From cae336c00dee84bbff988a76449282eebc27f006 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Sat, 23 May 2015 14:38:52 -0400
Subject: [PATCH] only set option value when the value is present (make tests
 pass for #861)

---
 src/directives/model/select.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/directives/model/select.js b/src/directives/model/select.js
index 90b9cdd56..a36b5b3b8 100644
--- a/src/directives/model/select.js
+++ b/src/directives/model/select.js
@@ -105,8 +105,11 @@ function buildOptions (parent, options) {
       if (typeof op === 'string') {
         el.text = el.value = op
       } else {
-        el.text = op.text
-        el.value = op.value
+        /* jshint eqeqeq: false */
+        if (op.value != null) {
+          el.value = op.value
+        }
+        el.text = op.text || op.value || ''
         if (op.disabled) {
           el.disabled = true
         }