5sWEG4PD

local MyFilterAddon = CreateFrame'Frame'

local function myChatFilter(self,event,arg1,...)
  if arg1:find("Выносливость") then
    return false, gsub(arg1, "Выносливость", "123"), ...
  end
  -- if arg1:find("green") then
    -- return false, gsub(arg1, "green", "blue"), ...
  -- end
end

function MyFilterAddon:PLAYER_LOGIN()
  ChatFrame_AddMessageEventFilter("CHAT_MSG_CHANNEL", myChatFilter)
  ChatFrame_AddMessageEventFilter("CHAT_MSG_SAY", myChatFilter)
  ChatFrame_AddMessageEventFilter("CHAT_MSG_YELL", myChatFilter)
  ChatFrame_AddMessageEventFilter("CHAT_MSG_WHISPER", myChatFilter)
end
MyFilterAddon:RegisterEvent'PLAYER_LOGIN'

MyFilterAddon:SetScript('OnEvent', function(self, event, ...)
  return self[event](self, event )
end)