[Null Values]
7 	else -> <bold>null</bold> (in test(Int))
9 		return <bold>s</bold> (in test(Int))
4 			<bold>var s</bold> = when { (in test(Int))
4 				var s = <bold>when {</bold> (in test(Int))
7 					else -> <bold>null</bold> (in test(Int))

[NotNull Values]
5 	n > 0 -> <bold>"+"</bold> (in test(Int))
9 		return <bold>s</bold> (in test(Int))
4 			<bold>var s</bold> = when { (in test(Int))
4 				var s = <bold>when {</bold> (in test(Int))
5 					n > 0 -> <bold>"+"</bold> (in test(Int))
6 	n < 0 -> <bold>"-"</bold> (in test(Int))
9 		return <bold>s</bold> (in test(Int))
4 			<bold>var s</bold> = when { (in test(Int))
4 				var s = <bold>when {</bold> (in test(Int))
6 					n < 0 -> <bold>"-"</bold> (in test(Int))
