Yeah, that's the confusing part. Historically that segment of code, much like version of other languages that require variable declaration only at the start of

Yeah, that's the confusing part. Historically that segment of code, much like version of other languages that require variable declaration only at the start of a new scope, is just implicitly at the start. There isn't a linguistic structure that separates it from more normal code that does other tasks; previously it was a compiler error.