Point in case: Greg Hendershott's recent blog post about adapting struct constructors to use keyword arguments using syntax-parse. http://www.greghendershott.com/2015/07/keyword-structs-revisited.html
On Mon, Jul 6, 2015 at 4:35 PM, Alexis King <[email protected]> wrote: > I’ll second Stephen’s point about keyword arguments. They’re quite common > in idiomatic Racket, and they are probably the most direct way to address > the points you’ve mentioned. > > Another tool that Racket gives you to make scripting very easy is the > ability to create fairly expressive DSLs with little effort. I think the > best way to do this is to create a macro or set of macros that expands to > simple functions (e.g. +sound), and then still provide those functions to > the user if they want to do more complex things with them than the DSL > provides. For a good example of this, see racket/cmdline’s `command-line` > and `parse-command-line`. > > For more details, see the documentation for syntax-parse, which can > effectively be a DSL for writing DSLs. It can be used for anything from > adding a little sugar to creating a composable macro for handling whole > batches of operations to creating a whole #lang as a scripting DSL. > > Alexis > > -- > You received this message because you are subscribed to the Google Groups > "Racket Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
