Synopsis:
   on [<modes>]names [<serial#>] [-|^]<match> { <action> }

Description:
   This hook is triggered whenever the client receives server output from
   the NAMES command.

Parameters:
   $0    channel name
   $1-   nicknames of (visible) users on the channel

See Also:
   names(2); on(5) 353, 366

Other Notes:
   This hook is not triggered by the implicit NAMES done when the client
   joins a channel.  Hook the 353 numeric instead.