Seperate color as seperate package

color/color.go

@@ -0,0 +1,61 @@
+package color
+
+import (
+	"fmt"
+)
+
+const (
+	FgBlack  = 0
+	FgRed    = 1
+	FgGreen  = 2
+	FgYellow = 3
+	FgBlue   = 4
+	FgPurple = 5
+)
+
+const (
+	Regular   = 1
+	Light     = 2
+	Highlight = 3
+	Underline = 4
+)
+
+func colorString(color int, style int, format string, a ...interface{}) string {
+	var str string
+	if len(a) == 0 {
+		str = format
+	} else {
+		str = fmt.Sprintf(format, a...)
+	}
+	return fmt.Sprintf("\033[3%d;%dm%s\033[0m", color, style, str)
+}
+
+// Black is a convenient helper function to return a string with black foreground
+func Black(style int, format string, a ...interface{}) string {
+	return colorString(FgBlack, style, format, a...)
+}
+
+// Red is a convenient helper function to return a string with red foreground
+func Red(style int, format string, a ...interface{}) string {
+	return colorString(FgRed, style, format, a...)
+}
+
+// Green is a convenient helper function to return a string with green foreground
+func Green(style int, format string, a ...interface{}) string {
+	return colorString(FgGreen, style, format, a...)
+}
+
+// Yellow is a convenient helper function to return a string with yellow foreground
+func Yellow(style int, format string, a ...interface{}) string {
+	return colorString(FgYellow, style, format, a...)
+}
+
+// Blue is a convenient helper function to return a string with blue foreground
+func Blue(style int, format string, a ...interface{}) string {
+	return colorString(FgBlue, style, format, a...)
+}
+
+// Purple is a convenient helper function to return a string with purple foreground
+func Purple(style int, format string, a ...interface{}) string {
+	return colorString(FgPurple, style, format, a...)
+}