From 5269100e96b9be81854b43b4a1ceb23f841c2ddf Mon Sep 17 00:00:00 2001
From: Gabe Cook <gabe565@gmail.com>
Date: Mon, 14 Oct 2024 15:37:32 -0500
Subject: [PATCH] docs(cmd): Add `util.CompleteROM`

---
 cmd/gones/cmd.go       | 5 ++---
 cmd/nesutil/ls/cmd.go  | 4 +---
 internal/util/cobra.go | 7 +++++++
 3 files changed, 10 insertions(+), 6 deletions(-)
 create mode 100644 internal/util/cobra.go

diff --git a/cmd/gones/cmd.go b/cmd/gones/cmd.go
index 63b342d0..0d98cc74 100644
--- a/cmd/gones/cmd.go
+++ b/cmd/gones/cmd.go
@@ -9,6 +9,7 @@ import (
 
 	"gabe565.com/gones/cmd/options"
 	"gabe565.com/gones/internal/config"
+	"gabe565.com/gones/internal/util"
 	"github.com/spf13/cobra"
 )
 
@@ -17,10 +18,8 @@ func New(opts ...options.Option) *cobra.Command {
 		Use:   "gones ROM",
 		Short: "NES emulator written in Go",
 		RunE:  runCobra,
-		ValidArgsFunction: func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
-			return []string{"nes"}, cobra.ShellCompDirectiveFilterFileExt
-		},
 
+		ValidArgsFunction: util.CompleteROM,
 		SilenceErrors:     true,
 		DisableAutoGenTag: true,
 	}
diff --git a/cmd/nesutil/ls/cmd.go b/cmd/nesutil/ls/cmd.go
index 1b7bf09e..f9ffbe5a 100644
--- a/cmd/nesutil/ls/cmd.go
+++ b/cmd/nesutil/ls/cmd.go
@@ -39,9 +39,7 @@ func New() *cobra.Command {
 		Aliases: []string{"list"},
 		RunE:    run,
 
-		ValidArgsFunction: func(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
-			return []string{"nes"}, cobra.ShellCompDirectiveFilterFileExt
-		},
+		ValidArgsFunction: util.CompleteROM,
 	}
 
 	flag := cmd.Flags()
diff --git a/internal/util/cobra.go b/internal/util/cobra.go
new file mode 100644
index 00000000..89129995
--- /dev/null
+++ b/internal/util/cobra.go
@@ -0,0 +1,7 @@
+package util
+
+import "github.com/spf13/cobra"
+
+func CompleteROM(_ *cobra.Command, _ []string, _ string) ([]string, cobra.ShellCompDirective) {
+	return []string{"nes"}, cobra.ShellCompDirectiveFilterFileExt
+}