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| import Cocoa | |
| var name: NSString? | |
| func bang_and_greet(name:NSString!) { | |
| println("hello \(name)") | |
| } | |
| func dont_bang_and_greet(name:NSString) { | |
| println("hello \(name)") | |
| } | |
| // this works fine, prints "hello nil" | |
| bang_and_greet(name) | |
| // this throws an error, "name not unwrapped" | |
| dont_bang_and_greet(name) |
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