refactor: update code examples

.gitignore

@@ -7,3 +7,4 @@ vendor
 *.bin
 *.sum
 .vscode
+TODO

README.md

@@ -30,17 +30,16 @@ import (
 	cli "github.com/joseluisq/cline"
 )
 
-// App version and build time values passed at compile time
 var (
-	versionNumber string = "devel"
-	buildTime     string
+	version   string = "devel"
+	buildTime string
 )
 
 func main() {
 	app := cli.New()
 	app.Name = "enve"
 	app.Summary = "Run a program in a modified environment using .env files"
-	app.Version = versionNumber
+	app.Version = version
 	app.BuildTime = buildTime
 	app.Flags = []cli.Flag{
 		cli.FlagString{
@@ -53,7 +52,7 @@ func main() {
 			Name:    "verbose",
 			Summary: "Enable more verbose info",
 			Value:   false,
-			Aliases: []string{"v"},
+			Aliases: []string{"V"},
 			EnvVar:  "ENV_VERBOSE",
 		},
 	}
@@ -63,10 +62,10 @@ func main() {
 			Summary: "Show command information",
 			Flags: []cli.Flag{
 				cli.FlagInt{
-					Name:    "version",
-					Summary: "Enable more verbose command information",
+					Name:    "trace",
+					Summary: "Enable tracing mode",
 					Value:   10,
-					Aliases: []string{"z"},
+					Aliases: []string{"t"},
 				},
 				cli.FlagBool{
 					Name:    "detailed",
@@ -77,12 +76,17 @@ func main() {
 			},
 			Handler: func(ctx *cli.CmdContext) error {
 				fmt.Printf("Cmd `%s` executed!\n", ctx.Cmd.Name)
-				i, err := ctx.Flags.Int("version")
+				fmt.Printf("App Flag `file` opted: `%s`\n", ctx.AppContext.Flags.StringSlice("file"))
+
+				i, err := ctx.Flags.Int("trace")
 				if err != nil {
 					fmt.Println(err)
 					os.Exit(1)
 				}
-				fmt.Printf("Cmd Flag `version` opted: `%d` (%T)\n", i, i)
+				fmt.Printf("Cmd Flag `trace` opted: `%d` (%T)\n", i, i)
+
+				d := ctx.Flags.String("detailed")
+				fmt.Printf("Cmd Flag `detailed` opted: `%s` (%T)\n", d, d)
 				fmt.Printf("Cmd Tail arguments: %#v\n", ctx.TailArgs)
 				return nil
 			},
@@ -92,7 +96,10 @@ func main() {
 		fmt.Printf("App `%s` executed!\n", ctx.App.Name)
 		fmt.Printf("App Tail arguments: %#v\n", ctx.TailArgs)
 		fmt.Printf("App Flag `file` opted: `%s`\n", ctx.Flags.StringSlice("file"))
-		fmt.Printf("App Flag `verbose` opted: `%s`\n", ctx.Flags.StringSlice("verbose"))
+
+		b, _ := ctx.Flags.Bool("verbose")
+
+		fmt.Printf("App Flag `verbose` opted: `%v`\n", b)
 		return nil
 	}
 	if err := app.Run(os.Args); err != nil {

examples/main.go

@@ -55,12 +55,14 @@ func main() {
 			},
 			Handler: func(ctx *cli.CmdContext) error {
 				fmt.Printf("Cmd `%s` executed!\n", ctx.Cmd.Name)
-				i, err := ctx.Flags.Int("version")
+				fmt.Printf("App Flag `file` opted: `%s`\n", ctx.AppContext.Flags.StringSlice("file"))
+
+				i, err := ctx.Flags.Int("trace")
 				if err != nil {
 					fmt.Println(err)
 					os.Exit(1)
 				}
-				fmt.Printf("Cmd Flag `version` opted: `%d` (%T)\n", i, i)
+				fmt.Printf("Cmd Flag `trace` opted: `%d` (%T)\n", i, i)
 
 				d := ctx.Flags.String("detailed")
 				fmt.Printf("Cmd Flag `detailed` opted: `%s` (%T)\n", d, d)