From 3a7e824c927658093c8ef3d99c0cbef26e6c8c5b Mon Sep 17 00:00:00 2001
From: TsT <tst2005@gmail.com>
Date: Fri, 29 Mar 2019 17:02:45 +0100
Subject: [PATCH] missing assert_string

---
 lua/pl/path.lua | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lua/pl/path.lua b/lua/pl/path.lua
index 5979e8e4..48597637 100644
--- a/lua/pl/path.lua
+++ b/lua/pl/path.lua
@@ -102,6 +102,7 @@ end
 --- Return the time of last modification
 -- @string P A file path
 function path.getmtime(P)
+    assert_string(1,P)
     return attrib(P,'modification')
 end