diff options
Diffstat (limited to 'vendor/github.com/Sirupsen/logrus/text_formatter.go')
-rw-r--r-- | vendor/github.com/Sirupsen/logrus/text_formatter.go | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/vendor/github.com/Sirupsen/logrus/text_formatter.go b/vendor/github.com/Sirupsen/logrus/text_formatter.go deleted file mode 100644 index ba888540..00000000 --- a/vendor/github.com/Sirupsen/logrus/text_formatter.go +++ /dev/null @@ -1,189 +0,0 @@ -package logrus - -import ( - "bytes" - "fmt" - "sort" - "strings" - "sync" - "time" -) - -const ( - nocolor = 0 - red = 31 - green = 32 - yellow = 33 - blue = 34 - gray = 37 -) - -var ( - baseTimestamp time.Time -) - -func init() { - baseTimestamp = time.Now() -} - -type TextFormatter struct { - // Set to true to bypass checking for a TTY before outputting colors. - ForceColors bool - - // Force disabling colors. - DisableColors bool - - // Disable timestamp logging. useful when output is redirected to logging - // system that already adds timestamps. - DisableTimestamp bool - - // Enable logging the full timestamp when a TTY is attached instead of just - // the time passed since beginning of execution. - FullTimestamp bool - - // TimestampFormat to use for display when a full timestamp is printed - TimestampFormat string - - // The fields are sorted by default for a consistent output. For applications - // that log extremely frequently and don't use the JSON formatter this may not - // be desired. - DisableSorting bool - - // QuoteEmptyFields will wrap empty fields in quotes if true - QuoteEmptyFields bool - - // QuoteCharacter can be set to the override the default quoting character " - // with something else. For example: ', or `. - QuoteCharacter string - - // Whether the logger's out is to a terminal - isTerminal bool - - sync.Once -} - -func (f *TextFormatter) init(entry *Entry) { - if len(f.QuoteCharacter) == 0 { - f.QuoteCharacter = "\"" - } - if entry.Logger != nil { - f.isTerminal = IsTerminal(entry.Logger.Out) - } -} - -func (f *TextFormatter) Format(entry *Entry) ([]byte, error) { - var b *bytes.Buffer - keys := make([]string, 0, len(entry.Data)) - for k := range entry.Data { - keys = append(keys, k) - } - - if !f.DisableSorting { - sort.Strings(keys) - } - if entry.Buffer != nil { - b = entry.Buffer - } else { - b = &bytes.Buffer{} - } - - prefixFieldClashes(entry.Data) - - f.Do(func() { f.init(entry) }) - - isColored := (f.ForceColors || f.isTerminal) && !f.DisableColors - - timestampFormat := f.TimestampFormat - if timestampFormat == "" { - timestampFormat = DefaultTimestampFormat - } - if isColored { - f.printColored(b, entry, keys, timestampFormat) - } else { - if !f.DisableTimestamp { - f.appendKeyValue(b, "time", entry.Time.Format(timestampFormat)) - } - f.appendKeyValue(b, "level", entry.Level.String()) - if entry.Message != "" { - f.appendKeyValue(b, "msg", entry.Message) - } - for _, key := range keys { - f.appendKeyValue(b, key, entry.Data[key]) - } - } - - b.WriteByte('\n') - return b.Bytes(), nil -} - -func (f *TextFormatter) printColored(b *bytes.Buffer, entry *Entry, keys []string, timestampFormat string) { - var levelColor int - switch entry.Level { - case DebugLevel: - levelColor = gray - case WarnLevel: - levelColor = yellow - case ErrorLevel, FatalLevel, PanicLevel: - levelColor = red - default: - levelColor = blue - } - - levelText := strings.ToUpper(entry.Level.String())[0:4] - - if f.DisableTimestamp { - fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m %-44s ", levelColor, levelText, entry.Message) - } else if !f.FullTimestamp { - fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%04d] %-44s ", levelColor, levelText, int(entry.Time.Sub(baseTimestamp)/time.Second), entry.Message) - } else { - fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%s] %-44s ", levelColor, levelText, entry.Time.Format(timestampFormat), entry.Message) - } - for _, k := range keys { - v := entry.Data[k] - fmt.Fprintf(b, " \x1b[%dm%s\x1b[0m=", levelColor, k) - f.appendValue(b, v) - } -} - -func (f *TextFormatter) needsQuoting(text string) bool { - if f.QuoteEmptyFields && len(text) == 0 { - return true - } - for _, ch := range text { - if !((ch >= 'a' && ch <= 'z') || - (ch >= 'A' && ch <= 'Z') || - (ch >= '0' && ch <= '9') || - ch == '-' || ch == '.') { - return true - } - } - return false -} - -func (f *TextFormatter) appendKeyValue(b *bytes.Buffer, key string, value interface{}) { - - b.WriteString(key) - b.WriteByte('=') - f.appendValue(b, value) - b.WriteByte(' ') -} - -func (f *TextFormatter) appendValue(b *bytes.Buffer, value interface{}) { - switch value := value.(type) { - case string: - if !f.needsQuoting(value) { - b.WriteString(value) - } else { - fmt.Fprintf(b, "%s%v%s", f.QuoteCharacter, value, f.QuoteCharacter) - } - case error: - errmsg := value.Error() - if !f.needsQuoting(errmsg) { - b.WriteString(errmsg) - } else { - fmt.Fprintf(b, "%s%v%s", f.QuoteCharacter, errmsg, f.QuoteCharacter) - } - default: - fmt.Fprint(b, value) - } -} |