Clean up lint errors

1 files changed, 8 insertions, 8 deletions

diff --git a/node_exporter.go b/node_exporter.go
index 0765642..4704f94 100644
--- a/node_exporter.go
+++ b/node_exporter.go
@@ -35,7 +35,7 @@ import (
 const subsystem = "exporter"
 
 var (
-        // set at build time
+        // Version of node_exporter. Set at build time.
         Version = "0.0.0.dev"
 
         memProfile        = flag.String("debug.memprofile-file", "", "Write memory profile to this file upon receipt of SIGUSR1.")
@@ -59,23 +59,23 @@ var (
         )
 )
 
-// Implements Collector.
+// NodeCollector implements the prometheus.Collector interface.
 type NodeCollector struct {
         collectors map[string]collector.Collector
 }
 
-// Implements Collector.
+// Describe implements the prometheus.Collector interface.
 func (n NodeCollector) Describe(ch chan<- *prometheus.Desc) {
         scrapeDurations.Describe(ch)
 }
 
-// Implements Collector.
+// Collect implements the prometheus.Collector interface.
 func (n NodeCollector) Collect(ch chan<- prometheus.Metric) {
         wg := sync.WaitGroup{}
         wg.Add(len(n.collectors))
         for name, c := range n.collectors {
                 go func(name string, c collector.Collector) {
-                        Execute(name, c, ch)
+                        execute(name, c, ch)
                         wg.Done()
                 }(name, c)
         }
@@ -100,7 +100,7 @@ func (h *basicAuthHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
         return
 }
 
-func Execute(name string, c collector.Collector, ch chan<- prometheus.Metric) {
+func execute(name string, c collector.Collector, ch chan<- prometheus.Metric) {
         begin := time.Now()
         err := c.Update(ch)
         duration := time.Since(begin)
@@ -137,7 +137,7 @@ func main() {
 
         if *printCollectors {
                 collectorNames := make(sort.StringSlice, 0, len(collector.Factories))
-                for n, _ := range collector.Factories {
+                for n := range collector.Factories {
                         collectorNames = append(collectorNames, n)
                 }
                 collectorNames.Sort()
@@ -153,7 +153,7 @@ func main() {
         }
 
         log.Infof("Enabled collectors:")
-        for n, _ := range collectors {
+        for n := range collectors {
                 log.Infof(" - %s", n)
         }