From ea62b2ef3f01cb17a9c29ba0e49d69330f393598 Mon Sep 17 00:00:00 2001
From: Denis Pushkarev <zloirock@zloirock.ru>
Date: Mon, 7 Feb 2022 07:09:07 +0700
Subject: [PATCH] transform engine names to lower case in `core-js-compat`
 targets parser

---
 CHANGELOG.md                              |  1 +
 packages/core-js-compat/targets-parser.js | 13 +++++++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a721f7598be1..d5c78c5561ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## Changelog
 ##### Unreleased
 - Added a [bug](https://bugs.webkit.org/show_bug.cgi?id=236541)fix for the WebKit `Array.prototype.{ groupBy, groupByToMap }` implementation
+- `core-js-compat` targets parser transforms engine names to lower case
 - `atob` / `btoa` marked as [fixed](https://github.com/nodejs/node/pull/41478) in NodeJS 17.5
 - Added Electron 18.0 compat data mapping
 - Added Deno 1.20 compat data mapping
diff --git a/packages/core-js-compat/targets-parser.js b/packages/core-js-compat/targets-parser.js
index 87e43d0c66ef..7b2369b5d975 100644
--- a/packages/core-js-compat/targets-parser.js
+++ b/packages/core-js-compat/targets-parser.js
@@ -29,12 +29,17 @@ const validTargets = new Set([
   'samsung',
 ]);
 
+const toLowerKeys = function (object) {
+  return Object.entries(object).reduce((accumulator, [key, value]) => {
+    accumulator[key.toLowerCase()] = value;
+    return accumulator;
+  }, {});
+};
+
 module.exports = function (targets) {
-  if (typeof targets != 'object' || Array.isArray(targets)) {
-    targets = { browsers: targets };
-  }
+  const { browsers, esmodules, node, ...rest } = (typeof targets != 'object' || Array.isArray(targets))
+    ? { browsers: targets } : toLowerKeys(targets);
 
-  const { browsers, esmodules, node, ...rest } = targets;
   const list = Object.entries(rest);
 
   if (browsers) {