Fix loading luau code starting with \t

Author: khvzak

src/ffi/luau/compat.rs

@@ -341,7 +341,7 @@ pub unsafe fn luaL_loadbufferx(
         fn free(p: *mut c_void);
     }
 
-    let chunk_is_text = size == 0 || (*data as u8) >= b'\n';
+    let chunk_is_text = size == 0 || (*data as u8) >= b'\t';
     if !mode.is_null() {
         let modeb = CStr::from_ptr(mode).to_bytes();
         if !chunk_is_text && !modeb.contains(&b'b') {

tests/tests.rs

@@ -69,7 +69,7 @@ fn test_safety() -> Result<()> {
 fn test_load() -> Result<()> {
     let lua = Lua::new();
 
-    let func = lua.load("return 1+2").into_function()?;
+    let func = lua.load("\treturn 1+2").into_function()?;
     let result: i32 = func.call(())?;
     assert_eq!(result, 3);