From 3f30cef651264b8014fc1896f0dec3039794c368 Mon Sep 17 00:00:00 2001
From: Michael Wilson <michael_wilson@sil.org>
Date: Thu, 20 Jun 2024 16:25:39 +0930
Subject: [PATCH] change(utils): use Array.flat() in flatten()

---
 lib/utils.js | 23 +----------------------
 1 file changed, 1 insertion(+), 22 deletions(-)

diff --git a/lib/utils.js b/lib/utils.js
index d19311f..3dea45e 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -98,25 +98,4 @@ exports.reduce = nodes => nodes.reduce((acc, node) => {
  * Flatten an array
  */
 
-exports.flatten = (...args) => {
-  const result = [];
-
-  const flat = arr => {
-    for (let i = 0; i < arr.length; i++) {
-      const ele = arr[i];
-
-      if (Array.isArray(ele)) {
-        flat(ele);
-        continue;
-      }
-
-      if (ele !== undefined) {
-        result.push(ele);
-      }
-    }
-    return result;
-  };
-
-  flat(args);
-  return result;
-};
+exports.flatten = (...args) => args.flat(Infinity);