Initial commit

Readme.md

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+
+# mount
+
+ Mount middleware. Pretty much just http.StripPrefix but still invokes the upstream.
+
+ View the [docs](http://godoc.org/github.com/gohttp/mount).
+
+# License
+
+ MIT

examples/main.go

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+package main
+
+import "github.com/gohttp/logger"
+import "github.com/gohttp/serve"
+import "github.com/gohttp/mount"
+import "github.com/gohttp/app"
+import "net/http"
+
+func main() {
+	a := app.New()
+
+	a.Use(logger.New())
+	a.Use(mount.New("/examples", serve.New("examples")))
+
+	a.Get("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("hello"))
+	}))
+
+	a.Listen(":3000")
+}

mount.go

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+package mount
+
+import "net/http"
+import "strings"
+
+// Middleware constructor.
+type Constructor func(http.Handler) http.Handler
+
+// New mount middleware.
+func New(prefix string, mw Constructor) func(http.Handler) http.Handler {
+	return func(h http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			original := r.URL.Path
+
+			if s := strings.TrimPrefix(r.URL.Path, prefix); len(s) < len(r.URL.Path) {
+				r.URL.Path = s
+				mw(h).ServeHTTP(w, r)
+				r.URL.Path = original
+			} else {
+				h.ServeHTTP(w, r)
+			}
+		})
+	}
+}