crossing out objects with no source

internal/cli/shell.go

@@ -52,8 +52,13 @@ func printResults(musicObjects []data.MusicObject) {
 			}
 		}
 
-		for _, source := range m.GetSources() {
-			results[i] += "\n\t- " + source.Url
+		sources := m.GetSources()
+		if len(sources) > 0 {
+			for _, source := range sources {
+				results[i] += "\n\t- " + source.Url
+			}
+		} else {
+			results[i] = color.StrikeThrough + results[i] + color.Reset
 		}
 	}
 

internal/common/color/color.go

@@ -1,23 +1,66 @@
 package color
 
 import (
-	"fmt"
 	"runtime"
 )
 
-var Reset = "\033[0m"
-var Red = "\033[31m"
-var Green = "\033[32m"
-var Yellow = "\033[33m"
-var Blue = "\033[34m"
-var Purple = "\033[35m"
-var Cyan = "\033[36m"
-var Gray = "\033[37m"
-var White = "\033[97m"
+var (
+	Reset = "\033[0m"
+
+	/////////////
+	// Special //
+	/////////////
+
+	Bold          = "\033[1m"
+	Underline     = "\033[4m"
+	StrikeThrough = "\033[9m"
+
+	/////////////////
+	// Text colors //
+	/////////////////
+
+	Black  = "\033[30m"
+	Red    = "\033[31m"
+	Green  = "\033[32m"
+	Yellow = "\033[33m"
+	Blue   = "\033[34m"
+	Purple = "\033[35m"
+	Cyan   = "\033[36m"
+	Gray   = "\033[37m"
+	White  = "\033[97m"
+
+	///////////////////////
+	// Background colors //
+	///////////////////////
+
+	BlackBackground  = "\033[40m"
+	RedBackground    = "\033[41m"
+	GreenBackground  = "\033[42m"
+	YellowBackground = "\033[43m"
+	BlueBackground   = "\033[44m"
+	PurpleBackground = "\033[45m"
+	CyanBackground   = "\033[46m"
+	GrayBackground   = "\033[47m"
+	WhiteBackground  = "\033[107m"
+)
 
 func init() {
 	if runtime.GOOS == "windows" {
 		Reset = ""
+
+		/////////////
+		// Special //
+		/////////////
+
+		Bold = ""
+		Underline = ""
+		StrikeThrough = ""
+
+		/////////////////
+		// Text colors //
+		/////////////////
+
+		Black = ""
 		Red = ""
 		Green = ""
 		Yellow = ""
@@ -26,7 +69,19 @@ func init() {
 		Cyan = ""
 		Gray = ""
 		White = ""
-	}
 
-	fmt.Println("init")
+		///////////////////////
+		// Background colors //
+		///////////////////////
+
+		BlackBackground = ""
+		RedBackground = ""
+		GreenBackground = ""
+		YellowBackground = ""
+		BlueBackground = ""
+		PurpleBackground = ""
+		CyanBackground = ""
+		GrayBackground = ""
+		WhiteBackground = ""
+	}
 }