Index: TODO
===================================================================
diff -u -r9e766c226c7ddb35a4aa20ca7a9e8d6678a7c9e2 -rdadc7c6c6858ff3b816ff4cc585e0d76684ec374
--- TODO	(.../TODO)	(revision 9e766c226c7ddb35a4aa20ca7a9e8d6678a7c9e2)
+++ TODO	(.../TODO)	(revision dadc7c6c6858ff3b816ff4cc585e0d76684ec374)
@@ -4353,6 +4353,10 @@
   since ns_cache implementation needs to be objectified;
   newest NaviServer version works as well with older nx)
 
+- moved "/obj/ info slot definition|..." to 
+  "/obj/ info object slot definition|..." for consistency
+- provided "parametersyntax()" for "object mixin" and "object filter"
+
 ========================================================================
 TODO:
 - reconsider
@@ -4369,16 +4373,39 @@
 - flatten out interface asymmetry between methods and properties
 
   methods:
-    query defined:     "/obj|cls/ info methods ?pattern?"                 -> names
-    obtain definition: "/obj|cls/ info method definition /name|handle/"   -> single definiton
-    query callable:    "/obj|cls/ info lookup method /name/"              -> handle (where is the method defined)
-    query callable:    "/obj|cls/ info lookup methods ?pattern?"          -> names (what methods can be called)
+    query defined:     "/obj|cls/ info ?object? methods ?pattern?"               -> names
+    obtain definition: "/obj|cls/ info ?object? method definition /name|handle/" -> single definiton
+    query callable:    "/obj|cls/ info lookup method /name/"                     -> handle (where is the method defined)
+    query callable:    "/obj|cls/ info lookup methods ... ?pattern?"             -> names (what methods can be called)
 
   properties|variables
-    query defined:     "/obj|cls/ info slot names ?pattern?"              -> names
-    obtain definition: "/obj|cls/ info slot definitions ?pattern?"        -> list of definitions
-    query callable:    "/obj|cls/ info lookup slots -source .. ?pattern?" -> slot objects (where are parameters defined)
+    query defined:     "/obj|cls/ info ?object? slot names ?pattern?"            -> names
+    obtain definition: "/obj|cls/ info ?object? slot definitions ?pattern?"      -> list definitions
+    obtain handles:    "/obj|cls/ info ?object? slot objects ?pattern?"          -> slot objects
+    query callable:    "/obj|cls/ info lookup slots ... ?pattern?"               -> slot objects (where are parameters defined)
 
+  method parameters:
+    query defined      "/obj|cls/ info method args /name|handle/"                -> list parameter names (e.g. x y)
+    obtain definition: "/obj|cls/ info method syntax /name|handle/"              -> syntax notation of parameters (e.g. x ?y?)
+    obtain definition: "/obj|cls/ info method parameter /name|handle/"           -> list of parameters for specified method (e.g. x:integer y)
+
+  object parameters:
+    query defined:     "/cls/ info parameter list ?pattern?"                     -> list names with potential "-" (-a -b)
+                       "/cls/ info parameter names ?pattern?"                    -> list names (a b)
+    obtain syntax:     "/cls/ info parameter syntax ?pattern?"                   -> syntax notation
+    obtain definition: "/cls/ info parameter definitions ?pattern?"              -> list definitions
+    query available:   "/obj|cls/ info lookup parameter names ?pattern?"         -> list names
+                       "/obj|cls/ info lookup parameter list ?pattern?"          -> list names with potential "-" (-a -b)
+                       "/obj|cls/ info lookup parameter syntax ?pattern?"        -> syntax notation of parameters (e.g. ?-a x? ?-b b?)
+                       "/obj|cls/ info lookup parameter definitions ?pattern?"   -> list definitions
+                       "/obj|cls/ configure"                                     -> syntax notation of parameters (e.g. ?-a x? ?-b b?)
+
+
+
+
+
+
+
   + more detail queries for "info method" and "info slot"
 
  alternative: 
Index: generic/nsf.c
===================================================================
diff -u -rf858f142f5fab4f88996b3eb709c3afa55114be9 -rdadc7c6c6858ff3b816ff4cc585e0d76684ec374
--- generic/nsf.c	(.../nsf.c)	(revision f858f142f5fab4f88996b3eb709c3afa55114be9)
+++ generic/nsf.c	(.../nsf.c)	(revision dadc7c6c6858ff3b816ff4cc585e0d76684ec374)
@@ -9299,13 +9299,16 @@
       }
       Tcl_AppendLimitedToObj(argStringObj, " ", 1, INT_MAX, NULL);
     }
+
     if (pPtr->converter == ConvertToNothing && strcmp(pPtr->name, "args") == 0) {
       Tcl_AppendLimitedToObj(argStringObj, "?arg ...?", 9, INT_MAX, NULL);
     } else if (pPtr->flags & NSF_ARG_REQUIRED) {
       if ((pPtr->flags & NSF_ARG_IS_ENUMERATION)) {
 	Tcl_AppendLimitedToObj(argStringObj, ParamGetDomain(pPtr), -1, INT_MAX, NULL);
       } else {
+	Tcl_AppendLimitedToObj(argStringObj, "/", 1, INT_MAX, NULL);
 	NsfParamDefsSyntaxOne(argStringObj, pPtr);
+	Tcl_AppendLimitedToObj(argStringObj, "/", 1, INT_MAX, NULL);
       }
     } else {
       Tcl_AppendLimitedToObj(argStringObj, "?", 1, INT_MAX, NULL);
@@ -17617,12 +17620,22 @@
 	}
 	Tcl_AppendToObj(list, "?arg ...?", 9);
       } else {
-	Tcl_Obj *innerlist = Tcl_NewListObj(0, NULL);
-	Tcl_ListObjAppendElement(interp, innerlist, Tcl_NewStringObj(args->name, -1));
-	if (printStyle == NSF_PARAMS_PARAMETER && args->defValuePtr) {
-	  Tcl_ListObjAppendElement(interp, innerlist, args->defValuePtr);
+	if (printStyle == NSF_PARAMS_SYNTAX) {
+	  /* a default means that the arg is optional xxxxxx */
+	  if (args->defValuePtr) {
+	    Tcl_AppendToObj(list, "?", 1);
+	    Tcl_AppendToObj(list, args->name, -1);
+	    Tcl_AppendToObj(list, " ", 1);
+	    Tcl_ListObjAppendElement(interp, list, args->defValuePtr);
+	    Tcl_AppendToObj(list, "?", 1);
+	  } else {
+	    Tcl_AppendToObj(list, "/", 1);
+	    Tcl_AppendToObj(list, args->name, -1);
+	    Tcl_AppendToObj(list, "/", 1);
+	  }
+	} else {
+	  Tcl_ListObjAppendElement(interp, list, Tcl_NewStringObj(args->name, -1));
 	}
-	Tcl_ListObjAppendElement(interp, list, innerlist);
       }
     }
 
Index: library/lib/nx-traits.tcl
===================================================================
diff -u -rf858f142f5fab4f88996b3eb709c3afa55114be9 -rdadc7c6c6858ff3b816ff4cc585e0d76684ec374
--- library/lib/nx-traits.tcl	(.../nx-traits.tcl)	(revision f858f142f5fab4f88996b3eb709c3afa55114be9)
+++ library/lib/nx-traits.tcl	(.../nx-traits.tcl)	(revision dadc7c6c6858ff3b816ff4cc585e0d76684ec374)
@@ -78,7 +78,7 @@
       $obj public alias $newName $traitMethodHandle
       # We define property inheritance for the time being only for
       # instance properties.
-      foreach d [$traitName info slot definitions] {
+      foreach d [$traitName info object slot definitions] {
 	$obj property $d
       }
     }
Index: tests/cget.test
===================================================================
diff -u -rf858f142f5fab4f88996b3eb709c3afa55114be9 -rdadc7c6c6858ff3b816ff4cc585e0d76684ec374
--- tests/cget.test	(.../cget.test)	(revision f858f142f5fab4f88996b3eb709c3afa55114be9)
+++ tests/cget.test	(.../cget.test)	(revision dadc7c6c6858ff3b816ff4cc585e0d76684ec374)
@@ -36,7 +36,7 @@
   # - wrong parameter 
   # - parameter without a value
   #
-  ? {p1 cget} {wrong # of arguments: should be "cget name"}
+  ? {p1 cget} {wrong # of arguments: should be "cget /name/"}
   ? {p1 cget -foo} {cannot lookup parameter value for -foo}
   ? {p1 cget foo} {cannot lookup parameter value for foo}
   ? {p1 cget -sex} {can't read "sex": no such variable}
Index: tests/method-parameter.test
===================================================================
diff -u -r59e100d383b22ea1407f5e5c40e303f2c6bb9027 -rdadc7c6c6858ff3b816ff4cc585e0d76684ec374
--- tests/method-parameter.test	(.../method-parameter.test)	(revision 59e100d383b22ea1407f5e5c40e303f2c6bb9027)
+++ tests/method-parameter.test	(.../method-parameter.test)	(revision dadc7c6c6858ff3b816ff4cc585e0d76684ec374)
@@ -58,7 +58,7 @@
 
   ? {p3a 100 -x 1 -y 1 200} {100 1 1 200}
   ? {p3a 100 -xx 1 -y 1 200} {invalid non-positional argument '-xx', valid are : -x, -y;
- should be "p3a a ?-x value? ?-y value? b ?-z value?"}  
+ should be "p3a /a/ ?-x value? ?-y value? /b/ ?-z value?"}  
 }
 
 nx::Test case unknown-handler {