erc-format-@nick

erc-format-@nick is a compiled Lisp function in `erc.el'.

(erc-format-@nick &optional USER CHANNEL-DATA)

Format the nickname of USER showing if USER has a voice, is an
operator, half-op, admin or owner. Owners have "~", admins have
"&", operators have "@" and users with voice have "+" as a
prefix. Use CHANNEL-DATA to determine op and voice status. See
also `erc-format-nick-function'.