fix 21146

Signed-off-by: wyykak <wyy_1414@126.com>

script/c21146.lua

---猛毒『毒蛾的黑暗演舞』
+-- 猛毒『毒蛾的黑暗演舞』
 function c21146.initial_effect(c)
-	--Activate
-	local e1=Effect.CreateEffect(c)
-	e1:SetCategory(CATEGORY_REMOVE+CATEGORY_DAMAGE)
+    -- Activate
+    local e1 = Effect.CreateEffect(c)
+    e1:SetCategory(CATEGORY_REMOVE + CATEGORY_DAMAGE)
     e1:SetType(EFFECT_TYPE_ACTIVATE)
     e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
     e1:SetCode(EVENT_FREE_CHAIN)
@@ -12,53 +12,56 @@ function c21146.initial_effect(c)
     c:RegisterEffect(e1)
 end
 function c21146.filter(c)
-	return (math.abs(c:GetAttack()-c:GetDefense())==200 or math.abs(c:GetAttack()-c:GetDefense())==2000) 
-	and not c:IsType(TYPE_LINK) and c:IsReleasable()
+    return (math.abs(c:GetAttack() - c:GetDefense()) == 200 or
+               math.abs(c:GetAttack() - c:GetDefense()) == 2000) and
+               not c:IsType(TYPE_LINK) and c:IsReleasable()
 end
-function c21146.cost(e,tp,eg,ep,ev,re,r,rp,chk)
-	if chk==0 then 
-		local a,b,dot=DOT.DotCounter.Get(1-tp)
-		local LO=0x6
-		if dot>0 then LO=0x7 end
-		return Duel.IsExistingMatchingCard(c21146.filter,tp,LO,0,1,nil) end
-	local g=Duel.SelectMatchingCard(tp,c21146.filter,tp,LO,0,1,1,nil)
-	Duel.Release(g,REASON_COST)
+function c21146.cost(e, tp, eg, ep, ev, re, r, rp, chk)
+	local a, b, dot = DOT.DotCounter.Get(1 - tp)
+	local LO = 0x6
+	if dot > 0 then LO = 0x7 end
+    if chk == 0 then
+        return Duel.IsExistingMatchingCard(c21146.filter, tp, LO, 0, 1, nil)
+    end
+    local g = Duel.SelectMatchingCard(tp, c21146.filter, tp, LO, 0, 1, 1, nil)
+    Duel.Release(g, REASON_COST)
 end
-function c21146.target(e,tp,eg,ep,ev,re,r,rp,chk)
-	if chk==0 then return true end
+function c21146.target(e, tp, eg, ep, ev, re, r, rp, chk)
+    if chk == 0 then return true end
 end
-function c21146.activate(e,tp,eg,ep,ev,re,r,rp)
-    local c=e:GetHandler()
-	local g=Duel.SelectMatchingCard(tp,aux.TRUE,tp,0,LOCATION_ONFIELD,1,1,e:GetHandler())
-	if #g>0 then
-		Duel.Remove(g,POS_FACEDOWN,REASON_EFFECT)
-		local e1=Effect.CreateEffect(c)
+function c21146.activate(e, tp, eg, ep, ev, re, r, rp)
+    local c = e:GetHandler()
+    local g = Duel.SelectMatchingCard(tp, aux.TRUE, tp, 0, LOCATION_ONFIELD, 1,
+                                      1, e:GetHandler())
+    if #g > 0 then
+        Duel.Remove(g, POS_FACEDOWN, REASON_EFFECT)
+        local e1 = Effect.CreateEffect(c)
         e1:SetLabel(0)
-		e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
+        e1:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_CONTINUOUS)
         e1:SetCountLimit(1)
-		e1:SetCode(EVENT_PHASE+PHASE_STANDBY)
+        e1:SetCode(EVENT_PHASE + PHASE_STANDBY)
         e1:SetCondition(c21146.damcon)
         e1:SetOperation(c21146.damop)
-		e1:SetReset(RESET_PHASE+PHASE_STANDBY+RESET_OPPO_TURN,4)
-		Duel.RegisterEffect(e1,tp)
-		DOT.DotCounter.Add(nil,1-tp,0,300,1200,e)
+        e1:SetReset(RESET_PHASE + PHASE_STANDBY + RESET_OPPO_TURN, 4)
+        Duel.RegisterEffect(e1, tp)
+        DOT.DotCounter.Add(nil, 1 - tp, 0, 300, 1200, e)
     end
 end
-function c21146.damcon(e,tp,eg,ep,ev,re,r,rp)
-	return Duel.GetTurnPlayer()~=tp
+function c21146.damcon(e, tp, eg, ep, ev, re, r, rp)
+    return Duel.GetTurnPlayer() ~= tp
 end
-function c21146.damop(e,tp,eg,ep,ev,re,r,rp)
-	local c=e:GetHandler()
-	local ct=e:GetLabel()
-	if(ct<4) then
-		ct=ct+1
+function c21146.damop(e, tp, eg, ep, ev, re, r, rp)
+    local c = e:GetHandler()
+    local ct = e:GetLabel()
+    if (ct < 4) then
+        ct = ct + 1
         e:SetLabel(ct)
         c:SetTurnCounter(ct)
-		Duel.Damage(1-tp,300,REASON_EFFECT)
-		if ct==4 then
-			DOT.DotCounter.Add(nil,1-tp,0,-300,-300,e)
+        Duel.Damage(1 - tp, 300, REASON_EFFECT)
+        if ct == 4 then
+            DOT.DotCounter.Add(nil, 1 - tp, 0, -300, -300, e)
         else
-			DOT.DotCounter.Add(nil,1-tp,0,0,-300,e)
+            DOT.DotCounter.Add(nil, 1 - tp, 0, 0, -300, e)
         end
     end
 end