ConstThe user.
An array of group names or IDs to check membership against.
OptionalgroupsClaim: stringThe claim in the user object that contains groups.
OptionalmatchAll: booleanIf true, requires the user to be in all specified groups; if false, checks if the user is in at least one of the groups.
true if the user is in the specified groups, false otherwise.
Checks if a user is a member of a specified group or groups.