TypeError: Cannot read property 'replace' of undefined about hexo-asset-image HOT 3 OPEN

var toprocess = ['excerpt', 'more', 'content'];
for(var i = 0; i < toprocess.length; i++){
  var key = toprocess[i];

  var $ = cheerio.load(data[key], {
    ignoreWhitespace: false,
    xmlMode: false,
    lowerCaseTags: false,
    decodeEntities: false
  });

  $('img').each(function(){
	if ($(this).attr('src')){
		// For windows style path, we replace '\' to '/'.
		var src = $(this).attr('src').replace('\\', '/');
		if(!/http[s]*.*|\/\/.*/.test(src) &&
		   !/^\s*\//.test(src)) {
		  // For "about" page, the first part of "src" can't be removed.
		  // In addition, to support multi-level local directory.
		  var linkArray = link.split('/').filter(function(elem){
			return elem != '';
		  });
		  var srcArray = src.split('/').filter(function(elem){
			return elem != '' && elem != '.';
		  });
		  if(srcArray.length > 1)
			srcArray.shift();
		  src = srcArray.join('/');
		  $(this).attr('src', config.root + link + src);
		  console.info&&console.info("update link as:-->"+config.root + link + src);
		}
	}else{
		console.info&&console.info("no src attr, skipped...");
		console.info&&console.info($(this));
	}
  });
  data[key] = $.html();
}