What should I change it to? I tried to mimic the define-struct and cond error messages that call unexpected sexprs "parts".
Jay On Wed, Aug 17, 2011 at 7:45 AM, Matthias Felleisen <matth...@ccs.neu.edu> wrote: > > > p.s. I will say I don't understand the word 'part' in the ASL error message. > > > > On Aug 17, 2011, at 9:44 AM, Matthias Felleisen wrote: > >> >> If you look at the docs for ASL as opposed to Racket, you will see that >> match in the former implements a much simpler pattern language than the >> latter. In particular, ASL does not support the _or_ pattern. >> >> Teaching languages aren't Racket. And we should have students sign a >> language not to put Racket on their resume when they apply for jobs after >> taking one of our courses. >> >> -- Matthias >> >> >> >> On Aug 17, 2011, at 9:33 AM, Prabhakar Ragde wrote: >> >>> Why does this expression successfully evaluate in #lang racket but gives a >>> syntax error in Advanced Student? >>> >>> (match 1 >>> [(or 1 2) 'pass] >>> [else 'fail]) >>> >>> The or-clause is highlighted and the error is "match: expected a pattern, >>> but found a part". >>> >>> Thanks. --PR >>> _________________________________________________ >>> For list-related administrative tasks: >>> http://lists.racket-lang.org/listinfo/users >> >> >> _________________________________________________ >> For list-related administrative tasks: >> http://lists.racket-lang.org/listinfo/users > > > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/users > -- Jay McCarthy <j...@cs.byu.edu> 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
