Small refactoring

asweigart · Aug 23, 2016 · 030b40b · 030b40b
1 parent 3951619
commit 030b40b
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Showing 2 changed files with 8 additions and 7 deletions.
diff --git a/book/mydance.lua b/book/mydance.lua
@@ -4,7 +4,7 @@
 -- Make the turtle dance!
 
 print('Hello world!')
-for i = 1, 10 do
+for i = 1, 8 do
   -- turn based on random number
   if math.random(1, 2) == 1 then
   	print('Turn to the left!')
@@ -14,3 +14,4 @@ for i = 1, 10 do
     turtle.turnRight()
   end
 end
+print('Done.')
diff --git a/book/mydance2.lua b/book/mydance2.lua
@@ -8,19 +8,19 @@ isBack = false
 
 print('Hold Ctrl+T to stop dancing.')
 while true do
-  randomNum = math.random(1, 5)
+  moveType = math.random(1, 5)
 
-  if randomNum == 1 then
+  if moveType == 1 then
     -- turn left
     print('Turn to the left!')
     turtle.turnLeft()
 
-  elseif randomNum == 2 then
+  elseif moveType == 2 then
     -- turn right
     print('Turn to the right!')
     turtle.turnRight()
 
-  elseif randomNum == 3 then
+  elseif moveType == 3 then
     -- forward/back moves
     if isBack then
       print('Move forward!')
@@ -32,7 +32,7 @@ while true do
       isBack = true
     end
 
-  elseif randomNum == 4 then
+  elseif moveType == 4 then
     -- up/down moves
     if isUp then
       print('Get up!')
@@ -44,7 +44,7 @@ while true do
       isUp = true
     end
 
-  elseif randomNum == 5 then
+  elseif moveType == 5 then
     -- spin around
     print('Spin!')
     for i = 1, 4 do