stylistic-fixes (#17)

colors.go

@@ -208,7 +208,7 @@ normalLoop:
 
 		if i > lasti {
 			written, err := c.w.Write(bytes[lasti:i])
-			totalWritten = totalWritten + written
+			totalWritten += written
 			if err != nil {
 				return totalWritten, err
 			}
@@ -243,7 +243,7 @@ normalLoop:
 					if bytes[j] == 'm' {
 						if c.mode == allowColor {
 							written, err := c.w.Write(bytes[i : j+1])
-							totalWritten = totalWritten + written
+							totalWritten += written
 							if err != nil {
 								return totalWritten, err
 							}
@@ -278,7 +278,7 @@ func ColorSprintf(format string, args ...interface{}) string {
 		}
 		return fmt.Sprintf(format, v...)
 	}
-	return fmt.Sprintf(format)
+	return format
 }
 
 // ColorFprintf will write to the provided writer similar to ColorSprintf
@@ -290,7 +290,7 @@ func ColorFprintf(w io.Writer, format string, args ...interface{}) (int, error)
 		}
 		return fmt.Fprintf(w, format, v...)
 	}
-	return fmt.Fprintf(w, format)
+	return fmt.Fprint(w, format)
 }
 
 // ColorFormatted structs provide their own colored string when formatted with ColorSprintf
@@ -378,9 +378,9 @@ func (cv *ColoredValue) Format(s fmt.State, c rune) {
 			return
 		}
 	}
-	s.Write([]byte(*cv.colorBytes))
+	s.Write(*cv.colorBytes)
 	fmt.Fprintf(&protectedANSIWriter{w: s}, fmtString(s, c), *(cv.Value))
-	s.Write([]byte(*cv.resetBytes))
+	s.Write(*cv.resetBytes)
 }
 
 // SetColorBytes will allow a user to set the colorBytes of a colored value

conn.go

@@ -67,7 +67,9 @@ func (i *connWriter) connect() error {
 	}
 
 	if tcpConn, ok := conn.(*net.TCPConn); ok {
-		tcpConn.SetKeepAlive(true)
+		if err := tcpConn.SetKeepAlive(true); err != nil {
+			return err
+		}
 	}
 
 	i.innerWriter = conn

conn_test.go

@@ -24,7 +24,6 @@ func listenReadAndClose(t *testing.T, l net.Listener, expected string) {
 
 	assert.NoError(t, err)
 	assert.Equal(t, expected, string(written))
-	return
 }
 
 func TestConnLogger(t *testing.T) {

event.go

@@ -79,7 +79,7 @@ func (l *ChannelledLog) Start() {
 				return
 			}
 			l.loggerProvider.Flush()
-		case _, _ = <-l.close:
+		case <-l.close:
 			l.closeLogger()
 			return
 		}
@@ -104,7 +104,6 @@ func (l *ChannelledLog) closeLogger() {
 	l.loggerProvider.Flush()
 	l.loggerProvider.Close()
 	l.closed <- true
-	return
 }
 
 // Close this ChannelledLog
@@ -228,7 +227,6 @@ func (m *MultiChannelledLog) closeLoggers() {
 	}
 	m.mutex.Unlock()
 	m.closed <- true
-	return
 }
 
 // Start processing the MultiChannelledLog

file.go

@@ -223,7 +223,7 @@ func compressOldLogFile(fname string, compressionLevel int) error {
 
 func (log *FileLogger) deleteOldLog() {
 	dir := filepath.Dir(log.Filename)
-	filepath.Walk(dir, func(path string, info os.FileInfo, err error) (returnErr error) {
+	_ = filepath.Walk(dir, func(path string, info os.FileInfo, err error) (returnErr error) {
 		defer func() {
 			if r := recover(); r != nil {
 				returnErr = fmt.Errorf("Unable to delete old log '%s', error: %+v", path, r)
@@ -246,7 +246,7 @@ func (log *FileLogger) deleteOldLog() {
 // there are no buffering messages in file logger in memory.
 // flush file means sync file from disk.
 func (log *FileLogger) Flush() {
-	log.mw.fd.Sync()
+	_ = log.mw.fd.Sync()
 }
 
 // GetName returns the default name for this implementation

file_test.go

@@ -103,7 +103,7 @@ func TestFileLogger(t *testing.T) {
 	assert.Equal(t, expected, string(logData))
 
 	event.level = WARN
-	expected = expected + fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
+	expected += fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
 	fileLogger.LogEvent(&event)
 	fileLogger.Flush()
 	logData, err = ioutil.ReadFile(filename)
@@ -130,7 +130,7 @@ func TestFileLogger(t *testing.T) {
 	err = realFileLogger.DoRotate()
 	assert.Error(t, err)
 
-	expected = expected + fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
+	expected += fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
 	fileLogger.LogEvent(&event)
 	fileLogger.Flush()
 	logData, err = ioutil.ReadFile(filename)
@@ -138,7 +138,7 @@ func TestFileLogger(t *testing.T) {
 	assert.Equal(t, expected, string(logData))
 
 	// Should fail to rotate
-	expected = expected + fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
+	expected += fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
 	fileLogger.LogEvent(&event)
 	fileLogger.Flush()
 	logData, err = ioutil.ReadFile(filename)
@@ -188,7 +188,7 @@ func TestCompressFileLogger(t *testing.T) {
 	assert.Equal(t, expected, string(logData))
 
 	event.level = WARN
-	expected = expected + fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
+	expected += fmt.Sprintf("%s%s %s:%d:%s [%c] %s\n", prefix, dateString, event.filename, event.line, event.caller, strings.ToUpper(event.level.String())[0], event.msg)
 	fileLogger.LogEvent(&event)
 	fileLogger.Flush()
 	logData, err = ioutil.ReadFile(filename)

go.sum

@@ -4,6 +4,7 @@ github.com/mattn/go-isatty v0.0.7 h1:UvyT9uN+3r7yLEYSlJsbQGdsaB/a0DlgWP3pql6iwOc
 github.com/mattn/go-isatty v0.0.7/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=

level.go

@@ -101,7 +101,7 @@ func (l *Level) UnmarshalJSON(b []byte) error {
 
 	switch v := tmp.(type) {
 	case string:
-		*l = FromString(string(v))
+		*l = FromString(v)
 	case int:
 		*l = FromString(Level(v).String())
 	default:

log.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2019 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 

smtp.go

@@ -11,10 +11,6 @@ import (
 	"strings"
 )
 
-const (
-	subjectPhrase = "Diagnostic message from server"
-)
-
 type smtpWriter struct {
 	owner *SMTPLogger
 }

writer.go

@@ -203,7 +203,7 @@ func (logger *WriterLogger) createMsg(buf *[]byte, event *Event) {
 	(&protectedANSIWriter{
 		w:    &baw,
 		mode: pawMode,
-	}).Write([]byte(msg))
+	}).Write(msg)
 	*buf = baw
 
 	if event.stacktrace != "" && logger.StacktraceLevel <= event.level {
@@ -252,10 +252,7 @@ func (logger *WriterLogger) Match(event *Event) bool {
 		mode: removeColor,
 	}).Write([]byte(event.msg))
 	msg = baw
-	if logger.regexp.Match(msg) {
-		return true
-	}
-	return false
+	return logger.regexp.Match(msg)
 }
 
 // Close the base logger