No, you don't have to do anything. The #f is an internal detail that is no longer exposed to the user, so I should probably remove it from the documentation.
Carl Eastlund On Wed, Aug 28, 2013 at 5:14 AM, Tobias Hammer <tobias.ham...@dlr.de> wrote: > Hi, > > from the docs on #:methods argument to struct: > > "If #:methods gen:name method-defs is provided, then gen:name must be a > transformer binding for the static information about a generic group > produced by define-generics. The method-defs define the methods of > gen:name. If any method of gen:name is not defined, then #f is used to > signify that the structure type does not implement the particular method. > [...]" > > Can anyone explain the part with the #f to me? Does it mean that i have to > (define some-gen-fun #f) to indicate it's not implemented? But that seems > to have no real impact as i get the exactly same error with just leaving it > out? > Thanks for any clarification. > > Tobias > > > > -- > ------------------------------**--------------------------- > Tobias Hammer > DLR / Robotics and Mechatronics Center (RMC) > Muenchner Str. 20, D-82234 Wessling > Tel.: 08153/28-1487 > Mail: tobias.ham...@dlr.de > ____________________ > Racket Users list: > http://lists.racket-lang.org/**users <http://lists.racket-lang.org/users> > >
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