src/: Factor out common machinery in `check-method-type' methods.

[sod] / src / method-aggregate.lisp

diff --git a/src/method-aggregate.lisp b/src/method-aggregate.lisp
index ec0a119..cec6f14 100644 (file)
--- a/src/method-aggregate.lisp
+++ b/src/method-aggregate.lisp
@@ -185,12 +185,8 @@
   (let ((wanted (aggregating-message-method-return-type
                 message (sod-message-combination message)))
        (msgtype (sod-message-type message)))
-    (unless (c-type-equal-p (c-type-subtype type) wanted)
-      (error "Method return type ~A doesn't match message ~A"
-             (c-type-subtype msgtype) (c-type-subtype type)))
-    (unless (argument-lists-compatible-p (c-function-arguments msgtype)
-                                        (c-function-arguments type))
-      (error "Method arguments ~A don't match message ~A" type msgtype))))
+    (check-method-return-type type wanted)
+    (check-method-argument-lists type msgtype)))
 
 ;;;--------------------------------------------------------------------------
 ;;; Utilities.