That is precisely correct. It also works before the variable has even been initialized to begin with: https://play.rust-lang.org/?gist=faf1642e4e1f48decbeac7045

That is precisely correct. It also works before the variable has even been initialized to begin with: https://play.rust-lang.org/?gist=faf1642e4e1f48decbeac7045051113b&version=stable https://play.rust-lang.org/?gist=faf1642e4e1f48decbeac704505...