In F-Script, blocks combined with message sending can be used to create new control structures fitting your needs (and mood!). Indeed, things like if/else, while or exception handling control structures are all provided at the library level, with no need for specialized syntax in the language itself. In F-Script Switching Options, Jeff explore creating new kinds of conditional control structures:
There are many ways to think through the flow of a program, and times when certain constructs like switch statements are a nice option, even in a language with no syntactical support for it, per se. Philippe Mougin was discussing just such options in F-Script back in the Oughts. I had a need for switching in F-Script, and came up with a few versions that I found useful. Read more…
Fun Script 