From b426c20e1494f2c0868673795532b84a0353ced8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Pedersen?=
 <bjorn.erik.pedersen@gmail.com>
Date: Sat, 30 Jul 2016 22:32:03 +0200
Subject: [PATCH] Return specific error on walk path too short

---
 helpers/path.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/helpers/path.go b/helpers/path.go
index 3c0d530f2..0c18e5397 100644
--- a/helpers/path.go
+++ b/helpers/path.go
@@ -462,6 +462,8 @@ func FindCWD() (string, error) {
 	return path, nil
 }
 
+var WalkRootTooShortError = errors.New("Path too short. Stop walking.")
+
 // SymbolicWalk is like filepath.Walk, but it supports the root being a
 // symbolic link. It will still not follow symbolic links deeper down in
 // the file structure
@@ -469,7 +471,7 @@ func SymbolicWalk(fs afero.Fs, root string, walker filepath.WalkFunc) error {
 
 	// Sanity check
 	if len(root) < 4 {
-		return fmt.Errorf("Path to short, cannot walk the root: %s", root)
+		return WalkRootTooShortError
 	}
 
 	// Handle the root first