cmd/mbf: info accept multiple names

This also improves formatting for use with multiple info blocks.

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/mbf/main.go

@@ -135,30 +135,32 @@ func main() {
 		"info",
 		"Display out-of-band metadata of an artifact",
 		func(args []string) error {
-			if len(args) != 1 {
-				return errors.New("info requires 1 argument")
+			if len(args) == 0 {
+				return errors.New("info requires at least 1 argument")
 			}
-			if p, ok := rosa.ResolveName(args[0]); !ok {
-				return fmt.Errorf("unknown artifact %q", args[0])
-			} else {
-				segments := make([]string, 0, 3)
 
+			for i, name := range args {
+				if p, ok := rosa.ResolveName(name); !ok {
+					return fmt.Errorf("unknown artifact %q", name)
+				} else {
+					var suffix string
 					if version := rosa.Std.Version(p); version != rosa.Unversioned {
-					segments = append(segments, "version:\n\t"+version)
+						suffix += "-" + version
 					}
+					fmt.Println("name        : " + name + suffix)
 
 					meta := rosa.GetMetadata(p)
-				segments = append(segments, "description:\n\t"+meta.Description)
+					fmt.Println("description : " + meta.Description)
 					if meta.Website != "" {
-
-					segments = append(segments,
-						"website:\n\t"+strings.TrimSuffix(meta.Website, "/"),
-					)
+						fmt.Println("website     : " + strings.TrimSuffix(meta.Website, "/"))
 					}
 
-				fmt.Println(strings.Join(segments, "\n\n"))
+					if i != len(args)-1 {
+						fmt.Println()
+					}
+				}
+			}
 			return nil
-			}
 		},
 	)