FreeCodeCamp Javascript Algorithm | Confirm The Ending

confirm-the-ending.js

function confirmEnding(str, target) {
  // "Never give up and good luck will find you."
  // -- Falcor
  if(target.length == 1)  return str.substr(-1) == target;
  else{
    boo = str.split(" ").reverse()[0].includes(target);
    console.log( boo );
    return boo;
  }
}

confirmEnding("Bastian", "n");