func (router *Router) dispatch(req *Request) (name string, handler requestHandler, params denco.Params, found bool) {
path := util.NormPath(req.URL.Path)
data, params, found := router.forward.Lookup(path)
if !found {
return "", nil, nil, false
}
route := data.(*Route)
handler, found = route.dispatch(req.Method)
return route.Name, handler, params, found
}
func (r *Route) reverse(v ...interface{}) (string, error) {
switch vlen, nlen := len(v), len(r.paramNames); {
case vlen < nlen:
return "", fmt.Errorf("kocha: too few arguments: %v (controller is %T)", r.Name, r.Controller)
case vlen > nlen:
return "", fmt.Errorf("kocha: too many arguments: %v (controller is %T)", r.Name, r.Controller)
case vlen+nlen == 0:
return r.Path, nil
}
var oldnew []string
for i := 0; i < len(v); i++ {
oldnew = append(oldnew, r.paramNames[i], fmt.Sprint(v[i]))
}
replacer := strings.NewReplacer(oldnew...)
path := replacer.Replace(r.Path)
return util.NormPath(path), nil
}