From 50f32a1400ab028f6574d59101f3ec21d18233e1 Mon Sep 17 00:00:00 2001
From: Varun Saini <61795485+vrn-sn@users.noreply.github.com>
Date: Sun, 13 Apr 2025 10:31:45 -0700
Subject: [PATCH] Do not store file extensions in module chunknames [Luau CLI]
 (#1772)

---
 CLI/src/Repl.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/CLI/src/Repl.cpp b/CLI/src/Repl.cpp
index 56d9cf8b..9fb1221f 100644
--- a/CLI/src/Repl.cpp
+++ b/CLI/src/Repl.cpp
@@ -581,7 +581,14 @@ static bool runFile(const char* name, lua_State* GL, bool repl)
     // new thread needs to have the globals sandboxed
     luaL_sandboxthread(L);
 
-    std::string chunkname = "@" + std::string(name);
+    // ignore file extension when storing module's chunkname
+    std::string chunkname = "@";
+    std::string_view nameView = name;
+    if (size_t dotPos = nameView.find_last_of('.'); dotPos != std::string_view::npos)
+    {
+        nameView.remove_suffix(nameView.size() - dotPos);
+    }
+    chunkname += nameView;
 
     std::string bytecode = Luau::compile(*source, copts());
     int status = 0;