Mine_Pro

--[[Mine_Pro v1.1
Neil O'Mara
2/15/19
Digs 3*3 tunnel with walls around it and torches
Before activating, have stack of torches in slot 1 and cobblestone in stack 2.
Changelog: v1.1 2/16/19 new dig and build pattern to fix previous building bug in v1.0.]]

-- Loop --
while turtle.getItemCount(1) > 0 do

 -- Column 2 Position --
 turtle.dig() -- digs block 2 in column --
 turtle.forward()

 -- Column Digging Script --
 turtle.digDown() -- digs block 1 --
 turtle.digUp() -- digs block 3 --
 turtle.up()
 turtle.digUp() -- digs block 4 --
 turtle.up()
 turtle.digUp() -- digs block 5 --
 turtle.down() -- position 3 --
 turtle.down() -- position 2 --