Use locales number system when parsing. Not latn

lib/money.ex

@@ -2468,11 +2468,12 @@ defmodule Money do
 
   defp parse_decimal(string, locale, backend) do
     with {:ok, locale} <- Cldr.validate_locale(locale, backend),
-         {:ok, symbols} <- Cldr.Number.Symbol.number_symbols_for(locale, backend) do
+         {:ok, symbols} <- Cldr.Number.Symbol.number_symbols_for(locale, backend),
+         {:ok, script_symbols} <- number_symbols_for_number_system(symbols, locale, backend) do
       decimal =
         string
-        |> String.replace(symbols.latn.group, "")
-        |> String.replace(symbols.latn.decimal, ".")
+        |> String.replace(script_symbols.group, "")
+        |> String.replace(script_symbols.decimal, ".")
         |> Decimal.new()
 
       {:ok, decimal}
@@ -2495,6 +2496,12 @@ defmodule Money do
     nil
   end
 
+  defp number_symbols_for_number_system(symbols, locale, backend) do
+    number_system = Cldr.Number.System.number_system_from_locale(locale, backend)
+    symbols = Map.get(symbols, number_system) || Map.get(symbols, :latn)
+    {:ok, symbols}
+  end
+
   @doc false
   @app_name Money.Mixfile.project() |> Keyword.get(:app)
   def app_name do

mix/test_cldr.ex

@@ -6,7 +6,7 @@ defmodule Money.Cldr do
 
   use Cldr,
     locales: [
-      "en", "de", "it", "es", "fr", "da", "zh-Hant-HK", "zh-Hans", "ja", "en-001", "th", "es-CO", "pt-CV"
+      "en", "de", "it", "es", "fr", "da", "zh-Hant-HK", "zh-Hans", "ja", "en-001", "th", "es-CO", "pt-CV", "ar-EG"
     ],
     default_locale: "en",
     providers: [Cldr.Number, Money]

test/money_test.exs

@@ -557,7 +557,7 @@ defmodule MoneyTest do
     Application.put_env(:ex_cldr, :default_backend, cldr_backend)
   end
 
-  test "that format options propogate through operations" do
+  test "that format options propagate through operations" do
     format_options = [fractional_digits: 4]
     money = Money.new!(:USD, 100)
     money_with_options = Money.new!(:USD, 100, format_options)