From 54f85439faaedb4323d462956b5b7c982916088e Mon Sep 17 00:00:00 2001
From: Maas Lalani <maas@lalani.dev>
Date: Wed, 13 Jul 2022 12:10:38 -0400
Subject: [PATCH] feat(choose): --no-limit flag alias

Adds a --no-limit flag as an alias to set the limit to the number of options available.
---
 choose/command.go | 12 +++++++++++-
 choose/options.go |  3 ++-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/choose/command.go b/choose/command.go
index c22e441..afe8c8e 100644
--- a/choose/command.go
+++ b/choose/command.go
@@ -1,6 +1,7 @@
 package choose
 
 import (
+	"errors"
 	"fmt"
 	"os"
 	"strings"
@@ -14,6 +15,9 @@ import (
 func (o Options) Run() error {
 	if len(o.Options) == 0 {
 		input, _ := stdin.Read()
+		if input == "" {
+			return errors.New("no options provided, see `gum choose --help`")
+		}
 		o.Options = strings.Split(strings.TrimSpace(input), "\n")
 	}
 
@@ -24,12 +28,18 @@ func (o Options) Run() error {
 
 	// We don't need to display prefixes if we are only picking one option.
 	// Simply displaying the cursor is enough.
-	if o.Limit == 1 {
+	if o.Limit == 1 && !o.NoLimit {
 		o.SelectedPrefix = ""
 		o.UnselectedPrefix = ""
 		o.CursorPrefix = ""
 	}
 
+	// If we've set no limit then we can simply select as many options as there
+	// are so let's set the limit to the number of options.
+	if o.NoLimit {
+		o.Limit = len(o.Options)
+	}
+
 	m, err := tea.NewProgram(model{
 		height:            o.Height,
 		cursor:            o.Cursor,
diff --git a/choose/options.go b/choose/options.go
index d2d2b6f..e2702f8 100644
--- a/choose/options.go
+++ b/choose/options.go
@@ -6,7 +6,8 @@ import "github.com/charmbracelet/gum/style"
 type Options struct {
 	Options []string `arg:"" optional:"" help:"Options to choose from."`
 
-	Limit             int          `help:"Maximum number of options to pick" default:"1"`
+	Limit             int          `help:"Maximum number of options to pick" default:"1" group:"Selection"`
+	NoLimit           bool         `help:"Pick unlimited number of options (ignores limit)" group:"Selection"`
 	Height            int          `help:"Height of the list" default:"10"`
 	Cursor            string       `help:"Prefix to show on item that corresponds to the cursor position" default:"> "`
 	CursorPrefix      string       `help:"Prefix to show on the cursor item (hidden if limit is 1)" default:"• "`