From 84c2435054d7b17d08ed9698882c760f80dec870 Mon Sep 17 00:00:00 2001
From: Dustin Popp <dpopp07@gmail.com>
Date: Fri, 26 Mar 2021 15:11:47 -0500
Subject: [PATCH] feat(bluemix/terminal): provide a field that indicates if a
 value is given for a prompt

---
 bluemix/terminal/prompt.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/bluemix/terminal/prompt.go b/bluemix/terminal/prompt.go
index ab0f3cf5..95f2fb8a 100644
--- a/bluemix/terminal/prompt.go
+++ b/bluemix/terminal/prompt.go
@@ -43,6 +43,8 @@ type Prompt struct {
 
 	Reader io.Reader
 	Writer io.Writer
+
+	ValueProvided bool
 }
 
 // NewPrompt returns a single prompt
@@ -67,6 +69,8 @@ func NewChoicesPrompt(message string, choices []string, options *PromptOptions)
 
 // Resolve reads user input and resolves it to the destination value
 func (p *Prompt) Resolve(dest interface{}) error {
+	p.ValueProvided = false
+
 	if len(p.choices) > 0 {
 		return p.resolveChoices(dest)
 	}
@@ -92,6 +96,8 @@ func (p *Prompt) resolveSingle(dest interface{}) error {
 				err = ErrInputEmpty
 			}
 		} else {
+			p.ValueProvided = true
+
 			if p.options.ValidateFunc != nil {
 				err = p.options.ValidateFunc(input)
 			}
@@ -235,6 +241,8 @@ func (p *Prompt) resolveChoices(dest interface{}) error {
 				err = ErrInputEmpty
 			}
 		} else {
+			p.ValueProvided = true
+
 			selectedNum, err = strconv.Atoi(input)
 			if err != nil {
 				err = ErrInputNotNumber