Add failed message, default lang

src/lang.lua

@@ -12,6 +12,7 @@ function module.init(shared)
 	local PcallGetProperty = class.PcallGetProperty
 
 	new.Locales = {
+		["Default"] = "default";
 		["English"] = "en_us";
 		["Spanish"] = "es_es";
 		["French"] = "fr_fr";
@@ -59,14 +60,17 @@ function module.init(shared)
 		["Swedish"] = "sv_se";
 		["Arabic"] = "ar_001";
 	}
-	new.Lang = game:GetService("LocalizationService").RobloxLocaleId
-	new.Default = new.Locales.English
+	new.CurrentLocale = game:GetService("LocalizationService").RobloxLocaleId
+	new.FailedMessage = "<Localization Failed>"
 
 	local lang = {}
 	lang.__index = lang
 	function lang.New(id,handlers)
 		local this = {handlers=handlers,id=id,store=store.New(),index=1}
 		lang[id] = this
+		if not handlers[new.Locales.Default] then
+			warn(("Localization %s have no Default value, Did you missed '[Lang.Locales.Default] = ...' ? It may make Localization fail on other languages"))
+		end
 		setmetatable(this,lang)
 	end
 
@@ -84,17 +88,7 @@ function module.init(shared)
 			local optionType = type(option)
 			local formatted
 			if quadType == "quad_register" then
-				local default = option.dvalue
-				local with = option.wfunc
-				local tstore = option.store
-				local rawKey = option.key
-				local value = tstore[rawKey]
-				if value == nil then
-					value = default
-				elseif with then
-					value = with(tstore,value,rawKey)
-				end
-				formatted = value
+				formatted = option:CalcWithDefault(nil)
 			elseif optionType == "number" then
 				if option%1 == 0 then
 					-- int
@@ -119,12 +113,24 @@ function module.init(shared)
 	end
 	local Update = lang.Update
 
-	function lang:Format(options)
+	function lang:UpdateAll()
 		-- find handler
 		local handler = self.handlers[new.Lang]
 		if not handler then
 			handler = self.handlers[new.Default]
 		end
+
+		for index = 1,self.index do
+			Update(self.store,handler,index,options)
+		end
+	end
+
+	function lang:Format(options)
+		-- find handler
+		local handler = self.handlers[new.Lang]
+		if not handler then
+			handler = self.handlers[new.Locales.Default]
+		end
 		if not handler then
 			warn(("Langauge handle %s is not found on Localization %s"):format(new.Default,self.id))
 		end
@@ -132,24 +138,46 @@ function module.init(shared)
 		self.index = index + 1
 
 		-- setup updater
+		local registerKeep = {}
+		-- this table will destroyed when parent register was destroyed
+		-- that means, if some other registerFN was inserted in registerKeep,
+		-- it will be destroyed when unnecessary
+		-- maybe better then self.store.__keep for GC
+		-- it will be not destroyed. anyway; registerKeep will be connected
+		-- to real instance OR local
 		for _,option in pairs(options) do
 			local quadType = PcallGetProperty(option,"__type")
 			-- if it is register, setup updater
 			if quadType == "quad_register" then
 				local function regFn()
-					-- !HOLD IT SELF TO PREVENT THIS REGISTER BEGIN REMOVED FROM MEMORY
+					-- update handler
+					handler = self.handlers[new.Lang]
+					if not handler then
+						handler = self.handlers[new.Locales.Default]
+					end
+					if not handler then
+						self.store[tostring(index)] = new.FailedMessage
+					end
 					Update(self.store,handler,index,options)
+					-- !HOLD IT SELF TO PREVENT THIS REGISTER BEGIN REMOVED FROM MEMORY
 				end
 				option:Register(regFn)
-				insert(self.store.__keep,regFn)
+				insert(registerKeep,regFn)
 			end
 		end
 
 		-- update once
+		if handler then
 			Update(self.store,handler,index,options)
+		else
+			self.store[tostring(index)] = new.FailedMessage
+		end
 
 		-- return resiter
-		return self.store(tostring(index))
+		local register = self.store(tostring(index))
+		register.registerKeep = registerKeep
+		register.__rtype = "LangUpdater"
+		return register
 	end
 
 	function new.New(id,handlers)

src/store.lua

@@ -188,7 +188,7 @@ function module.init(shared)
 				warn "[Quad] no default value found."
 			end
 		end;
-		CalcWithNewValue = function(s,withItem,newValue,key)
+		CalcWithNewValue = function(s,withItem,updatedValue,updatedKey)
 			local with = s.wfunc
 			local tstore = s.store
 			local rawKey = s.key
@@ -196,15 +196,15 @@ function module.init(shared)
 			local from = s.fvalue
 			local add = s.avalue
 			if add then
-				newValue = newValue + add
+				updatedValue = updatedValue + add
 			end
 			if from then
-				newValue = from[newValue]
+				updatedValue = from[updatedValue]
 			end
 			if with then
-				newValue = with(tstore,newValue,key,withItem)
+				updatedValue = with(tstore,updatedValue,updatedKey,withItem)
 			end
-			return newValue,tween
+			return updatedValue,tween
 		end
 	}
 	registerClass.__index = registerClass
@@ -261,7 +261,7 @@ function module.init(shared)
 			end
 		end
 	end
-	-- init bindings
+	-- init bindings (reflect all changes into class or other store, just wrapping it)
 	function new.__initStoreRegisterBinding(self,withItem)
 		local selfTweens = self.__tweens
 		local selfValues = self.__self

testing/tween.lua

@@ -28,7 +28,7 @@ Style "tweenTestFrame" {
 
 Lang.New("tweenCount",{
     [Lang.Locales.Korean] = "{count}번 실행했어요";
-    [Lang.Locales.English] = "Ran {count} times";
+    [Lang.Locales.Default] = "Ran {count} times";
 })
 
 -- Create GUI
@@ -52,7 +52,7 @@ function tweenTest:Render(Prop)
         TextLabel {
             Size = UDim2.new(1,0,0,30);
             Text = Lang "tweenCount" {
-                count = Prop "Count":With(function(_,value) return value*2 end);
+                count = Prop "Count";
             };
         };
         Size = UDim2.fromScale(1,1);
@@ -108,20 +108,21 @@ function tweenTest:Render(Prop)
             Text = "Back";
             Position = Prop "Position":Add(UDim2.fromOffset(0,560)):Tween{Direction = "InOut",Time = 2,Easing = "Back"};
         };
-        -- frame {
-        --     Size = UDim2.new(100,100);
-        --     [event.created] = function(self)
-        --         for i = 1,100 do
-        --             mount(self,frame{
-        --                 Size = UDim2.fromOffset(3,3);
-        --                 AnchorPoint = Vector2.new(0.5,0.5);
-        --                 Position = UDim2.fromOffset(100-i,tween.CalcEasing(tween.EasingFunctions.Circle,tween.EasingDirections.InOut,i/100)*100);
-        --                 BackgroundColor3 = Color3.fromRGB(110, 110, 255);
-        --             })
-        --         end
-        --     end;
-        --     BackgroundColor3 = Color3.fromRGB(0,0,0);
-        -- };
+        Frame {
+            Size = UDim2.new(100,100);
+            [Event.Created] = function(self)
+                for j = 1,25 do
+                    local i = j*4
+                    Mount(self,Frame{
+                        Size = UDim2.fromOffset(3,3);
+                        AnchorPoint = Vector2.new(0.5,0.5);
+                        Position = UDim2.fromOffset(100-i,Tween.CalcEasing(Tween.EasingFunctions.Circle,Tween.EasingDirections.InOut,i/100)*100);
+                        BackgroundColor3 = Color3.fromRGB(110, 110, 255);
+                    })
+                end
+            end;
+            BackgroundColor3 = Color3.fromRGB(0,0,0);
+        };
     }
 end