From da474fcc776b9b3829e57f796b78237a00923367 Mon Sep 17 00:00:00 2001
From: Guoqiang Chen <subchen@gmail.com>
Date: Thu, 17 May 2018 15:04:05 +0000
Subject: [PATCH] Fixes build issue

---
 formatters/json_formatter.go | 4 ++--
 formatters/text_formatter.go | 3 +--
 formatters/util_terminal.go  | 3 +++
 logger_test.go               | 2 +-
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/formatters/json_formatter.go b/formatters/json_formatter.go
index fcc75c7..d08b9a8 100644
--- a/formatters/json_formatter.go
+++ b/formatters/json_formatter.go
@@ -52,11 +52,11 @@ func (f JSONFormatter) Format(level log.Level, msg string, logger *log.Logger) [
 	data["line"] = line
 	data["msg"] = msg
 
-	line, err := marshal(data)
+	serialized, err := marshal(data)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "Failed to marshal json, %v\n", err)
 	}
-	return line
+	return serialized
 }
 
 func marshal(v interface{}) ([]byte, error) {
diff --git a/formatters/text_formatter.go b/formatters/text_formatter.go
index 9c74022..be05ce2 100644
--- a/formatters/text_formatter.go
+++ b/formatters/text_formatter.go
@@ -2,7 +2,6 @@ package formatters
 
 import (
 	"bytes"
-	"io"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -49,7 +48,7 @@ func (f TextFormatter) Format(level log.Level, msg string, logger *log.Logger) [
 
 		f.isterm = IsTerminal(logger.Out)
 
-		host, _ = os.Hostname()
+		host, _ := os.Hostname()
 		f.host = []byte(host)
 
 		f.pid = []byte(strconv.Itoa(os.Getpid()))
diff --git a/formatters/util_terminal.go b/formatters/util_terminal.go
index 83c1347..2008e22 100644
--- a/formatters/util_terminal.go
+++ b/formatters/util_terminal.go
@@ -1,6 +1,9 @@
 package formatters
 
 import (
+	"io"
+	"os"
+
 	"golang.org/x/crypto/ssh/terminal"
 )
 
diff --git a/logger_test.go b/logger_test.go
index 14b5f4c..b020343 100644
--- a/logger_test.go
+++ b/logger_test.go
@@ -107,7 +107,7 @@ func TestLogOnLevel(t *testing.T) {
 	for i, tt := range tests {
 		func() {
 			defer func() {
-			    // check panic hits
+				// check panic hits
 				if err := recover(); err != nil {
 					if !tt.fns.ispanic {
 						t.Errorf("Case %d, got panic", i)