formatted the code

utilities/utils.go

@@ -9,8 +9,8 @@ https://groups.google.com/forum/#!topic/golang-nuts/FT7cjmcL7gw
 
 // Utility struct that helps in sorting the available power by value.
 type Pair struct {
-  Key string
-  Value float64
+	Key   string
+	Value float64
 }
 
 // A slice of pairs that implements the sort.Interface to sort by value.
@@ -18,37 +18,37 @@ type PairList []Pair
 
 // Swap pairs in the PairList
 func (plist PairList) Swap(i, j int) {
-  plist[i], plist[j] = plist[j], plist[i]
+	plist[i], plist[j] = plist[j], plist[i]
 }
 
 // function to return the length of the pairlist.
 func (plist PairList) Len() int {
-  return len(plist)
+	return len(plist)
 }
 
 // function to compare two elements in pairlist.
 func (plist PairList) Less(i, j int) bool {
-  return plist[i].Value < plist[j].Value
+	return plist[i].Value < plist[j].Value
 }
 
 // convert a PairList to a map[string]float64
 func OrderedKeys(plist PairList) ([]string, error) {
-  // Validation
-  if plist == nil {
-    return nil, errors.New("Invalid argument: plist")
-  }
-  ordered_keys := make([]string, len(plist))
-  for _, pair := range plist {
-    ordered_keys = append(ordered_keys, pair.Key)
-  }
-  return ordered_keys, nil
+	// Validation
+	if plist == nil {
+		return nil, errors.New("Invalid argument: plist")
+	}
+	ordered_keys := make([]string, len(plist))
+	for _, pair := range plist {
+		ordered_keys = append(ordered_keys, pair.Key)
+	}
+	return ordered_keys, nil
 }
 
 // determine the max value
 func Max(a, b float64) float64 {
-  if a > b {
-    return a
-  } else {
-    return b
-  }
+	if a > b {
+		return a
+	} else {
+		return b
+	}
 }