From 166cf3773788aab7e9bf5e34d8c0deb176b92bc8 Mon Sep 17 00:00:00 2001
From: Salah Eddine Taouririt <tarrsalah@gmail.com>
Date: Sun, 29 Aug 2021 12:09:49 +0100
Subject: [PATCH] Implement the Stringer interface for ansi color types

---
 color.go                     | 12 ++++++++++++
 examples/hello-world/main.go |  4 +++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/color.go b/color.go
index 2019c73..08cc8c7 100644
--- a/color.go
+++ b/color.go
@@ -26,12 +26,24 @@ type Color interface {
 
 type NoColor struct{}
 
+func (nc NoColor) String() string {
+	return ""
+}
+
 // ANSIColor is a color (0-15) as defined by the ANSI Standard.
 type ANSIColor int
 
+func (a ANSIColor) String() string {
+	return ansiHex[a]
+}
+
 // ANSI256Color is a color (16-255) as defined by the ANSI Standard.
 type ANSI256Color int
 
+func (a ANSI256Color) String() string {
+	return ansiHex[a]
+}
+
 // RGBColor is a hex-encoded color, e.g. "#abcdef".
 type RGBColor string
 
diff --git a/examples/hello-world/main.go b/examples/hello-world/main.go
index 26d063f..2637868 100644
--- a/examples/hello-world/main.go
+++ b/examples/hello-world/main.go
@@ -37,5 +37,7 @@ func main() {
 		termenv.String("gray").Foreground(p.Color("0")).Background(p.Color("#B9BFCA")),
 	)
 
-	fmt.Printf("\n\t%s %t\n", termenv.String("Has dark background?").Bold(), termenv.HasDarkBackground())
+	fmt.Printf("\n\t%s %s\n", termenv.String("Has foreground color").Bold(), termenv.ForegroundColor())
+	fmt.Printf("\t%s %s\n", termenv.String("Has background color").Bold(), termenv.BackgroundColor())
+	fmt.Printf("\t%s %t\n", termenv.String("Has dark background?").Bold(), termenv.HasDarkBackground())
 }