From fb336ddfd9c442ce393c24a292172fd64d13b063 Mon Sep 17 00:00:00 2001
From: Clark Du <clark.duxin@gmail.com>
Date: Tue, 12 Sep 2017 10:25:43 +0800
Subject: [PATCH] refactor: remove ternary operator because key is always true

Signed-off-by: Clark Du <clark.duxin@gmail.com>
---
 src/compiler/codegen/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/codegen/index.js b/src/compiler/codegen/index.js
index c1d35e3953d..46c54867bbb 100644
--- a/src/compiler/codegen/index.js
+++ b/src/compiler/codegen/index.js
@@ -113,7 +113,7 @@ function genOnce (el: ASTElement, state: CodegenState): string {
       )
       return genElement(el, state)
     }
-    return `_o(${genElement(el, state)},${state.onceId++}${key ? `,${key}` : ``})`
+    return `_o(${genElement(el, state)},${state.onceId++},${key})`
   } else {
     return genStatic(el, state)
   }