1 files changed, 17 insertions, 0 deletions
diff --git a/debugger.go b/debugger.go
index 5d1298a..6176ae4 100644
--- a/debugger.go
+++ b/debugger.go
@@ -40,3 +40,20 @@ func Debugger() {
 	CHAN = log.NewFlag("CHAN", true, full, short, "chan() test code output")
 	WARN = log.NewFlag("WARN", true, full, short, "should warn the user")
 }
+
+// Versioned is the interface that the destination struct should implement to
+// make a version string appear at the top of the help message.
+type Appnamed interface {
+	// Version returns the version string that will be printed on a line by itself
+	// at the top of the help message.
+	Appname() string
+}
+
+// Described is the interface that the destination struct should implement to
+func newTest(tmp interface{}) {
+	if tmp, ok := tmp.(Appnamed); ok {
+		myAuto.appName = tmp.Appname()
+	} else {
+		panic("you need to make the function argv.Appname()")
+	}
+}