On 23 March 2013 19:18, Brent Pinkney <b...@4dst.com> wrote: > Hi, > > I desperately need to write a generic method that binds to a hash-table. > > I have noticed that native scheme types like pair, list, and vector are > automagically recognised in GOOPS as <pair>, <list>, and <vector>. > Even SRFI-19 dates are recognised as <date>.
How did you spot those classes? > > > How then to add similar goodness so that I can write: > > (define-method (enumerate! (o <hash-table>) env) > ... > ) > A quick investigation using ‘class-of’ and the various constructors: scheme@(guile-user)> (class-of (make-hash-table)) $1 = #<<class> <hashtable> 9f96780> scheme@(guile-user)> (use-modules (srfi srfi-69)) scheme@(guile-user)> (class-of (make-hash-table)) $2 = #<<class> <srfi-69:hash-table> a115000> Regards
