From 600fcc10dba3229e5f69373f6e2b0896032ad4b9 Mon Sep 17 00:00:00 2001
From: Jordan Harband <ljharb@gmail.com>
Date: Thu, 27 Jul 2023 20:49:06 -0700
Subject: [PATCH] [Refactor] `order`: use `object.groupby`

---
 package.json       | 1 +
 src/rules/order.js | 9 ++-------
 2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/package.json b/package.json
index e870082e3..c214e5955 100644
--- a/package.json
+++ b/package.json
@@ -114,6 +114,7 @@
     "is-glob": "^4.0.3",
     "minimatch": "^3.1.2",
     "object.fromentries": "^2.0.6",
+    "object.groupby": "^1.0.0",
     "object.values": "^1.1.6",
     "resolve": "^1.22.3",
     "semver": "^6.3.1",
diff --git a/src/rules/order.js b/src/rules/order.js
index 27c3f4b0f..6f70db263 100644
--- a/src/rules/order.js
+++ b/src/rules/order.js
@@ -2,6 +2,7 @@
 
 import minimatch from 'minimatch';
 import includes from 'array-includes';
+import groupBy from 'object.groupby';
 
 import importType from '../core/importType';
 import isStaticRequire from '../core/staticRequire';
@@ -325,13 +326,7 @@ function getSorter(alphabetizeOptions) {
 }
 
 function mutateRanksToAlphabetize(imported, alphabetizeOptions) {
-  const groupedByRanks = imported.reduce(function (acc, importedItem) {
-    if (!Array.isArray(acc[importedItem.rank])) {
-      acc[importedItem.rank] = [];
-    }
-    acc[importedItem.rank].push(importedItem);
-    return acc;
-  }, {});
+  const groupedByRanks = groupBy(imported, (item) => item.rank);
 
   const sorterFn = getSorter(alphabetizeOptions);