initial commit

vendor/github.com/Sirupsen/logrus/text_formatter.go

@@ -0,0 +1,85 @@
+package logrus
+
+import (
+	"bytes"
+	"fmt"
+	"sort"
+	"strings"
+	"time"
+)
+
+const (
+	nocolor = 0
+	red     = 31
+	green   = 32
+	yellow  = 33
+	blue    = 34
+)
+
+func init() {
+	baseTimestamp = time.Now()
+}
+
+func miniTS() int {
+	return int(time.Since(baseTimestamp) / time.Second)
+}
+
+type TextFormatter struct {
+	// Set to true to bypass checking for a TTY before outputting colors.
+	ForceColors bool
+}
+
+func (f *TextFormatter) Format(entry *Entry) ([]byte, error) {
+	b := &bytes.Buffer{}
+
+	prefixFieldClashes(entry)
+
+	if f.ForceColors || IsTerminal() {
+		levelText := strings.ToUpper(entry.Data["level"].(string))[0:4]
+
+		levelColor := blue
+
+		if entry.Data["level"] == "warning" {
+			levelColor = yellow
+		} else if entry.Data["level"] == "error" ||
+			entry.Data["level"] == "fatal" ||
+			entry.Data["level"] == "panic" {
+			levelColor = red
+		}
+
+		fmt.Fprintf(b, "\x1b[%dm%s\x1b[0m[%04d] %-44s ", levelColor, levelText, miniTS(), entry.Data["msg"])
+
+		keys := make([]string, 0)
+		for k, _ := range entry.Data {
+			if k != "level" && k != "time" && k != "msg" {
+				keys = append(keys, k)
+			}
+		}
+		sort.Strings(keys)
+		for _, k := range keys {
+			v := entry.Data[k]
+			fmt.Fprintf(b, " \x1b[%dm%s\x1b[0m=%v", levelColor, k, v)
+		}
+	} else {
+		f.AppendKeyValue(b, "time", entry.Data["time"].(string))
+		f.AppendKeyValue(b, "level", entry.Data["level"].(string))
+		f.AppendKeyValue(b, "msg", entry.Data["msg"].(string))
+
+		for key, value := range entry.Data {
+			if key != "time" && key != "level" && key != "msg" {
+				f.AppendKeyValue(b, key, value)
+			}
+		}
+	}
+
+	b.WriteByte('\n')
+	return b.Bytes(), nil
+}
+
+func (f *TextFormatter) AppendKeyValue(b *bytes.Buffer, key, value interface{}) {
+	if _, ok := value.(string); ok {
+		fmt.Fprintf(b, "%v=%q ", key, value)
+	} else {
+		fmt.Fprintf(b, "%v=%v ", key, value)
+	}
+}