[PATCH form Gorilla] support pass variables from routes to handler

0001-support-pass-variables-from-routes-to-handler.patch

From a948c13b7073af9a0af4e3615cf4a245056a42f2 Mon Sep 17 00:00:00 2001
From: Jinzhu <[email protected]>
Date: Sun, 26 Feb 2012 23:34:58 +0800
Subject: [PATCH] support pass variables from routes to handler

---
 route.go |   18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/route.go b/route.go
index 8a4b521..064f338 100644
--- a/route.go
+++ b/route.go
@@ -29,6 +29,8 @@ type Route struct {
 	name string
 	// Error resulted from building a route.
 	err error
+  // Pass Variable to handler
+  vars map[string]string
 }
 
 // Match matches the route against the request.
@@ -54,6 +56,10 @@ func (r *Route) match(req *http.Request, match *RouteMatch) bool {
 	if match.Vars == nil {
 		match.Vars = make(map[string]string)
 	}
+  for i, v := range r.vars {
+    match.Vars[i] = v
+  }
+
 	// Set variables.
 	if r.regexp != nil {
 		r.regexp.setMatch(req, match, r)
@@ -94,6 +100,18 @@ func (r *Route) GetHandler() http.Handler {
 
 // Name sets the name for the route, used to build URLs.
 // If the name was registered already it will be overwritten.
+func (r *Route) Params(vars map[string]string) *Route {
+	if r.vars == nil {
+		r.vars = make(map[string]string)
+	}
+
+  for i, v := range vars {
+    r.vars[i] = v
+  }
+
+	return r
+}
+
 func (r *Route) Name(name string) *Route {
 	if r.name != "" {
 		r.err = fmt.Errorf("mux: route already has name %q, can't set %q",
-- 
1.7.9.2