Prompts

Build command line prompts with ease, prompts provides several TUI components to create intuitive CLI applications faster,

Installation

go get github.com/yassinebenaid/prompts

API

Input

The input api allows you to prompt the user for an input , it returns the input value

• Usage:

// [...]

value, err := prompts.InputBox(prompts.InputOptions{
	Secure:      false, // hides the user input, very common for passwords
	Label:       "what is your name?",
	Placeholder: "what is your name",
	Required:    true,
	Validator:   func(value string) error {// will be called when user submit, and returned error will be displayed to the user below the input
		if len(value) < 3{
			return fmt.Errorf("minimum len is 3")
		}
		return nil
	},
})

if err != nil{
	log.Fatal(err)
}

fmt.Println("selected " + value)

• Result:

Password Input

The password input api is just normal input but with Secure option set to true ,

• Usage:

// [...]

value, err := prompts.InputBox(prompts.InputOptions{
	Secure:      true, // set password mode
	Label:       "what is your password?",
	Placeholder: "what is your password",
	Required:    true,
	Validator:   func(value string) error {// will be called when user submit, and returned error will be displayed to the user below the input
		if len(value) < 3{
			return fmt.Errorf("minimum len is 3")
		}
		return nil
	},
})

if err != nil{
	log.Fatal(err)
}

fmt.Println("password : " + value)

• Result:

Confirmation Input

The confirmation api can be used to prompt the user for confirmation , it returns a boolean ,

• Usage:

// [...]

const DEFAULT = true
value, err := prompts.ConfirmBox("are you sure ?", DEFAULT)

if err != nil {
	log.Fatal(err)
}

fmt.Println("answer : ", value)

• Result:

  

Radio Input

The radio api can be used to prompt the user to choose one of several options , it returns a the index of the checked option ,

• Usage:

// [...]

genders := []string{"male", "female"}
value, err := prompts.RadioBox("Choose your gender : ", genders)

if err != nil {
	log.Fatal(err)
}

fmt.Println("gender : ", genders[value])

• Result:

  

Select Box

The select box api can be used to prompt the user to choose between several options , it returns a slice of selected indexes,

• Usage:

// [...]

hobbies := []string{"swimming", "coding", "gaming", "playing"}
value, err := prompts.SelectBox("Choose your hobbies : ", hobbies)

if err != nil {
	log.Fatal(err)
}

fmt.Println("gender : ", value)

• Result:

  

Alerts

these are helper apis you can use for better alerts and messages.

prompts.Info("Info alert")
prompts.Error("Error alert")
prompts.Warning("Warning alert")
prompts.Success("Success alert")

• Result:

prompts.InfoMessage("Info message")
prompts.ErrorMessage("Error message")
prompts.WarningMessage("Warning message")
prompts.SuccessMessage("Success message")