httpx: Add new redirect

pkg/httpx/redirect.go

@@ -0,0 +1,22 @@
+package httpx
+
+import (
+	"net/http"
+)
+
+// RedirectHandler represents a handler that redirects the user to the address returned
+type RedirectHandler func(r *http.Request) (string, int, error)
+
+// ServeHTTP calls r(r) and returns json
+func (rh RedirectHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	// call the function
+	url, code, err := rh(r)
+
+	// intercept the errors
+	if textInterceptor.Intercept(w, r, err) {
+		return
+	}
+
+	// do the redirect
+	http.Redirect(w, r, url, code)
+}