rewrite

pkg/logger/color.go

@@ -0,0 +1,29 @@
+package logger
+
+import "fmt"
+
+const (
+	LogColorBlack Color = iota + 30
+	LogColorRed
+	LogColorGreen
+	LogColorYellow
+	LogColorBlue
+	LogColorMagenta
+	LogColorCyan
+	LogColorWhite
+)
+
+// Color represents a text color.
+type Color uint8
+
+// Add adds the coloring to the given string.
+func (c Color) Add(s string) string {
+	return fmt.Sprintf("\x1b[%dm%s\x1b[0m", uint8(c), s)
+}
+
+var LogColorMap = map[LogLevel]Color{
+	LogLevelError: LogColorRed,
+	LogLevelWarn:  LogColorYellow,
+	LogLevelInfo:  LogColorCyan,
+	LogLevelDebug: LogColorWhite,
+}