FagnerMartinsBrack

const fetchSoccerResults = fetchSoccerResultsFromResource( ... );

const loadSoccerMatchesToVariable = function( _soccerMatches ) {
  soccerMatches = _soccerMatches;
};
const loadSoccerResultsToVariable = function( _soccerResults ) {
  soccerResults = _soccerResults;
}
const mapDetailedMatches = function(){
  return soccerMatches.map(function( match ) {

FagnerMartinsBrack

...

fetchSoccerMatchesFromResource( ... );
  .then( addToCache )
  .then( filterMatchesFrom( 'Germany' ) )
})
.catch( printError );

...

FagnerMartinsBrack

...

fetchSoccerMatchFromResource()
.then(function( match ) {
  if ( cachedDetails[ match.id ] ) {
    // Returns the resolved data
    return cachedDetails[ match.id ];
  }
  // Returns a Promise
  return fetchMatchDetails( match.id );

FagnerMartinsBrack

const mapDetailedMatches = function( soccerMatches, soccerResults ){
  return soccerMatches.map(function( match ) {
    return {
      name: match.name,
      score: findScoreForMatch( match, soccerResults )
    };
  });
};
const printDetailedMatchesToScreen = function( detailedMatches ) {
  detailedMatches.forEach(function( detailedMatch ) {

FagnerMartinsBrack

const _      = require('lodash');
const moment = require('moment');

FagnerMartinsBrack

const _      = require('lodash');
const moment = require('moment');
const readableStream = require('readable-stream');

FagnerMartinsBrack

const _      = require('lodash');
const moment = require('moment');
+ const readableStream = require('readable-stream');

FagnerMartinsBrack

- const _              = require('lodash');
- const moment         = require('moment');
+ const _              = require('lodash');
+ const moment         = require('moment');
+ const readableStream = require('readable-stream');

FagnerMartinsBrack

const user = {
  age     : 25,
  name    : 'John',
  surname : 'Doe',
};

FagnerMartinsBrack

const promisify = require("bluebird").promisify;
const readFile = promisify(require("fs").readFile);
const writeFile = promisify(require("fs").writeFile);
const flattenArray = require("flatten-array");

module.exports = function flattenArrayInsideFile(fileName) {
  return readFile(fileName, "UTF-8")
    .then(function(fileContent) {
      const array = JSON.parse(fileContent);
      const flattenedArray = flattenArray(array);