From f9fb355c8c39a97b2714c3397f15336633586306 Mon Sep 17 00:00:00 2001
From: Sasha Koshka <sashakoshka@tebibyte.media>
Date: Sat, 14 Dec 2024 03:02:51 -0500
Subject: [PATCH] providers/os: Add listFiles function that works like the
 caddy one

---
 providers/os/os.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/providers/os/os.go b/providers/os/os.go
index e652a10..3bca063 100644
--- a/providers/os/os.go
+++ b/providers/os/os.go
@@ -31,6 +31,7 @@ func (this *Provider) FuncMapFor (document *step.Document) template.FuncMap {
 		"statFile":   stat.funcStatFile,
 		"readFile":   stat.funcReadFile,
 		"readDir":    stat.funcReadDir,
+		"listFiles":  stat.funcListFiles,
 		"writeFile":  stat.funcWriteFile,
 		"appendFile": stat.funcAppendFile,
 		"renameFile": stat.funcRenameFile,
@@ -92,6 +93,18 @@ func (this *state) funcReadDir (name string) ([]fs.DirEntry, error) {
 	return os.ReadDir(name)
 }
 
+func (this *state) funcListFiles (name string) ([]string, error) {
+	name, err := this.document.Rel(name)
+	if err != nil { return nil, err }
+	entries, err := os.ReadDir(name)
+	if err != nil { return nil, err }
+	strings := make([]string, len(entries))
+	for index, entry := range entries {
+		strings[index] = entry.Name()
+	}
+	return strings, nil
+}
+
 func (this *state) funcWriteFile (name, content string) error {
 	name, err := this.document.Rel(name)
 	if err != nil { return err }