From 866bcf91b02151ba05f68b486632ecadcfddeeb4 Mon Sep 17 00:00:00 2001
From: Marcin Wyszynski <marcin.pixie@gmail.com>
Date: Thu, 27 Feb 2014 23:15:37 +0000
Subject: [PATCH] use an interface for client, not a concrete implementation

---
 rss.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/rss.go b/rss.go
index 916d335..83ac8b4 100644
--- a/rss.go
+++ b/rss.go
@@ -12,6 +12,10 @@ import (
 	_ "code.google.com/p/go-charset/data"
 )
 
+type Fetcher interface {
+	Get(url string) (resp *http.Response, err error)
+}
+
 type Channel struct {
 	Title         string `xml:"title"`
 	Link          string `xml:"link"`
@@ -76,7 +80,7 @@ func Read(url string) (*Channel, error) {
 	return ReadWithClient(url, http.DefaultClient)
 }
 
-func ReadWithClient(url string, client *http.Client) (*Channel, error) {
+func ReadWithClient(url string, client Fetcher) (*Channel, error) {
 	response, err := client.Get(url)
 	if err != nil {
 		return nil, err