Method GetHostTemplate

route.go:721–729

GetHostTemplate returns the template used to build the route match. This is useful for building simple REST API documentation and for instrumentation against third-party services. An error will be returned if the route does not define a host.

()

// against third-party services.
// An error will be returned if the route does not define a host.
func (r *Route) GetHostTemplate() (string, error) {
	if r.err != nil {
		return "", r.err
	}
	if r.regexp.host == nil {
		return "", errors.New("mux: route doesn't have a host")
	}
	return r.regexp.host.template, nil
}

// GetVarNames returns the names of all variables added by regexp matchers
// These can be used to know which route variables should be passed into r.URL()