---@diagnostic disable:lowercase-global

---@type boolean

SERVER = nil

---@type boolean

CLIENT = nil

E2Helper = {}

E2Lib = {}

wire_expression2_funcs = {}

---@param msg string

---@param level integer?

---@param trace table

---@param can_catch boolean? Default true

function E2Lib.raiseException(msg, level, trace, can_catch)

end

---@param name string

---@param value number

function E2Lib.registerConstant(name, value, literal)

end

---@param num integer

function __e2setcost(num) end

---@param name string

---@param id string

---@param def any

function registerType(name, id, def, ...)

end

---@param name string name of the function

---@param pars string params

---@param rets string ret

---@param func function

---@param cost number?

---@param argnames table?

function registerOperator(name, pars, rets, func, cost, argnames)

end

registerFunction = registerOperator

---@param name string

---@param cb function

function registerCallback(name, cb) end