basics

lvl/lvl.go

@@ -0,0 +1,44 @@
+package lvl
+
+type Level int
+
+const (
+	Debug Level = iota
+	Info
+	Warn
+	Error
+)
+
+// String makes the Level to a string
+func (l Level) String() string {
+	switch l {
+	case Debug:
+		return "Debug"
+	case Info:
+		return "Info"
+	case Warn:
+		return "Warn"
+	case Error:
+		return "Error"
+	}
+	return "Undefined"
+
+}
+
+// Colorize colors a string for the shell matching to its level
+func (l Level) Colorize(str string) string {
+	var color string
+
+	switch l {
+	case Debug:
+		color = "\033[32m" // green
+	case Info:
+		color = "\033[97m" // white
+	case Warn:
+		color = "\033[33m" // yellow
+	case Error:
+		color = "\033[31m" //  red
+	}
+	return color + str + "\033[0m"
+
+}