(Medium) Promises + Sync Code = Disaster - Promises With Sync Code

PromisesWithSyncCode.js

const fetchSoccerResults = fetchSoccerResultsFromResource( ... );

const loadSoccerMatchesToVariable = function( _soccerMatches ) {
  soccerMatches = _soccerMatches;
};
const loadSoccerResultsToVariable = function( _soccerResults ) {
  soccerResults = _soccerResults;
}
const mapDetailedMatches = function(){
  return soccerMatches.map(function( match ) {
    return {
      name: match.name,
      score: findScoreForMatch( match, soccerResults )
    };
  });
};
const printDetailedMatchesToScreen = function( detailedMatches ) {
  detailedMatches.forEach(function( detailedMatch ) {
    const name = detailedMatch.name;
    const score = detailedMatch.score;
    console.log( `${name} with the score ${score}` );
  });
};
const printError = function( err ) {
  console.error( 'Failed to print the score', err );
}

let soccerMatches;
let soccerResults;

fetchSoccerMatchesFromResource( ... );
  .then( loadSoccerMatchesToVariable )
  .then( fetchSoccerResults )
  .then( loadSoccerResultsToVariable)
  .then( mapDetailedMatches )
  .then( printDetailedMatchesToScreen );
})
.catch( printError );