Index: library/nx/nx.tcl
===================================================================
diff -u -ra9bbc7c710172e6c24bf1c3a787263f9bcaf3384 -r65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe
--- library/nx/nx.tcl	(.../nx.tcl)	(revision a9bbc7c710172e6c24bf1c3a787263f9bcaf3384)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision 65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe)
@@ -1598,7 +1598,7 @@
   }
 
   ObjectParameterSlot public method definition {} {
-    set options [:getParameterOptions -withMultiplicity true]
+    set options [:getParameterOptions -withMultiplicity true -forInfo true]
     if {[info exists :positional]} {lappend options positional}
     #if {!${:configurable}} {lappend options noconfig}
     return [:getPropertyDefinitionOptions [:namedParameterSpec -map-private "" ${:name} $options]]
@@ -1958,25 +1958,26 @@
     {-withMultiplicity 0}
     {-withSubstdefault 1}
     {-forObjectParameter 0}
+    {-forInfo 0}
   } {
     set options ""
     set slotObject ""
 
     if {[info exists :type]} {
       set type ${:type}
-      if {$type eq "switch" && !$forObjectParameter} {set type boolean}
+      if {$type eq "switch" && !$forInfo && !$forObjectParameter} {set type boolean}
       if {$type in {cmd initcmd}} {
         lappend options $type
       } elseif {[string match ::* $type]} {
         lappend options [expr {[::nsf::is metaclass $type] ? "class" : "object"}] type=$type
       } else {
         lappend options $type
         if {$type ni [list "" \
-                             "boolean" "integer" "object" "class" \
-                             "metaclass" "baseclass" "parameter" \
-                             "alnum" "alpha" "ascii" "control" "digit" "double" \
-                             "false" "graph" "lower" "print" "punct" "space" "true" \
-                             "wideinteger" "wordchar" "xdigit" ]} {
+                          "boolean" "switch" "integer" "object" "class" \
+                          "metaclass" "baseclass" "parameter" \
+                          "alnum" "alpha" "ascii" "control" "digit" "double" \
+                          "false" "graph" "lower" "print" "punct" "space" "true" \
+                          "wideinteger" "wordchar" "xdigit" ]} {
           lappend options slot=[::nsf::self]
         }
       }
@@ -2074,7 +2075,7 @@
   ::nx::VariableSlot public method parameter {} {
     # This is a shortened "lightweight" version of "getParameterSpec"
     # returning less (implicit) details. Used e.g. by "info variable parameter"
-    set options [:getParameterOptions -withMultiplicity true]
+    set options [:getParameterOptions -withMultiplicity true -forInfo true]
     set spec [:namedParameterSpec -map-private "" ${:name} $options]
     if {[info exists :default]} {lappend spec ${:default}}
     return $spec
Index: tests/info-variable.test
===================================================================
diff -u -r8e2e356e9bcef39f43dfe3690b82d9586c7adc72 -r65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe
--- tests/info-variable.test	(.../info-variable.test)	(revision 8e2e356e9bcef39f43dfe3690b82d9586c7adc72)
+++ tests/info-variable.test	(.../info-variable.test)	(revision 65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe)
@@ -207,6 +207,31 @@
 
 }
 
+nx::test case switch-params {
+
+  set ::p1 "p1:boolean"
+  set ::p2 "p2:switch"
+  
+  set cls [nx::Class new {
+    :property $::p1
+    :property $::p2
+  }]
+
+  ? [list lmap p [$cls info variables] "[list $cls info variable parameter] \$p"] \
+      [list $::p1 $::p2]
+
+  ? [list lmap p [$cls info variables] "[list $cls info variable definition] \$p"] \
+      [list [list $cls property -accessor none $::p1] \
+           [list $cls property -accessor none $::p2]]
+
+  set obj [$cls new]
+  set ::lookupParams [$obj info lookup parameters configure]
+  ? {expr {"-$::p1" in $::lookupParams}} 1
+  ? {expr {"-$::p2" in $::lookupParams}} 1
+
+  ? [list string match "?-p1 /boolean/? ?-p2? *" [$obj info lookup syntax configure]] 1
+}
+
 nx::test case object-variables {
   nx::Class create Bar {
     :property {p 9}
Index: tests/nsf-cmd.test
===================================================================
diff -u -rb44ba341aa4dc2d759201f6413dc2ef36eba555d -r65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe
--- tests/nsf-cmd.test	(.../nsf-cmd.test)	(revision b44ba341aa4dc2d759201f6413dc2ef36eba555d)
+++ tests/nsf-cmd.test	(.../nsf-cmd.test)	(revision 65d13b7b37bf2ee5dabe0392eb1e7af3a0cc85fe)
@@ -777,8 +777,24 @@
   namespace delete ::ns1
 }
 
+nx::test case switch-info {
+  namespace eval ::ns1 {}
+  set handle ::n1::foo
 
+  set params [list -p1:boolean -p2:switch args]
+  set def [list ::nsf::proc $handle $params return]
+  {*}$def
 
+  ? [list nsf::cmd::info args $handle] "p1 p2 args"
+  ? [list nsf::cmd::info definition $handle] $def
+  ? [list nsf::cmd::info exists $handle] 1
+  ? [list nsf::cmd::info parameter $handle] $params
+  ? [list nsf::cmd::info syntax $handle] "?-p1 /boolean/? ?-p2? ?/arg .../?"
+  
+  namespace delete ::ns1
+}
+
+
 # - TO-DO: interp hide/expose