From bb6ac970b4a0ce0ca6bf3055c757dd889cac6d27 Mon Sep 17 00:00:00 2001
From: Charles Iliya Krempeaux <iamreiver@gmail.com>
Date: Tue, 23 Jan 2024 06:13:32 -0800
Subject: [PATCH] initial commits

---
 filesize.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 filesize.go

diff --git a/filesize.go b/filesize.go
new file mode 100644
index 0000000..350b753
--- /dev/null
+++ b/filesize.go
@@ -0,0 +1,25 @@
+package raft
+
+import (
+	"io/fs"
+)
+
+// fileSize returns the file-size of an fs.File.
+func fileSize(file fs.File) (int64, error) {
+
+	if nil == file {
+		return 0, errNilFile
+	}
+
+	var fileinfo fs.FileInfo
+	{
+		var err error
+
+		fileinfo, err = fileInfo(file)
+		if nil != err {
+			return 0, err
+		}
+	}
+
+	return fileinfo.Size(), nil
+}