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:21: attempt to compare to nileven though i have set
local a = tonumber(read()). The previous versions of this program did not have these errors at all.
The code:
Spoiler
!
function inputLTDT()
print("How long should the tunnel be?")
local x = tonumber(read())
print("After how many blocks should the turtle put torches?")
local y = tonumber(read())
print ("How many tunnels?")
local a = tonumber(read())
end
function inputDirection()
print ("Going which direction from the 1st tunnel? (left or right)")
local b = read()
end
function inputGap()
print ("Gap between tunnels? Default is 3")
local c = tonumber(read())
end
function checkA()
if(a > 2) then
inputDirection()
checkB()
elseif(a == 1) then
finalCheck()
else
print ("Invalid selection.")
inputTunnel()
end
end
function checkB()
if(b == "left" or "right") then
inputGap()
checkC()
else
print ("Invalid selection.")
inputDirection()
end
end
function checkC()
if(c >= 1) then
elseif(c == 0) then
print ("Invalid selection. Minimum block gap is 1.")
inputGap()
else
print ("Block gap set to default.")
c = 3
finalCheck()
end
end
function input()
inputLTDT()
checkA()
end
function finalCheck()
write ("The turtle will dig ")
if(a == 1) then
write ("a/an" .. x .."-blocks long tunnel.\n")
elseif(a >= 2) then
write (a .. x .."-blocks long tunnel with " .. c .. " blocks in between going to the ")
if(b == "left") then
write ("left.\n")
elseif(b == "right") then
write ("right.\n")
end
end
write ("Torches will be placed every " .. y .. " blocks.\n")
confirm()
end
function confirm()
print ("Is this correct? (yes/no)")
local d = read()
if(d == "yes") then
print("Place torches in slot 1 and Gravel in slot 2 then press any key to continue")
os.pullEvent("char")
print ("Program starting...")
c = c+1
local t = 0
programStart()
elseif(d == "no") then
print ("Going back to input...")
input()
else
print ("Invalid selection.")
confirm()
end
end
function programStart()
if(a == 1) then
mainProgram()
elseif(a >= 2) then
mainProgram()
a = a-1
for i = 1, a do
changeTunnel()
mainProgram()
end
end
end
function gravelCheck() --checks for gravel
turtle.select(2)
if(turtle.compare()==true) then --if it is gravel...
repeat --...dig until there is no more gravel
turtle.dig()
sleep(0.5)
until (turtle.compare()==false)
end
end
function dig()
if((turtle.detect()==true) and (turtle.detectDown()==true)) then --if there is a block in front and below
gravelCheck() --gravel check
turtle.dig()
turtle.digDown()
elseif((turtle.detect()==true) and (turtle.detectDown()==false)) then --if there is a block in front only
gravelCheck() --gravel check
turtle.dig()
elseif((turtle.detect()==false) and (turtle.detectDown()==true)) then -- if there is a block below only
turtle.digDown()
end
end
function final() --so the end of the tunnel has no 1x1 gap at the top
turtle.forward()
turtle.digDown()
turtle.back()
end
function torch() --checks when to place torch
if(t == y) then
turtle.select(1)
turtle.placeDown()
t = 0
end
end
function mainProgram() --self-explanatory
for i = 1, x do
dig()
torch()
turtle.forward()
t = t+1
p = i/x*100
print (p .. "% completed...")
end
final()
print ("Done! Going home...")
for i = 1, x do
turtle.back()
end
a = a-1
end
function changeTunnel() --moves to next tunnel
if(b == "left") then
turtle.turnLeft()
elseif(b == "right") then
turtle.turnRight()
end
for i = 1, c do
turtle.forward()
end
if(b == "left") then
turtle.turnRight()
elseif(b == "right") then
turtle.turnLeft()
end
turtle.dig()
turtle.forward()
end
-- Program Start
input()
