local equipTypeMap = {
    ["chest"] = EQUIP_TYPE_CHEST,
    ["costume"] = EQUIP_TYPE_COSTUME,
    ["feet"] = EQUIP_TYPE_FEET,
    ["hand"] = EQUIP_TYPE_HAND,
    ["head"] = EQUIP_TYPE_HEAD,
    ["invalid"] = EQUIP_TYPE_INVALID,
    ["legs"] = EQUIP_TYPE_LEGS,
    ["main_hand"] = EQUIP_TYPE_MAIN_HAND,
    ["neck"] = EQUIP_TYPE_NECK,
    ["off_hand"] = EQUIP_TYPE_OFF_HAND,
    ["one_hand"] = EQUIP_TYPE_ONE_HAND,
    ["poison"] = EQUIP_TYPE_POISON,
    ["ring"] = EQUIP_TYPE_RING,
    ["shoulders"] = EQUIP_TYPE_SHOULDERS,
    ["two_hand"] = EQUIP_TYPE_TWO_HAND,
    ["waist"] = EQUIP_TYPE_WAIST,
}

function AutoCategory.RuleFunc.EquipType( ... )
	local fn = "equiptype"
	local ac = select( '#', ... )
	if ac == 0 then
		error( string.format("error: %s(): require arguments." , fn))
	end
	
	for ax = 1, ac do
		
		local arg = select( ax, ... )		
		if not arg then
			error( string.format("error: %s():  argument is nil." , fn))
		end
		
		local _, _, _, _, _, equipType = GetItemInfo(AutoCategory.checkingItemBagId, AutoCategory.checkingItemSlotIndex)

		if type( arg ) == "number" then
			if arg == equipType then
				return true
			end
		elseif type( arg ) == "string" then
			-- this is where the map used to be created...

			local v = equipTypeMap[string.lower( arg )]
			if v and v == equipType then
				return true
			end
		else
			error( string.format("error: %s(): argument is error." , fn ) )
		end
		
	end
	
	return false
	
end

user:/AddOns/InventoryGridView/util.lua:90: attempt to index a nil value
stack traceback:
user:/AddOns/InventoryGridView/util.lua:90: in function 'ReshapeSlot'
|caaaaaa<Locals> control = ud, isGrid = true, width = 64, height = 64, ICON_MULT = 0.77, textureSet = tbl, outline = ud, new = ud, sell = ud </Locals>|r
user:/AddOns/InventoryGridView/util.lua:193: in function 'util.ReshapeSlots'
|caaaaaa<Locals> scrollList = ud, parent = ud, numControls = 58, gridIconSize = 64, IGVId = 1, isGrid = true, width = 64, height = 64, i = 4 </Locals>|r
user:/AddOns/InventoryGridView/adapter.lua:450: in function 'adapter.ScrollController'
|caaaaaa<Locals> self = ud </Locals>|r
EsoUI/Libraries/Utility/ZO_Hook.lua:19: in function 'ZO_ScrollList_UpdateScroll'
user:/AddOns/InventoryGridView/main.lua:46: in function 'onFragmentShowing'
user:/AddOns/InventoryGridView/main.lua:59: in function 'onFragmentStateChange'
|caaaaaa<Locals> oldState = "hidden", newState = "showing", keybindButtonDescriptor = tbl, onFragmentShowing = user:/AddOns/InventoryGridView/main.lua:42, onFragmentHiding = user:/AddOns/InventoryGridView/main.lua:51 </Locals>|r
EsoUI/Libraries/Utility/ZO_CallbackObject.lua:111: in function 'ZO_CallbackObject:FireCallbacks'
|caaaaaa<Locals> self = tbl, eventName = "StateChange", registry = tbl, callbackInfoIndex = 3, callbackInfo = tbl, callback = user:/AddOns/InventoryGridView/main.lua:33, deleted = false </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneFragment.lua:111: in function 'ZO_SceneFragment:SetState'
|caaaaaa<Locals> self = tbl, newState = "showing", oldState = "hidden" </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneFragment.lua:129: in function 'ZO_SceneFragment:ShouldBeShown'
|caaaaaa<Locals> self = tbl </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneFragment.lua:195: in function 'ZO_SceneFragment:Refresh'
|caaaaaa<Locals> self = tbl, asAResultOfSceneStateChange = true, refreshedForScene = tbl, oldState = "hidden" </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_Scene.lua:320: in function 'ZO_Scene:RefreshFragmentsHelper'
|caaaaaa<Locals> self = tbl, asAResultOfSceneStateChange = true, i = 25, fragment = tbl </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_Scene.lua:328: in function 'ZO_Scene:RefreshFragments'
|caaaaaa<Locals> self = tbl, asAResultOfSceneStateChange = true </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_Scene.lua:283: in function 'ZO_Scene:SetState'
|caaaaaa<Locals> self = tbl, newState = "showing", oldState = "hidden", AS_A_RESULT_OF_SCENE_STATE_CHANGE = true </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneManager_Base.lua:161: in function 'ZO_SceneManager_Base:ShowScene'
|caaaaaa<Locals> self = tbl, scene = tbl, sequenceNumber = 1 </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneManager_Leader.lua:282: in function 'ZO_SceneManager_Leader:ShowScene'
|caaaaaa<Locals> self = tbl, scene = tbl </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneManager_Leader.lua:265: in function 'ZO_SceneManager_Leader:Show'
|caaaaaa<Locals> self = tbl, sceneName = "hud", nextSceneClearsSceneStack = true, numScenesNextScenePops = 0, nextScene = tbl </Locals>|r
EsoUI/Libraries/ZO_Scene/ZO_SceneManager_Leader.lua:206: in function 'ZO_SceneManager_Leader:ShowWithFollowup'
|caaaaaa<Locals> self = tbl, sceneName = "hud", resultCallback = EsoUI/Ingame/Scenes/IngameSceneManager.lua:71 </Locals>|r
EsoUI/Ingame/Scenes/IngameSceneManager.lua:71: in function 'ZO_IngameSceneManager:SetInUIMode'
|caaaaaa<Locals> self = tbl, inUIMode = false </Locals>|r
EsoUI/Ingame/Scenes/IngameSceneManager.lua:266: in function 'ZO_IngameSceneManager:OnLoadingScreenDropped'
|caaaaaa<Locals> self = tbl </Locals>|r
EsoUI/Ingame/Scenes/IngameSceneManager.lua:30: in function '(anonymous)'