nx::trait::checkClass

This procedure is defined in the server but not documented via ad_proc or proc_doc and may be intended as a private interface.

The procedure is defined as:

proc nx::trait::checkClass {obj traitName} {
    
    foreach m [$traitName cget -requiredMethods] {
      #puts "$m ok? [$obj info methods -closure $m]"
      if {[$obj info methods -closure $m] eq ""} {
	error "trait $traitName requires $m, which is not defined for $obj"
      }
    }
  
}