Added the EVAL of the base-class-expander back to def-view-class/meta

This does not work as a macro as the information it needs is not available at compile time. I've punted to EVAL for now (EVAL'ing a defclass form is not so bad), but a better, most probably MOP based solution will need to be found.

darcs-hash:20050704073748-5417e-79ea36affdf24647cfe095d90c9c378491822fc3.gz

diff --git a/src/backend/clsql.lisp b/src/backend/clsql.lisp
index 14f8b15..6de317b 100644 (file)
--- a/src/backend/clsql.lisp
+++ b/src/backend/clsql.lisp
@@ -237,15 +237,20 @@ AND fa.attnum = ANY (pg_constraint.confkey)"))
 
 (defmacro def-view-class/meta (name supers slots &rest args)
   "Create and instrument CLSQL view-class NAME and
 
 (defmacro def-view-class/meta (name supers slots &rest args)
   "Create and instrument CLSQL view-class NAME and

-appropriate meta-model class(its default name is %NAME-meta-model).
-(DEF-VIEW-CLASS/META NAME SUPERS SLOTS &key (MODEL-NAME (intern (format nil \"%~S-META-MODEL\" NAME))) &rest ARGS)."
+appropriate meta-model class its default name is %NAME-meta-model."
+

   (let ((model-name (cond ((eq :model-name (car args))
   (let ((model-name (cond ((eq :model-name (car args))

-                           (pop args)  ; remove keyword
-                           (pop args)) ; get value
+                           (pop args)  ; remove keyword
+                           (pop args)) ; get value

                           (t (intern (format nil "%~S-META-MODEL" name))))))
                           (t (intern (format nil "%~S-META-MODEL" name))))))

+

     `(progn
     `(progn

-       (def-meta-model ,model-name ,supers ,slots (:base-type :clsql) ,@args)
-       (def-base-class ,name (,model-name) ,@args))))
+      (let* ((m (def-meta-model ,model-name ,supers ,slots ,args))
+            (i (make-instance m)))
+       (setf (meta-model.base-type i) :clsql)
+       (prog1 (eval (def-base-class-expander i ',name ',args))
+         (defmethod meta-model.metadata ((self ,name))
+           (meta-model.metadata i)))))))

 
 (defmacro def-view-class/table (table &optional (name (sql->sym table)) model-name)
   "takes the name of a table as a string and
 
 (defmacro def-view-class/table (table &optional (name (sql->sym table)) model-name)
   "takes the name of a table as a string and