From c6b12ab7548eef1190ea486a5fe9980aecca5f74 Mon Sep 17 00:00:00 2001
From: Wing Gao <wing.gao@live.com>
Date: Fri, 15 Dec 2017 22:42:18 +0800
Subject: [PATCH] need a better way to replace an existed cookie

Former-commit-id: bee4a686d50e61e607e7f86c1dee93a877cd1413
---
 sessions/cookie.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sessions/cookie.go b/sessions/cookie.go
index d95de513..537f8d19 100644
--- a/sessions/cookie.go
+++ b/sessions/cookie.go
@@ -53,6 +53,11 @@ func RemoveCookie(ctx context.Context, name string, purge bool) {
 	c.Value = ""
 	c.Path = "/"
 	AddCookie(ctx, c, purge)
+
+	if purge {
+		// delete request's cookie also, which is temporary available.
+		ctx.Request().Header.Set("Cookie", "")
+	}
 }
 
 // IsValidCookieDomain returns true if the receiver is a valid domain to set