Clean up so that lint would pass

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

config_test.go

@@ -16,10 +16,11 @@ package main
 
 import (
 	"fmt"
-	"gopkg.in/yaml.v2"
 	"io/ioutil"
 	"os"
 	"testing"
+
+	"gopkg.in/yaml.v2"
 )
 
 func TestNoConfig(t *testing.T) {
@@ -87,8 +88,8 @@ func TestLoadBadFile(t *testing.T) {
 	os.Remove(tmpfile.Name())
 
 	config, err := LoadConfig(tmpfile.Name())
-	if config != nil {
-		t.Errorf("Expected no config upon non-existent file.")
+	if err == nil || config != nil {
+		t.Errorf("Expected no config upon non-existent file. err: %s", err)
 	}
 }
 
@@ -106,8 +107,8 @@ func TestLoadBadConfig(t *testing.T) {
 	tmpfile.Close()
 
 	config, err := LoadConfig(tmpfile.Name())
-	if config != nil {
-		t.Errorf("Expected no config upon bad config.")
+	if err == nil || config != nil {
+		t.Errorf("Expected no config upon bad config. err: %s", err)
 	}
 }
 

irc.go

@@ -16,11 +16,12 @@ package main
 
 import (
 	"crypto/tls"
-	irc "github.com/fluffle/goirc/client"
 	"log"
 	"strconv"
 	"strings"
 	"time"
+
+	irc "github.com/fluffle/goirc/client"
 )
 
 const (
@@ -131,7 +132,7 @@ func (notifier *IRCNotifier) HandleKick(nick string, channel string) {
 		return
 	}
 	state, ok := notifier.JoinedChannels[channel]
-	if ok == false {
+	if !ok {
 		log.Printf("Being kicked out of non-joined channel (%s), ignoring", channel)
 		return
 	}
@@ -149,7 +150,7 @@ func (notifier *IRCNotifier) CleanupChannels() {
 }
 
 func (notifier *IRCNotifier) JoinChannel(channel *IRCChannel) {
-	if _, joined := notifier.JoinedChannels[channel.Name]; joined == true {
+	if _, joined := notifier.JoinedChannels[channel.Name]; joined {
 		return
 	}
 	log.Printf("Joining %s", channel.Name)

irc_test.go

@@ -17,7 +17,6 @@ package main
 import (
 	"bufio"
 	"fmt"
-	irc "github.com/fluffle/goirc/client"
 	"io"
 	"log"
 	"net"
@@ -26,17 +25,19 @@ import (
 	"sync"
 	"testing"
 	"time"
+
+	irc "github.com/fluffle/goirc/client"
 )
 
 type LineHandlerFunc func(*bufio.ReadWriter, *irc.Line) error
 
-func h_USER(conn *bufio.ReadWriter, line *irc.Line) error {
+func hUSER(conn *bufio.ReadWriter, line *irc.Line) error {
 	r := fmt.Sprintf(":example.com 001 %s :Welcome\n", line.Args[0])
-	conn.WriteString(r)
-	return nil
+	_, err := conn.WriteString(r)
+	return err
 }
 
-func h_QUIT(conn *bufio.ReadWriter, line *irc.Line) error {
+func hQUIT(conn *bufio.ReadWriter, line *irc.Line) error {
 	return fmt.Errorf("client asked to terminate")
 }
 
@@ -62,8 +63,8 @@ func (s *testServer) setDefaultHandlers() {
 	if s.lineHandlers == nil {
 		s.lineHandlers = make(map[string]LineHandlerFunc)
 	}
-	s.lineHandlers["USER"] = h_USER
-	s.lineHandlers["QUIT"] = h_QUIT
+	s.lineHandlers["USER"] = hUSER
+	s.lineHandlers["QUIT"] = hQUIT
 }
 
 func (s *testServer) getHandler(cmd string) LineHandlerFunc {
@@ -457,7 +458,7 @@ func TestSendAlertDisconnected(t *testing.T) {
 		testStep.Wait()
 		log.Printf("=Server= Completing session")
 		holdUserStep.Done()
-		return h_USER(conn, line)
+		return hUSER(conn, line)
 	}
 	server.SetHandler("USER", holdUser)
 
@@ -675,12 +676,13 @@ func TestGhostAndIdentify(t *testing.T) {
 	usedNick.Add(1)
 	unregisteredNickHandler.Add(1)
 	nickHandler := func(conn *bufio.ReadWriter, line *irc.Line) error {
+		var err error
 		if line.Args[0] == "foo" {
-			conn.WriteString(":example.com 433 * foo :nick in use\n")
+			_, err = conn.WriteString(":example.com 433 * foo :nick in use\n")
 		}
 		usedNick.Done()
 		unregisteredNickHandler.Wait()
-		return nil
+		return err
 	}
 	server.SetHandler("NICK", nickHandler)