From 8065a48e2e6c076d01b48bc524d0a305a41a31f1 Mon Sep 17 00:00:00 2001
From: Luke Edwards <luke.edwards05@gmail.com>
Date: Wed, 27 Jan 2021 00:06:37 -0800
Subject: [PATCH] chore: golf & tweak perf

---
 src/index.js | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/index.js b/src/index.js
index f25828f..0582cee 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,10 +1,9 @@
 export default function (obj, keys, val) {
 	keys.split && (keys=keys.split('.'));
 	var i=0, l=keys.length, t=obj, x, k;
-	for (; i < l; ++i) {
-		k = keys[i];
-		if (k == '__proto__' || k == 'constructor' || k == 'prototype') continue;
-		x = t[k];
-		t = t[k] = (i === l - 1 ? val : (x != null ? x : (!!~keys[i+1].indexOf('.') || !(+keys[i+1] > -1)) ? {} : []));
+	for (; i < l;) {
+		k = keys[i++];
+		if (k === '__proto__' || k === 'constructor' || k === 'prototype') continue;
+		t = t[k] = (i === l ? val : ((x=t[k]) != null ? x : (keys[i]*0 !== 0 || !!~keys[i].indexOf('.')) ? {} : []));
 	}
 }