From 7541167a056a0cc52ffacda678ab7d8402225d5b Mon Sep 17 00:00:00 2001
From: pushkine <pushkine.github@gmail.com>
Date: Mon, 13 Apr 2020 20:10:07 +0200
Subject: [PATCH] avoid empty checks

---
 src/compiler/compile/render_dom/wrappers/IfBlock.ts | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/compiler/compile/render_dom/wrappers/IfBlock.ts b/src/compiler/compile/render_dom/wrappers/IfBlock.ts
index 7fef8ec830..f67d8ddf07 100644
--- a/src/compiler/compile/render_dom/wrappers/IfBlock.ts
+++ b/src/compiler/compile/render_dom/wrappers/IfBlock.ts
@@ -528,8 +528,11 @@ export default class IfBlockWrapper extends Wrapper {
 						${name}.m(${update_mount_node}, ${anchor});
 					} else {
 						${dynamic && b`${name}.p(#ctx, #dirty);`}
-						if (${block.renderer.dirty(branch.dependencies)}) {
-							${has_transitions && b`@transition_in(${name}, 1);`}
+						${
+							has_transitions &&
+							b`if (${block.renderer.dirty(branch.dependencies)}) {
+							@transition_in(${name}, 1);
+						}`
 						}
 					}
 				`;