package main

import (
	"errors"
	"net/url"
	"strings"
)

type SafePathable string

var ErrorInvalidRequest = errors.New("invalid request")

func (s SafePathable) Validate() error {
	if strings.HasPrefix(string(s), "/") {
		return ErrorInvalidRequest
	}
	if strings.HasPrefix(string(s), "internal/") {
		return ErrorInvalidRequest
	}
	return nil
}

func (s SafePathable) Path() *url.URL {
	return &url.URL{
		Path: string(s),
	}
}