[svn:parrot] r48718 - trunk/src/pmc

[chromatic at svn.parrot.org]

Author: chromatic
Date: Sun Aug 29 02:05:11 2010
New Revision: 48718
URL: https://trac.parrot.org/parrot/changeset/48718

Log:
[PMC] Simplified type check in MultiSub's push_pmc.

Modified:
   trunk/src/pmc/multisub.pmc

Modified: trunk/src/pmc/multisub.pmc
==============================================================================
--- trunk/src/pmc/multisub.pmc	Sun Aug 29 02:05:08 2010	(r48717)
+++ trunk/src/pmc/multisub.pmc	Sun Aug 29 02:05:11 2010	(r48718)
@@ -34,13 +34,9 @@
     }
 
     VTABLE void push_pmc(PMC *value) {
-        STRING * const _sub = CONST_STRING(INTERP, "Sub");
-        STRING * const _nci = CONST_STRING(INTERP, "NCI");
-
-        if (!VTABLE_isa(INTERP, value, _sub)
-        &&  !VTABLE_isa(INTERP, value, _nci))
-            Parrot_ex_throw_from_c_args(INTERP, NULL, EXCEPTION_INVALID_OPERATION,
-                    "attempt to push non Sub PMC");
+        if (!VTABLE_does(INTERP, value, CONST_STRING(INTERP, "invokable")))
+            Parrot_ex_throw_from_c_args(INTERP, NULL,
+                EXCEPTION_INVALID_OPERATION, "attempt to push non Sub PMC");
 
         SUPER(value);
     }