bubbleSort.js

var findSmallest = function(array) {
  var smallest = array[0];
  for (var i = 1; i < array.length; i++) {
    if (smallest > array[i]) {
      smallest = array[i];
    }
  }
  return smallest;
}

var findLargest = function(array) {
  var largest = array[0];
  for (var i = 1; i < array.length; i++) {
    if (largest < array[i]) {
      largest = array[i];
    }
  }  
  return largest;
}


var bubbleSort = function(array) {
  debugger;
  for (var i = 0; i < array.length; i++) {
    var targetElement = array[i];
    if (targetElement > array[i + 1]) {
      array[i] = array[i + 1];
      array[i + 1] = targetElement;
    }
  }
  var isSmallestInPosition = (array[0] === findSmallest(array));
  var isLargestInPosition = (array[array.length - 1] === findLargest(array));
  if (isSmallestInPosition && isLargestInPosition) {
    return array;
  } else {
    bubbleSort(array);
  }
  return array;
}