White Herb doubles fix

data/items.js

@@ -5978,14 +5978,18 @@ let BattleItems = {
 			let activate = false;
 			/**@type {{[k: string]: number}} */
 			let boosts = {};
+			//doubles
+			if (pokemon.side.foe.pokemon.length > 1 && pokemon.side.foe.battle.abilityOrder !== 4) {
+				return;
+			}
 			for (let i in pokemon.boosts) {
 				// @ts-ignore
 				if (pokemon.boosts[i] < 0) {
 					activate = true;
 					boosts[i] = 0;
 				}
 			}
-			if (activate && pokemon.useItem()) {
+			if (!pokemon.duringMove && activate && pokemon.useItem()) {
 				pokemon.setBoost(boosts);
 				this.add('-clearnegativeboost', pokemon, '[silent]');
 			}

test/simulator/items/whiteherb.js

@@ -0,0 +1,26 @@
+'use strict';
+
+const assert = require('./../../assert');
+const common = require('./../../common');
+
+let battle;
+
+describe('White Herb', function () {
+	afterEach(function () {
+		battle.destroy();
+	});
+
+	it('should use white herb after both intimidate', function () {
+		battle = common.createBattle({gameType: 'doubles'});
+
+		battle.join('p1', 'Guest 1', 1, [{species: "Arcanine", ability: 'intimidate', moves: ['bodyslam']},
+			{species: "Incineroar", ability: 'intimidate', moves: ['agility']}]);
+		battle.join('p2', 'Guest 2', 1, [{species: "aegislash", ability: 'stancechange', item: 'whiteherb', moves: ['gyroball']},
+			{species: "pelipper", ability: 'sandveil', item: 'lifeorb', moves: ['airslash']}]);
+
+		const holder = battle.p2.active[0];
+
+		assert.false.holdsItem(holder);
+		assert.statStage(holder, 'atk', 0);
+	});
+});