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use mlua::prelude::*;
fn sum(_: &Lua, (a, b): (i64, i64)) -> LuaResult<i64> {
Ok(a + b)
}
fn used_memory(lua: &Lua, _: ()) -> LuaResult<usize> {
Ok(lua.used_memory())
}
#[mlua_derive::lua_module]
fn rust_module(lua: &Lua) -> LuaResult<LuaTable> {
let exports = lua.create_table()?;
exports.set("sum", lua.create_function(sum)?)?;
exports.set("used_memory", lua.create_function(used_memory)?)?;
Ok(exports)
}
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