@overload

---@overload fun(params): ReturnType

---@overload fun(x: number): number
---@overload fun(x: number, y: number): number
---@overload fun(x: number, y: number, z: number): number
function add(x, y, z)
    return x + (y or 0) + (z or 0)
end

---@overload fun(value: string): string
---@overload fun(value: number): string
---@overload fun(value: boolean): string
---@param value any
---@return string
function toString(value)
    return tostring(value)
end

---@overload fun(name: string): Player | nil
---@overload fun(index: number): Player | nil
---@overload fun(): Player[]
function getPlayers(query)
    if type(query) == "string" then
        return player.GetByName(query)
    elseif type(query) == "number" then
        return Entity(query)
    else
        return player.GetAll()
    end
end

---@overload fun(self: Player, target: Player): boolean
---@overload fun(self: Player, steamId: string): boolean
function Player:IsFriendsWith(target) end