JSONLoader.swift

final class JSONLoader {
 
    static func path(forResource name: String) throws -> String {
        let bundle = NSBundle(forClass: JSONLoader.self)
        guard let path = bundle.pathForResource(name, ofType: "json") else {
            // TODO
            throw   
        }
        return path
    }
  
    static func dictFromResource(withName name: String) throws -> [String:AnyObject] {
        let path = try self.path(forResource: name)
        let data = NSData.dataWithContentsOfMappedFile(path)
        guard let object = NSJSONSerialization.JSONObjectWithData(data, options: .mutableContainers),
              let dict = object as? [String:AnyObject]
        else {
            // TODO
            throw
        }
        return dict
    }
}