old_contents: var _ = require('lodash');
  var cheerio = require('cheerio');
  var moment = require('moment');
  var debug = require('debug')('parser:imageAltTag');
  var parse = require('./lib/parse');
  
  /*
   * Extract alt text from img tags
   */
  
  var PARSER_COMPLETED_SUCCESSFULLY = false;
  var FACEBOOK_ALT_TEXT_START = 'Image may contain:';
  
  function parseAltContent(altText) {
      var content = altText.split(FACEBOOK_ALT_TEXT_START)[1];
      var parsedWords = content.split(',');
      parsedWords = _.map(parsedWords, function (e) { return e.trim() });
      return parsedWords;
  }
  
  function implementation(snippet) {
  
      debug("→ %j", _.omit(snippet, ['html']));
  
      var $ = cheerio.load(snippet.html);
      var returnValue = [];
  
      var altTagFounds = $('img[alt^="'+FACEBOOK_ALT_TEXT_START+'"]');
  
      _.each(altTagFounds, function (e) {
          returnValue.push(parseAltContent(e.attribs.alt));
      })
      returnValue = _.flatten(returnValue);
  
      PARSER_COMPLETED_SUCCESSFULLY = true;
      return {
          'imageAltTag': returnValue
      }
  };
  
  return parse.please({
      'name': 'imageAltTag',
      'requirements': { hrefType: 'photo' },
      'implementation': PARSER_COMPLETED_SUCCESSFULLY,
      'since': "2017-02-23",
      'until': moment().toISOString(),
  });
  
new_contents: var _ = require('lodash');
  var cheerio = require('cheerio');
  var moment = require('moment');
  var debug = require('debug')('parser:imageAltTag');
  var parse = require('./lib/parse');
  
  /*
   * Extract alt text from img tags
   */
  
  var PARSER_COMPLETED_SUCCESSFULLY = false;
  var FACEBOOK_ALT_TEXT_START = 'Image may contain:';
  
  function parseAltContent(altText) {
      var content = altText.split(FACEBOOK_ALT_TEXT_START)[1];
      var parsedWords = content.split(',');
      parsedWords = _.map(parsedWords, function (e) { return e.trim() });
      return parsedWords;
  }
  
  function implementation(snippet) {
  
      debug("→ %j", _.omit(snippet, ['html']));
  
      var $ = cheerio.load(snippet.html);
      var returnValue = [];
  
      var altTagFounds = $('img[alt^="'+FACEBOOK_ALT_TEXT_START+'"]');
  
      _.each(altTagFounds, function (e) {
          returnValue.push(parseAltContent(e.attribs.alt));
      })
      returnValue = _.flatten(returnValue);
  
      PARSER_COMPLETED_SUCCESSFULLY = true;
      return {
          'imageAltTag': returnValue
      }
  };
  
  return parse.please({
      'name': 'imageAltTag',
      'requirements': { hrefType: 'photo' },
      'implementation': implementation,
      'since': "2017-02-23",
      'until': moment().toISOString(),
  });
  
subject: fix parser 'implementation' value