AnyObject? | |
var string:String? { return self.value as? String } | |
var int:Int? { return self.value as? Int } | |
var double:Double? { return self.value as? Double } | |
var array:[Jawn]? { return (self.value as? NSArray)?.map{Jawn($0)} } | |
var bool:Bool? { return self.value as? Bool } | |
var dictionary:[String:Jawn]? { | |
guard let dictionary = self.value as? NSDictionary else { | |
return nil | |
} | |
var retval = Dictionary<String,Jawn> (); | |
for (_, pair) in dictionary.enumerate() { | |
retval[pair.key as! String] = Jawn(pair.value) | |
} | |
return retval | |
} | |
init(_ value: AnyObject?) { | |
self.value = value | |
} | |
subscript(index:Int) -> Jawn { | |
guard let arr = self.value as? NSArray where arr.count > index else { | |
return Jawn(nil) | |
} | |
return Jawn(arr.objectAtIndex(index)) | |
} | |
subscript(key:String) -> Jawn { | |
guard self.value != nil else { | |
return self | |
} | |
guard let dictionary = self.value as? NSDictionary else { | |
return Jawn(nil) | |
} | |
return Jawn(dictionary[key]) | |
} | |
} | |
/* usage: | |
let result = Jawn(aDictionary) | |
let firstDescription = result["people"][0]["description"].string | |
*/ |
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