From 3660178a7b3d7a01f1883d821ac4926ba2389de7 Mon Sep 17 00:00:00 2001
From: overlookmotel <theoverlookmotel@gmail.com>
Date: Tue, 11 Jun 2019 14:52:49 +0100
Subject: [PATCH] Dev: Optimize bundles for for-of loops being over arrays

---
 rollup.config.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/rollup.config.js b/rollup.config.js
index b55fef8..be40f09 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -79,6 +79,10 @@ function getBabelOptions() {
 		presets: [
 			'@babel/preset-env',
 			'@babel/preset-react'
+		],
+		plugins: [
+			// All `for (... of ...) ...` loops are over arrays
+			['@babel/plugin-transform-for-of', {assumeArray: true}]
 		]
 	};
 }