From e299709deb2b8b90aaecdaf61584415a951530f5 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Fri, 30 Jan 2026 22:44:09 +0800
Subject: improve os.isexec

---
 xmake/core/base/os.lua | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/xmake/core/base/os.lua b/xmake/core/base/os.lua
index c3a48b561..24e055eb9 100644
--- a/xmake/core/base/os.lua
+++ b/xmake/core/base/os.lua
@@ -1149,14 +1149,12 @@ end
 
 -- is executable program file?
 function os.isexec(filepath)
-    assert(filepath)
-
     if os.host() == "windows" then
         local exts = {".exe", ".com", ".cmd", ".bat", ".ps1", ".sh"}
         if os.isfile(filepath) then
-            local extension = path.extension(filepath):lower()
+            local extension = path.extension(filepath)
             if extension and #extension > 0 then
-                if table.contains(exts, extension) then
+                if table.contains(exts, extension:lower()) then
                     return true
                 end
             else
-- 
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