On Sat 02 Mar 2013 19:13, Andy Wingo <wi...@pobox.com> writes: > Picking up an old thread. What do people think about the attached > patch? It preserves arity checking for case-lambdas defined in the same > compilation unit. Case-lambdas are converted to nullary procedures in > the last minute, before compiling or memoizing. Calling one of these > procedures with arguments will still produce an arity-check warning; > calling one without arguments will not. In both cases a > wrong-number-of-args exception is thrown at runtime (either by the > normal argument count check or via the explicit throw in the body). > > I think allowing lambda-body to be #f is the right way to go because it > precludes inlining of ((case-lambda)). > > I'll push soon if there are no comments.
Pushed. Later we can figure out a way to warn for all applications of (case-lambda), regardless of arity. Andy -- http://wingolog.org/
