Minor tweaks and cleanup

app.go

@@ -29,7 +29,7 @@ func NewApp() *App {
 
 func (a *App) Run(arguments []string) {
 	// parse flags
-	set := flagSet(a.Flags)
+	set := flagSet(a.Name, a.Flags)
 	set.Parse(arguments[1:])
 
 	// append help to commands

command.go

@@ -9,12 +9,12 @@ type Command struct {
 	Flags       []Flag
 }
 
-func (command Command) Run(c *Context) {
+func (c Command) Run(ctx *Context) {
-	set := flagSet(command.Flags)
+	set := flagSet(c.Name, c.Flags)
-	set.Parse(c.Args()[1:])
+	set.Parse(ctx.Args()[1:])
-	command.Action(NewContext(c.App, set, c.globalSet))
+	c.Action(NewContext(ctx.App, set, ctx.globalSet))
 }
 
-func (command Command) HasName(name string) bool {
+func (c Command) HasName(name string) bool {
-	return command.Name == name || command.ShortName == name
+	return c.Name == name || c.ShortName == name
 }

flag.go

@@ -8,8 +8,8 @@ type Flag interface {
 	Apply(*flag.FlagSet)
 }
 
-func flagSet(flags []Flag) *flag.FlagSet {
+func flagSet(name string, flags []Flag) *flag.FlagSet {
-	set := flag.NewFlagSet("cli", flag.ExitOnError)
+	set := flag.NewFlagSet(name, flag.ExitOnError)
 	for _, f := range flags {
 		f.Apply(set)
 	}