wendyhao-router-prefix/index.js

koa router prefix auto url

'use strict';
function prefix(routename,currpath){	
	routename=/^\.\//.test(routename)?routename.substr(2):routename;
	let k=currpath.lastIndexOf(routename)+routename.length;	
	return currpath.substr(k).replace(/\\/g,'/');
}
module.exports=prefix;