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luaur_vm/macros/
lua_l_opt.rs

1use crate::macros::lua_isnoneornil::lua_isnoneornil;
2
3#[allow(non_snake_case)]
4#[macro_export]
5macro_rules! luaL_opt {
6    ($L:expr, $f:expr, $n:expr, $d:expr) => {
7        if $crate::macros::lua_isnoneornil::lua_isnoneornil!($L, $n) {
8            $d
9        } else {
10            $f($L, $n)
11        }
12    };
13}
14
15pub use luaL_opt;