diff --git a/main.go b/main.go
index 870a7b1..aab07e5 100644
--- a/main.go
+++ b/main.go
@@ -12,6 +12,7 @@ import (
 	"time"
 )
 
+// Block ...
 const (
 	MaxLogSize5MB   int64 = 5 * 1024 * 1024
 	MaxLogSize1MB   int64 = 1 * 1024 * 1024
@@ -21,6 +22,7 @@ const (
 	logDirName            = "log"
 )
 
+// Logger ...
 type Logger struct {
 	mu         *sync.Mutex
 	outputFile *os.File
@@ -32,6 +34,7 @@ type Logger struct {
 	splitCount int
 }
 
+// New ...
 func New(name string, maxFileSize int64) (logger *Logger, err error) {
 	logger = &Logger{}
 
@@ -60,6 +63,7 @@ func New(name string, maxFileSize int64) (logger *Logger, err error) {
 	return logger, nil
 }
 
+// Log ...
 func (l *Logger) Log(format string, v ...interface{}) {
 	if l.outputFile == nil {
 		return
@@ -76,6 +80,46 @@ func (l *Logger) Log(format string, v ...interface{}) {
 	l.outputFile.WriteString(s)
 }
 
+// Print ...
+func (l *Logger) Print(format string, v ...interface{}) {
+	msg := fmt.Sprintf(format, v...)
+	fmt.Printf("%s: %s\n", time.Now().Format(time.RFC3339), msg)
+}
+
+// PrintTrace ...
+func (l *Logger) PrintTrace(format string, v ...interface{}) {
+	_, file, line, _ := runtime.Caller(1)
+
+	msg := fmt.Sprintf(format, v...)
+	fmt.Printf("%s: %s %d: %s\n", time.Now().Format(time.RFC3339), file, line, msg)
+}
+
+// Trace ...
+func (l *Logger) Trace(format string, v ...interface{}) {
+	if l.outputFile == nil {
+		return
+	}
+
+	l.mu.Lock()
+	defer l.mu.Unlock()
+
+	_, file, line, _ := runtime.Caller(1)
+	msg := fmt.Sprintf(format, v...)
+	s := fmt.Sprintf("%s: %s %d: %s\n", time.Now().Format(time.RFC3339), file, line, msg)
+
+	if l.shouldSplit(len(s)) {
+		l.split()
+	}
+	l.outputFile.WriteString(s)
+}
+
+// PrintAndTrace ...
+func (l *Logger) PrintAndTrace(format string, v ...interface{}) {
+	l.Print(format, v)
+	l.Trace(format, v)
+}
+
+// LogHTTPRequest ...
 func (l *Logger) LogHTTPRequest(req *http.Request, userID string) string {
 	if userID == "" {
 		userID = "-"
@@ -98,10 +142,12 @@ func (l *Logger) LogHTTPRequest(req *http.Request, userID string) string {
 
 const splitLine = "=============================================================="
 
+// LogHTTPResponse ...
 func (l *Logger) LogHTTPResponse(status int, duration time.Duration, size int) string {
 	return fmt.Sprintf("Response:\n%d %v %dB\n%s\n", status, duration, size, splitLine)
 }
 
+// CombineHTTPLogs ...
 func (l *Logger) CombineHTTPLogs(in string, out string) {
 	if l.outputFile == nil {
 		return
@@ -117,36 +163,7 @@ func (l *Logger) CombineHTTPLogs(in string, out string) {
 	l.outputFile.WriteString(msg)
 }
 
-func (l *Logger) PrintTrace(format string, v ...interface{}) {
-	_, file, line, _ := runtime.Caller(1)
-
-	msg := fmt.Sprintf(format, v...)
-	fmt.Printf("%s: %s %d: %s\n", time.Now().Format(time.RFC3339), file, line, msg)
-}
-
-func (l *Logger) Print(format string, v ...interface{}) {
-	msg := fmt.Sprintf(format, v...)
-	fmt.Printf("%s: %s\n", time.Now().Format(time.RFC3339), msg)
-}
-
-func (l *Logger) Trace(format string, v ...interface{}) {
-	if l.outputFile == nil {
-		return
-	}
-
-	l.mu.Lock()
-	defer l.mu.Unlock()
-
-	_, file, line, _ := runtime.Caller(1)
-	msg := fmt.Sprintf(format, v...)
-	s := fmt.Sprintf("%s: %s %d: %s\n", time.Now().Format(time.RFC3339), file, line, msg)
-
-	if l.shouldSplit(len(s)) {
-		l.split()
-	}
-	l.outputFile.WriteString(s)
-}
-
+// Close ...
 func (l *Logger) Close() {
 	if l.outputFile == nil {
 		return
@@ -185,3 +202,4 @@ func (l *Logger) shouldSplit(nextEntrySize int) bool {
 	stats, _ := l.outputFile.Stat()
 	return int64(nextEntrySize) >= (l.maxFileSize - stats.Size())
 }
+