use `check-instance` instead; reformat USING:`

[factor.git] / basis / stack-checker / stack-checker.factor

diff --git a/basis/stack-checker/stack-checker.factor b/basis/stack-checker/stack-checker.factor
index d3d1e4e66d5e89c382f004fa2e007678d86e0488..4eab65f26f9a3fc5557bbc4b13813b1eca171715 100644 (file)
--- a/basis/stack-checker/stack-checker.factor
+++ b/basis/stack-checker/stack-checker.factor
@@ -1,16 +1,18 @@
 ! Copyright (C) 2004, 2010 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors kernel io effects namespaces sequences
-quotations vocabs vocabs.loader generic words
-stack-checker.backend stack-checker.state
-stack-checker.known-words stack-checker.transforms
-stack-checker.errors stack-checker.inlining
-stack-checker.visitor.dummy ;
+USING: accessors classes effects generic io kernel namespaces
+quotations sequences stack-checker.backend stack-checker.errors
+stack-checker.inlining stack-checker.known-words
+stack-checker.state stack-checker.transforms
+stack-checker.visitor.dummy vocabs vocabs.loader words ;
 IN: stack-checker
 
 : infer ( quot -- effect )
+    callable check-instance
     [ infer-quot-here ] with-infer drop ;
 
 : infer. ( quot -- )
     ! Safe to call from inference transforms.
     infer effect>string print ;
+
+M: callable stack-effect infer ;