From 838d6de32d4888e71bdb38c2f42fda96d935649d Mon Sep 17 00:00:00 2001
From: Chris Roche <rodaine+github@gmail.com>
Date: Mon, 4 Sep 2017 20:40:32 -0700
Subject: [PATCH] CacheOnReadFS: Use os.IsNotExist to correctly detect cache
 misses

---
 cacheOnReadFs.go | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/cacheOnReadFs.go b/cacheOnReadFs.go
index e54a4f8..b026e0d 100644
--- a/cacheOnReadFs.go
+++ b/cacheOnReadFs.go
@@ -64,15 +64,10 @@ func (u *CacheOnReadFs) cacheStatus(name string) (state cacheState, fi os.FileIn
 		return cacheHit, lfi, nil
 	}
 
-	if err == syscall.ENOENT {
+	if err == syscall.ENOENT || os.IsNotExist(err) {
 		return cacheMiss, nil, nil
 	}
-	var ok bool
-	if err, ok = err.(*os.PathError); ok {
-		if err == os.ErrNotExist {
-			return cacheMiss, nil, nil
-		}
-	}
+
 	return cacheMiss, nil, err
 }