Add caller to test Call Methods

bonzai.go

@@ -11,10 +11,10 @@ import (
 )
 
 // Method defines the main code to execute for a command (Cmd). By
-// convention the parameter list should be names "args" if there are
-// args expected and "none" if not. Methods must never write error
-// output to anything but standard error and should almost always use
-// the log package to do so.
+// convention the parameter list should be named "args" if there are
+// args expected and underscore (_) if not. Methods must never write
+// error output to anything but standard error and should almost always
+// use the log package to do so.
 type Method func(caller *Cmd, args ...string) error
 
 // ----------------------- errors, exit, debug -----------------------

cmd_test.go

@@ -15,7 +15,7 @@ func ExampleCmd_Seek() {
 	hello := &bonzai.Cmd{
 		Name:   `hello`,
 		Params: []string{"there"},
-		Call: func(args ...string) error {
+		Call: func(_ *bonzai.Cmd, args ...string) error {
 			if len(args) > 0 {
 				fmt.Printf("hello %v\n", args[0])
 				return nil
@@ -28,7 +28,7 @@ func ExampleCmd_Seek() {
 	hi := &bonzai.Cmd{
 		Name:   `hi`,
 		Params: []string{"there", "ya"},
-		Call: func(args ...string) error {
+		Call: func(_ *bonzai.Cmd, args ...string) error {
 			if len(args) > 0 {
 				fmt.Printf("hi %v\n", args[0])
 				return nil
@@ -40,7 +40,7 @@ func ExampleCmd_Seek() {
 
 	yo := &bonzai.Cmd{
 		Name: `yo`,
-		Call: func(args ...string) error {
+		Call: func(_ *bonzai.Cmd, args ...string) error {
 			fmt.Println("yo")
 			return nil
 		},
@@ -49,7 +49,7 @@ func ExampleCmd_Seek() {
 	salut := &bonzai.Cmd{
 		Name:   `salut`,
 		Params: []string{"la"},
-		Call: func(args ...string) error {
+		Call: func(_ *bonzai.Cmd, args ...string) error {
 			if len(args) > 0 {
 				fmt.Printf("salut %v\n", args[0])
 				return nil

comp/standard

@@ -1 +0,0 @@
-