Golint (#386)

Lint and vet the curret code add docs about adding a git post-commit
hook that performs these actions after each commit.

2 files changed, 20 insertions, 16 deletions

diff --git a/middleware/file/tree/print.go b/middleware/file/tree/print.go
index f098e56c7..d95e7e189 100644
--- a/middleware/file/tree/print.go
+++ b/middleware/file/tree/print.go
@@ -11,20 +11,20 @@ func (t *Tree) Print() {
 }
 
 func (n *Node) print() {
-	q := NewQueue()
-	q.Push(n)
+	q := newQueue()
+	q.push(n)
 
 	nodesInCurrentLevel := 1
 	nodesInNextLevel := 0
 
-	for !q.Empty() {
-		do := q.Pop()
+	for !q.empty() {
+		do := q.pop()
 		nodesInCurrentLevel--
 
 		if do != nil {
 			fmt.Print(do.Elem.Name(), " ")
-			q.Push(do.Left)
-			q.Push(do.Right)
+			q.push(do.Left)
+			q.push(do.Right)
 			nodesInNextLevel += 2
 		}
 		if nodesInCurrentLevel == 0 {
@@ -38,21 +38,25 @@ func (n *Node) print() {
 
 type queue []*Node
 
-func NewQueue() queue {
+// newQueue returns a new queue.
+func newQueue() queue {
 	q := queue([]*Node{})
 	return q
 }
 
-func (q *queue) Push(n *Node) {
+// push pushes n to the end of the queue.
+func (q *queue) push(n *Node) {
 	*q = append(*q, n)
 }
 
-func (q *queue) Pop() *Node {
+// pop pops the first element off the queue.
+func (q *queue) pop() *Node {
 	n := (*q)[0]
 	*q = (*q)[1:]
 	return n
 }
 
-func (q *queue) Empty() bool {
+// empty returns true when the queue containes zero nodes.
+func (q *queue) empty() bool {
 	return len(*q) == 0
 }
diff --git a/middleware/kubernetes/controller.go b/middleware/kubernetes/controller.go
index 4110dc6bb..cd2628604 100644
--- a/middleware/kubernetes/controller.go
+++ b/middleware/kubernetes/controller.go
@@ -83,12 +83,12 @@ func serviceListFunc(c *kubernetes.Clientset, ns string, s *labels.Selector) fun
 		if s != nil {
 			opts.LabelSelector = *s
 		}
-		list_v1, err := c.Core().Services(ns).List(opts)
+		listV1, err := c.Core().Services(ns).List(opts)
 		if err != nil {
 			return nil, err
 		}
-		var list_api api.ServiceList
-		err = v1.Convert_v1_ServiceList_To_api_ServiceList(list_v1, &list_api, nil)
+		var listAPI api.ServiceList
+		err = v1.Convert_v1_ServiceList_To_api_ServiceList(listV1, &listAPI, nil)
 		if err != nil {
 			return nil, err
 		}
@@ -110,12 +110,12 @@ func namespaceListFunc(c *kubernetes.Clientset, s *labels.Selector) func(api.Lis
 		if s != nil {
 			opts.LabelSelector = *s
 		}
-		list_v1, err := c.Core().Namespaces().List(opts)
+		listV1, err := c.Core().Namespaces().List(opts)
 		if err != nil {
 			return nil, err
 		}
-		var list_api api.NamespaceList
-		err = v1.Convert_v1_NamespaceList_To_api_NamespaceList(list_v1, &list_api, nil)
+		var listAPI api.NamespaceList
+		err = v1.Convert_v1_NamespaceList_To_api_NamespaceList(listV1, &listAPI, nil)
 		if err != nil {
 			return nil, err
 		}