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luaur_vm/functions/
lua_isuserdata.rs

1use core::ffi::c_int;
2
3use crate::enums::lua_type::lua_Type;
4use crate::functions::index_2_addr::index2addr;
5use crate::macros::ttislightuserdata::ttislightuserdata;
6use crate::macros::ttisuserdata::ttisuserdata;
7use crate::type_aliases::lua_state::lua_State;
8use crate::type_aliases::t_value::TValue;
9
10#[allow(non_snake_case)]
11pub unsafe fn lua_isuserdata(L: *mut lua_State, idx: c_int) -> c_int {
12    let o: *const TValue = index2addr(L, idx);
13    (ttisuserdata!(o) || ttislightuserdata!(o)) as c_int
14}