EmptyMethodsList-class | R Documentation |
Objects from class "EmptyMethodsList"
are generated during
method selection to indicate failed search (forcing backtracking).
Other classes described here are used internally in method dispatch.
All these are for internal use.
## class described below "EmptyMethodsList" ### Other, virtual classes used in method dispatch "OptionalMethods" "PossibleMethod"
argument
:Object of class "name"
the argument
names being selected on.
sublist
:Object of class "list"
(unused, and
perhaps to be dropped in a later version.)
No methods defined with class "EmptyMethodsList"
in the
signature.
Function MethodsListSelect
(deprecated since R version
3.2.0) uses the objects;
class MethodsList
is formally defunct since R 3.2.0.
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