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2 commits

Author SHA1 Message Date
Ludovic Courtès
aeb7ec5c9a monads: Allow resolution of a monad's bind/return at expansion time.
* guix/monads.scm (<monad>): Turn in a raw SRFI-9 record type.
  (define-monad): New macro.
  (with-monad): Add a case for when MONAD is a macro.
  (identity-return, identity-bind, store-return, store-bind): Inline.
  (%identity-monad, %store-monad): Use 'define-monad'.
* tests/monads.scm ("monad?"): New test.
2013-10-03 23:12:20 +02:00
Ludovic Courtès
b860f38244 Add (guix monads).
* guix/monads.scm: New file.
* tests/monads.scm: New file.
* Makefile.am (MODULES): Add guix/monads.scm.
  (SCM_TESTS): Add tests/monads.scm.
* doc/guix.texi (The Store Monad): New node.
  (The Store): Reference it.
2013-10-03 23:12:20 +02:00