reader

local keyUp = true
cursorPos = {x = 1, y = 2}
enter = false
function reader(currentString)
        local t2, key = os.pullEvent()
        if t2 == "key_up" then keyUp = true end
    if keyUp == true then
        if t2 == "char" then
            keyUp = false
            return currentString .. key
        end
        if key == 259 and t2 == "key" then
            keyUp = false
            return string.sub(currentString, 1, #currentString-1)
        end
		if key == 257 and t2 == "key" then
            history = 0
            enter = true
        end
    end
        return currentString
end
--[[local myString = ""
local lastString = ""

while true do
    myString = reader(myString)
    if(myString ~= lastString) then
    term.clear()
    term.setCursorPos(1,1)
    print(myString)
    lastString = myString
    end
end--]]
return reader