Merge pull request #481 from prometheus/grobie/goreportcard

Add goreportcard

README.md

@@ -3,11 +3,12 @@
 [![CircleCI](https://circleci.com/gh/prometheus/node_exporter/tree/master.svg?style=shield)][circleci]
 [![Docker Repository on Quay](https://quay.io/repository/prometheus/node-exporter/status)][quay]
 [![Docker Pulls](https://img.shields.io/docker/pulls/prom/node-exporter.svg?maxAge=604800)][hub]
+[![Go Report Card](https://goreportcard.com/badge/github.com/prometheus/node_exporter)][goreportcard]
 
 Prometheus exporter for hardware and OS metrics exposed by \*NIX kernels, written
 in Go with pluggable metric collectors.
 
-The [WMI exporter](https://github.com/martinlindhe/wmi_exporter) is recommended for Windows users. 
+The [WMI exporter](https://github.com/martinlindhe/wmi_exporter) is recommended for Windows users.
 
 ## Collectors
 
@@ -135,3 +136,4 @@ Be aware though that the mountpoint label in various metrics will now have
 [hub]: https://hub.docker.com/r/prom/node-exporter/
 [circleci]: https://circleci.com/gh/prometheus/node_exporter
 [quay]: https://quay.io/repository/prometheus/node-exporter
+[goreportcard]: https://goreportcard.com/report/github.com/prometheus/node_exporter

collector/mountstats_linux.go

@@ -419,7 +419,7 @@ func NewMountStatsCollector() (Collector, error) {
 
 		NFSEventVFSLockTotal: prometheus.NewDesc(
 			prometheus.BuildFQName(Namespace, subsystem, "event_vfs_lock_total"),
-			"Number of times locking has been attemped on a file.",
+			"Number of times locking has been attempted on a file.",
 			labels,
 			nil,
 		),

collector/nfs_linux.go

@@ -31,20 +31,20 @@ var (
 	procLineRE = regexp.MustCompile(`^proc(\d+) \d+ (\d+( \d+)*)$`)
 
 	nfsProcedures = map[string][]string{
-		"2": []string{
+		"2": {
 			"null", "getattr", "setattr", "root", "lookup",
 			"readlink", "read", "writecache", "write", "create",
 			"remove", "rename", "link", "symlink", "mkdir",
 			"rmdir", "readdir", "statfs",
 		},
-		"3": []string{
+		"3": {
 			"null", "getattr", "setattr", "lookup", "access",
 			"readlink", "read", "write", "create", "mkdir",
 			"symlink", "mknod", "remove", "rmdir", "rename",
 			"link", "readdir", "readdirplus", "fsstat", "fsinfo",
 			"pathconf", "commit",
 		},
-		"4": []string{
+		"4": {
 			"null", "read", "write", "commit", "open",
 			"open_confirm", "open_noattr", "open_downgrade",
 			"close", "setattr", "fsinfo", "renew", "setclientid",

collector/systemd_linux_test.go

@@ -24,7 +24,7 @@ import (
 // Creates mock UnitLists
 func getUnitListFixtures() [][]dbus.UnitStatus {
 	fixture1 := []dbus.UnitStatus{
-		dbus.UnitStatus{
+		{
 			Name:        "foo",
 			Description: "foo desc",
 			LoadState:   "loaded",
@@ -36,7 +36,7 @@ func getUnitListFixtures() [][]dbus.UnitStatus {
 			JobType:     "",
 			JobPath:     "/",
 		},
-		dbus.UnitStatus{
+		{
 			Name:        "bar",
 			Description: "bar desc",
 			LoadState:   "not-found",
@@ -48,7 +48,7 @@ func getUnitListFixtures() [][]dbus.UnitStatus {
 			JobType:     "",
 			JobPath:     "/",
 		},
-		dbus.UnitStatus{
+		{
 			Name:        "foobar",
 			Description: "bar desc",
 			LoadState:   "not-found",
@@ -60,7 +60,7 @@ func getUnitListFixtures() [][]dbus.UnitStatus {
 			JobType:     "",
 			JobPath:     "/",
 		},
-		dbus.UnitStatus{
+		{
 			Name:        "baz",
 			Description: "bar desc",
 			LoadState:   "not-found",