This example contains an implementation of a contract system. It uses CK style macros to implement contracts. 1[Oleg Kiselyov's page about them]]]
This is still work in progress.
See test.scm
for usage examples.
(use-modules (system base ck))
CK macrosApparently Guile already has the CK macro stuff built-in. Consider switching to that, instead of defining them in this repository.