From 8e6d652a21255d24ea32d5d751e164ee2bc16715 Mon Sep 17 00:00:00 2001
From: Alex Orlenko <zxteam@protonmail.com>
Date: Tue, 20 Jan 2026 13:05:00 +0000
Subject: [PATCH] Bump luau-src to 0.18.0 (Luau 0.705)

---
 mlua-sys/Cargo.toml             |  2 +-
 mlua-sys/src/luau/lauxlib.rs    |  3 +++
 mlua-sys/src/luau/luarequire.rs | 12 ++++++++++++
 src/luau/require.rs             |  1 +
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/mlua-sys/Cargo.toml b/mlua-sys/Cargo.toml
index 99fce40..4240a40 100644
--- a/mlua-sys/Cargo.toml
+++ b/mlua-sys/Cargo.toml
@@ -43,7 +43,7 @@ cfg-if = "1.0"
 pkg-config = "0.3.17"
 lua-src = { version = ">= 550.0.0, < 550.1.0", optional = true }
 luajit-src = { version = ">= 210.6.0, < 210.7.0", optional = true }
-luau0-src = { version = "0.17.0", optional = true }
+luau0-src = { version = "0.18.0", optional = true }
 
 [lints.rust]
 unexpected_cfgs = { level = "allow", check-cfg = ['cfg(raw_dylib)'] }
diff --git a/mlua-sys/src/luau/lauxlib.rs b/mlua-sys/src/luau/lauxlib.rs
index 6e3587d..0c3b037 100644
--- a/mlua-sys/src/luau/lauxlib.rs
+++ b/mlua-sys/src/luau/lauxlib.rs
@@ -85,6 +85,9 @@ unsafe extern "C-unwind" {
 
     pub fn luaL_callyieldable(L: *mut lua_State, nargs: c_int, nresults: c_int) -> c_int;
 
+    #[link_name = "luaL_traceback"]
+    pub fn luaL_traceback_(L: *mut lua_State, L1: *mut lua_State, msg: *const c_char, level: c_int);
+
     // sandbox libraries and globals
     #[link_name = "luaL_sandbox"]
     pub fn luaL_sandbox_(L: *mut lua_State);
diff --git a/mlua-sys/src/luau/luarequire.rs b/mlua-sys/src/luau/luarequire.rs
index 809acc2..0574efd 100644
--- a/mlua-sys/src/luau/luarequire.rs
+++ b/mlua-sys/src/luau/luarequire.rs
@@ -58,6 +58,18 @@ pub struct luarequire_Configuration {
         path: *const c_char,
     ) -> luarequire_NavigateResult,
 
+    // Provides an initial alias override opportunity prior to searching for configuration files.
+    // If NAVIGATE_SUCCESS is returned, the internal state must be updated to point at the
+    // aliased location.
+    // Can be left undefined.
+    pub to_alias_override: Option<
+        unsafe extern "C-unwind" fn(
+            L: *mut lua_State,
+            ctx: *mut c_void,
+            alias_unprefixed: *const c_char,
+        ) -> luarequire_NavigateResult,
+    >,
+
     // Provides a final override opportunity if an alias cannot be found in configuration files. If
     // NAVIGATE_SUCCESS is returned, this must update the internal state to point at the aliased module.
     // Can be left undefined.
diff --git a/src/luau/require.rs b/src/luau/require.rs
index 13e968b..27dd8b4 100644
--- a/src/luau/require.rs
+++ b/src/luau/require.rs
@@ -299,6 +299,7 @@ pub(super) unsafe extern "C-unwind" fn init_config(config: *mut ffi::luarequire_
     (*config).is_require_allowed = is_require_allowed;
     (*config).reset = reset;
     (*config).jump_to_alias = jump_to_alias;
+    (*config).to_alias_override = None;
     (*config).to_alias_fallback = None;
     (*config).to_parent = to_parent;
     (*config).to_child = to_child;