Working commit

crates/luaffi/src/lib.rs

@@ -32,7 +32,7 @@ unsafe extern "C" fn __is_utf8(ptr: *const u8, len: usize) -> bool {
 }
 
 const CACHE_LIBS: &[(&str, &str)] = &[
-    // preloaded
+    // libs in global
     ("table", "table"),
     ("string", "string"),
     ("math", "math"),
@@ -143,13 +143,18 @@ impl Registry {
     }
 
     pub fn declare<T: Type>(&mut self, name: impl Display) -> &mut Self {
-        self.include::<T>();
-        self.funcs
+        self.include::<T>()
+            .funcs
             .insert(name.to_string())
             .then(|| writeln!(self.cdef, "{};", T::cdecl(name)).unwrap());
         self
     }
 
+    pub fn preload<T: Type>(&mut self, name: impl Display) -> &mut Self {
+        self.include::<T>();
+        self
+    }
+
     pub fn done(&self) -> String {
         self.to_string()
     }