From 4109caadd87c4a2f99a1035816a429768070db56 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=95=E5=BA=86=E5=AE=89?= <lvqingan@gmail.com>
Date: Sat, 30 Sep 2017 03:40:21 -0500
Subject: [PATCH] Update form-item.vue
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

修正`FormItem`使用`:error`动态设置错误信息后，`validateState`的值`error`永远无法清空的BUG
---
 src/components/form/form-item.vue | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/components/form/form-item.vue b/src/components/form/form-item.vue
index 01f6042d..654f5364 100644
--- a/src/components/form/form-item.vue
+++ b/src/components/form/form-item.vue
@@ -85,8 +85,13 @@
         },
         watch: {
             error (val) {
-                this.validateMessage = val;
-                this.validateState = 'error';
+                if (val === '') {
+                    this.validateMessage = '';
+                    this.validateState = '';
+                } else {
+                    this.validateMessage = val;
+                    this.validateState = 'error';
+                }
             },
             validateStatus (val) {
                 this.validateState = val;
@@ -246,4 +251,4 @@
             this.dispatch('iForm', 'on-form-item-remove', this);
         }
     };
-</script>
\ No newline at end of file
+</script>