syntax-parse requires literals to be bound, it will never match just based on the identifier symbol
A standard thing is to do: (define-syntax (: stx) (raise-syntax-error stx ': "Cannot be used outside ...")) and then export : Jay On Fri, Sep 2, 2011 at 7:31 PM, Shriram Krishnamurthi <[email protected]> wrote: > I am having some trouble figuring out how to use syntax-parse in > combination with wanting literals (aka, internal keywords) in a macro > definition. I have > > (syntax-case stx (:) > > and am trying to achieve a similar effect. I tried > > (syntax-parse stx #:literals(:) > > but that resulted in > > syntax-parse: literal is unbound in phase 0 (phase 0 relative to the > enclosing module) in: : > > I don't see an example of this in the docs. Since I have only one > literal, I was hoping to avoid the complexity of literal-sets -- > basically, attain the equivalent of the (:) in syntax-case. > > Thanks! > > Shriram > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/users > -- Jay McCarthy <[email protected]> Assistant Professor / Brigham Young University http://faculty.cs.byu.edu/~jay "The glory of God is Intelligence" - D&C 93 _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/users
