fixed warnings on Xcode 8.3.3

amazon-archives / aws-mobile-community-discussion

MIT License

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Open NickAger opened 7 years ago

NickAger commented 7 years ago

warnings fixed:

Numerous: “conditional downcast from 'Error?' to 'NSError' is a bridging conversion; did you mean to use 'as’?” in “if let error = task.error as? NSError”
Numerous: “string interpolation produces a debug description for an optional value; did you mean to make this explicit?”

NickAger commented 7 years ago

I'm offering these fixes as it seems that this code forms the basis of "MySampleApp" generated in the AWS MobileHub