代码规范：把所有的tab换成空格

parts/modes/dig_u.lua

@@ -1,41 +1,41 @@
 return{
-	color=COLOR.lYellow,
-	env={
-		drop=10,lock=30,
-		freshLimit=15,
-		task=function(P)
-			while true do
-				YIELD()
-				if P.control then
-					local D=P.modeData
-					D.timer=D.timer+1
-					if D.timer>=math.max(30,80-.3*D.wave)then
-						P:garbageRise(20+D.wave%5,1,P:getHolePos())
-						P.stat.recv=P.stat.recv+1
-						D.timer=0
-						D.wave=D.wave+1
-					end
-				end
-			end
-		end,
-		bg='bg2',bgm='shift',
-	},
-	mesDisp=function(P)
-		setFont(60)
-		mStr(P.modeData.wave,63,310)
-		mText(drawableText.wave,63,375)
-	end,
-	score=function(P)return{P.modeData.wave,P.stat.row}end,
-	scoreDisp=function(D)return D[1].." Waves   "..D[2].." Lines"end,
-	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
-	getRank=function(P)
-		local W=P.modeData.wave
-		return
-		W>=150 and 5 or
-		W>=110 and 4 or
-		W>=80 and 3 or
-		W>=50 and 2 or
-		W>=20 and 1 or
-		P.stat.row>=5 and 0
-	end,
+    color=COLOR.lYellow,
+    env={
+        drop=10,lock=30,
+        freshLimit=15,
+        task=function(P)
+            while true do
+                YIELD()
+                if P.control then
+                    local D=P.modeData
+                    D.timer=D.timer+1
+                    if D.timer>=math.max(30,80-.3*D.wave)then
+                        P:garbageRise(20+D.wave%5,1,P:getHolePos())
+                        P.stat.recv=P.stat.recv+1
+                        D.timer=0
+                        D.wave=D.wave+1
+                    end
+                end
+            end
+        end,
+        bg='bg2',bgm='shift',
+    },
+    mesDisp=function(P)
+        setFont(60)
+        mStr(P.modeData.wave,63,310)
+        mText(drawableText.wave,63,375)
+    end,
+    score=function(P)return{P.modeData.wave,P.stat.row}end,
+    scoreDisp=function(D)return D[1].." Waves   "..D[2].." Lines"end,
+    comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
+    getRank=function(P)
+        local W=P.modeData.wave
+        return
+        W>=150 and 5 or
+        W>=110 and 4 or
+        W>=80 and 3 or
+        W>=50 and 2 or
+        W>=20 and 1 or
+        P.stat.row>=5 and 0
+    end,
 }