From 5c859466efde26344c882c20301e839f2d65da9d Mon Sep 17 00:00:00 2001
From: miraclesu <suchuangji@gmail.com>
Date: Sun, 11 Aug 2013 22:20:05 +0800
Subject: [PATCH] ignore struct field if form tag value is '-'

---
 utils.go      | 2 ++
 utils_test.go | 6 ++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/utils.go b/utils.go
index 0afcb4ba..df23cb8e 100644
--- a/utils.go
+++ b/utils.go
@@ -195,6 +195,8 @@ func ParseForm(form url.Values, obj interface{}) error {
 		var tag string
 		if len(tags) == 0 || len(tags[0]) == 0 {
 			tag = fieldT.Name
+		} else if tags[0] == "-" {
+			continue
 		} else {
 			tag = tags[0]
 		}
diff --git a/utils_test.go b/utils_test.go
index 994846fe..6075b445 100644
--- a/utils_test.go
+++ b/utils_test.go
@@ -104,8 +104,8 @@ func TestInSlice(t *testing.T) {
 
 func TestParseForm(t *testing.T) {
 	type user struct {
-		Id    int
-		tag   string      `form:tag`
+		Id    int         `form:"-"`
+		tag   string      `form:"tag"`
 		Name  interface{} `form:"username"`
 		Age   int         `form:"age,text"`
 		Email string
@@ -114,6 +114,8 @@ func TestParseForm(t *testing.T) {
 
 	u := user{}
 	form := url.Values{
+		"Id":       []string{"1"},
+		"-":        []string{"1"},
 		"tag":      []string{"no"},
 		"username": []string{"test"},
 		"age":      []string{"40"},