From 7f15f2bad144a53f96a54e846ee04c9f7855330d Mon Sep 17 00:00:00 2001
From: Thomas Citharel <tcit@tcit.fr>
Date: Tue, 22 Nov 2022 09:47:18 +0100
Subject: [PATCH] Detect Intl.ListFormat availability and add fallback

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
---
 js/src/utils/listFormat.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/js/src/utils/listFormat.ts b/js/src/utils/listFormat.ts
index 47cb2078..c4cb3b50 100644
--- a/js/src/utils/listFormat.ts
+++ b/js/src/utils/listFormat.ts
@@ -8,10 +8,16 @@ const shortDisjunctionFormatter = new Intl.ListFormat(undefined, {
   type: "disjunction",
 });
 
+const listFormatAvailable = typeof Intl?.ListFormat === "function";
+
 export const listShortConjunctionFormatter = (list: Array<string>): string => {
-  return shortConjunctionFormatter.format(list);
+  return listFormatAvailable
+    ? shortConjunctionFormatter.format(list)
+    : list.join(",");
 };
 
 export const listShortDisjunctionFormatter = (list: Array<string>): string => {
-  return shortDisjunctionFormatter.format(list);
+  return listFormatAvailable
+    ? shortDisjunctionFormatter.format(list)
+    : list.join(",");
 };