Computercraft Quick Peripheral Check

while true do

    write("Enter a side to check: ")
    local side = read()
    local results = peripheral.getMethods(side)

    if (side == "exit") then break end

    if (results ~= nil) then

        for index, data in ipairs(results) do
            print(index, data)
        end

    else
        write("No methods were found.\n")
    end

end