Replaced spaces with tabs.

Check CONTRIBUTING.md, guys!

tetris/randomizers/history_6rolls_35bag.lua

@@ -3,67 +3,67 @@ local Randomizer = require 'tetris.randomizers.randomizer'
 local History6Rolls35PoolRandomizer = Randomizer:extend()
 
 function History6Rolls35PoolRandomizer:initialize()
-    self.first = true
+	self.first = true
 	self.history = {"Z", "S", "Z", "S"}
 	self.pool = {
 		"I", "I", "I", "I", "I",
-        "T", "T", "T", "T", "T",
-        "L", "L", "L", "L", "L",
-        "J", "J", "J", "J", "J",
-        "S", "S", "S", "S", "S",
-        "Z", "Z", "Z", "Z", "Z",
-        "O", "O", "O", "O", "O",
+		"T", "T", "T", "T", "T",
+		"L", "L", "L", "L", "L",
+		"J", "J", "J", "J", "J",
+		"S", "S", "S", "S", "S",
+		"Z", "Z", "Z", "Z", "Z",
+		"O", "O", "O", "O", "O",
+	}
+	self.droughts = {
+		I = 0,
+		T = 0,
+		L = 0,
+		J = 0,
+		S = 0,
+		Z = 0,
+		O = 0,
 	}
-    self.droughts = {
-        I = 0,
-        T = 0,
-        L = 0,
-        J = 0,
-        S = 0,
-        Z = 0,
-        O = 0,
-    }
 end
 
 function History6Rolls35PoolRandomizer:generatePiece()
-    local index, x
-    if self.first then
-        local prevent = {"S", "Z", "O"}
-        repeat
-            index = math.random(#self.pool)
-            x = self.pool[index]
-        until not inHistory(x, prevent)
-        self.first = false
-    else
-        for i = 1, 6 do
-            index = math.random(#self.pool)
-            x = self.pool[index]
-            if not inHistory(x, self.history) or i == 6 then
-                break
-            end
-        end
-    end
-    self.pool[index] = self:updateHistory(x)
-    return x
+	local index, x
+	if self.first then
+		local prevent = {"S", "Z", "O"}
+		repeat
+			index = math.random(#self.pool)
+			x = self.pool[index]
+		until not inHistory(x, prevent)
+		self.first = false
+	else
+		for i = 1, 6 do
+			index = math.random(#self.pool)
+			x = self.pool[index]
+			if not inHistory(x, self.history) or i == 6 then
+				break
+			end
+		end
+	end
+	self.pool[index] = self:updateHistory(x)
+	return x
 end
 
 function History6Rolls35PoolRandomizer:updateHistory(shape)
 	table.remove(self.history, 1)
 	table.insert(self.history, shape)
 
-    local highdrought
-    local highdroughtcount = 0
-    for k, v in pairs(self.droughts) do 
-        if k == shape then
-            self.droughts[k] = 0
-        else
-            self.droughts[k] = v + 1
-            if v >= highdroughtcount then
-                highdrought = k
-                highdroughtcount = v
-            end
-        end
-    end
+	local highdrought
+	local highdroughtcount = 0
+	for k, v in pairs(self.droughts) do 
+		if k == shape then
+			self.droughts[k] = 0
+		else
+			self.droughts[k] = v + 1
+			if v >= highdroughtcount then
+				highdrought = k
+				highdroughtcount = v
+			end
+		end
+	end
 	return highdrought
 end