Linting middlewares package

Signed-off-by: Vincent Demeester <vincent@sbr.pm>

middlewares/cbreaker.go

@@ -1,6 +1,3 @@
-/*
-Copyright
-*/
 package middlewares
 
 import (
@@ -9,10 +6,12 @@ import (
 	"github.com/mailgun/oxy/cbreaker"
 )
 
+// CircuitBreaker holds the oxy circuit breaker.
 type CircuitBreaker struct {
 	circuitBreaker *cbreaker.CircuitBreaker
 }
 
+// NewCircuitBreaker returns a new CircuitBreaker.
 func NewCircuitBreaker(next http.Handler, expression string, options ...cbreaker.CircuitBreakerOption) *CircuitBreaker {
 	circuitBreaker, _ := cbreaker.New(next, expression, options...)
 	return &CircuitBreaker{circuitBreaker}

middlewares/logger.go

@@ -1,6 +1,3 @@
-/*
-Copyright
-*/
 package middlewares
 
 import (
@@ -16,7 +13,7 @@ type Logger struct {
 	file *os.File
 }
 
-// NewLogger returns a new Logger instance
+// NewLogger returns a new Logger instance.
 func NewLogger(file string) *Logger {
 	if len(file) > 0 {
 		fi, err := os.OpenFile(file, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
@@ -36,6 +33,7 @@ func (l *Logger) ServeHTTP(rw http.ResponseWriter, r *http.Request, next http.Ha
 	}
 }
 
+// Close closes the logger (i.e. the file).
 func (l *Logger) Close() {
 	l.file.Close()
 }

middlewares/routes.go

@@ -1,6 +1,3 @@
-/*
-Copyright
-*/
 package middlewares
 
 import (
@@ -11,10 +8,12 @@ import (
 	"github.com/gorilla/mux"
 )
 
+// Routes holds the gorilla mux routes (for the API & co).
 type Routes struct {
 	router *mux.Router
 }
 
+// NewRoutes return a Routes based on the given router.
 func NewRoutes(router *mux.Router) *Routes {
 	return &Routes{router}
 }

middlewares/websocket.go

@@ -1,20 +1,20 @@
-/*
-Copyright
-*/
 package middlewares
 
 import (
-	log "github.com/Sirupsen/logrus"
-	"github.com/mailgun/oxy/roundrobin"
 	"net/http"
 	"strings"
 	"time"
+
+	log "github.com/Sirupsen/logrus"
+	"github.com/mailgun/oxy/roundrobin"
 )
 
+// WebsocketUpgrader holds Websocket configuration.
 type WebsocketUpgrader struct {
 	rr *roundrobin.RoundRobin
 }
 
+// NewWebsocketUpgrader returns a new WebsocketUpgrader.
 func NewWebsocketUpgrader(rr *roundrobin.RoundRobin) *WebsocketUpgrader {
 	wu := WebsocketUpgrader{
 		rr: rr,