From cc50321f9595b098c73f41a4e3c6a62176291eda Mon Sep 17 00:00:00 2001
From: Richard Harris <richard.a.harris@gmail.com>
Date: Sun, 14 Apr 2019 12:30:14 -0400
Subject: [PATCH] only fire binding callbacks when values change

---
 src/internal/Component.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/internal/Component.js b/src/internal/Component.js
index 4a7293ddae..a0be4b9895 100644
--- a/src/internal/Component.js
+++ b/src/internal/Component.js
@@ -85,11 +85,10 @@ export function init(component, options, instance, create_fragment, not_equal, p
 
 	$$.ctx = instance
 		? instance(component, props, (key, value) => {
-			if ($$.bound[key]) $$.bound[key](value);
-
 			if ($$.ctx) {
 				const changed = not_equal(value, $$.ctx[key]);
 				if (ready && changed) {
+					if ($$.bound[key]) $$.bound[key](value);
 					make_dirty(component, key);
 				}