From a9eae8563ecc6a1dd43959dd97881c0fdac8aba3 Mon Sep 17 00:00:00 2001
From: Aron Podrigal <aronp@guaranteedplus.com>
Date: Sun, 30 Nov 2025 19:26:53 -0600
Subject: [PATCH] fix #324

Add `decimalSeparator` to i18n adapter and Vue props
---
 src/runtime/plugins/i18n.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/runtime/plugins/i18n.ts b/src/runtime/plugins/i18n.ts
index d24c1cf..ad20650 100644
--- a/src/runtime/plugins/i18n.ts
+++ b/src/runtime/plugins/i18n.ts
@@ -1,10 +1,14 @@
 import type { Ref } from 'vue'
-import { ref, watch } from 'vue'
+import { ref, watch, toRef } from 'vue'
 import type { LocaleInstance, LocaleMessages, LocaleOptions, VuetifyOptions } from 'vuetify'
 import type { Locale } from 'vue-i18n'
 import { useI18n } from 'vue-i18n'
 import { useNuxtApp } from '#imports'
 
+function inferDecimalSeparator(n: ReturnType<typeof useI18n>['n']) {
+  return n(0.1).includes(',') ? ',' : '.'
+}
+
 export function createAdapter(vuetifyOptions: VuetifyOptions) {
   vuetifyOptions.locale = {}
   const nuxtApp = useNuxtApp()
@@ -37,6 +41,7 @@ export function createAdapter(vuetifyOptions: VuetifyOptions) {
     t: (key, ...params) => i18n.t(key, params),
     n: i18n.n,
     provide: createProvideFunction({ current: currentLocale, fallback, messages }),
+    decimalSeparator: toRef(() => inferDecimalSeparator(i18n.n)),
   }
 }
 
@@ -75,6 +80,7 @@ function createProvideFunction(data: {
       messages: data.messages,
       t,
       n,
+      decimalSeparator: toRef(() => props.decimalSeparator ?? inferDecimalSeparator(n)),
       provide: createProvideFunction({ current: currentLocale, fallback: data.fallback, messages: data.messages }),
     }
   }