From c81e61db72d013a406d1b35cadacac9dc3a0a345 Mon Sep 17 00:00:00 2001
From: shrianshChari <30420527+shrianshChari@users.noreply.github.com>
Date: Tue, 22 Oct 2024 08:35:17 -0400
Subject: [PATCH] Ability Shield should protect holder from Neutralizing Gas
 (#655)

---
 calc/src/mechanics/gen789.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/calc/src/mechanics/gen789.ts b/calc/src/mechanics/gen789.ts
index 08cfe7b25..55a4f9b26 100644
--- a/calc/src/mechanics/gen789.ts
+++ b/calc/src/mechanics/gen789.ts
@@ -191,13 +191,21 @@ export function calculateSMSSSV(
   if (attacker.hasAbility('Neutralizing Gas') &&
     !ignoresNeutralizingGas.includes(defender.ability || '')) {
     desc.attackerAbility = attacker.ability;
-    defender.ability = '' as AbilityName;
+    if (defender.hasItem('Ability Shield')) {
+      desc.defenderItem = defender.item;
+    } else {
+      defender.ability = '' as AbilityName;
+    }
   }
 
   if (defender.hasAbility('Neutralizing Gas') &&
     !ignoresNeutralizingGas.includes(attacker.ability || '')) {
     desc.defenderAbility = defender.ability;
-    attacker.ability = '' as AbilityName;
+    if (attacker.hasItem('Ability Shield')) {
+      desc.attackerItem = attacker.item;
+    } else {
+      attacker.ability = '' as AbilityName;
+    }
   }
 
   // Merciless does not ignore Shell Armor, damage dealt to a poisoned Pokemon with Shell Armor