{"id":44912,"date":"2022-11-12T10:33:41","date_gmt":"2023-12-22T17:04:04","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/44912-2\/"},"modified":"2024-04-29T00:17:39","modified_gmt":"2024-04-28T16:17:39","slug":"44912-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/44912-2\/","title":{"rendered":""},"content":{"rendered":"

Rust \u3067 Lua \u3092\u52d5\u304b\u3059\u3068\u304d\u306b\u4f7f\u3046\u30af\u30ec\u30fc\u30c8\u306e\u3072\u3068\u3064\u3001mlua \u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h1>\n
cargo add mlua\r\n<\/code><\/pre>\n
?\u3092\u3084\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n
 <\/p>\n
Lua \u306f apt \u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u3089\u30b7\u30f3\u30dc\u30ea\u30c3\u30af\u30ea\u30f3\u30af\u304c\u8db3\u308a\u306a\u304b\u3063\u305f\u3068\u304b\u3067 Rust \u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u306b\u5931\u6557\u3057\u305f\u306e\u3067 ? \u306e\u65b9\u6cd5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3057\u305f\u3002<\/p>\n
\u8a66\u3057\u306b\u52d5\u304b\u3059<\/h1>\n
Rust \u5185\u3067 Lua \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u547c\u3076<\/h3>\n
use<\/span> mlua<\/span>::<\/span>prelude<\/span>::<\/span>*<\/span>;<\/span>\r\n\r\nfn<\/span> main<\/span>()<\/span> {<\/span>\r\n    let<\/span> lua<\/span> =<\/span> Lua<\/span>::<\/span>new<\/span>();<\/span>\r\n\r\n    lua<\/span>.load<\/span>(<\/span>\"var = 123\"<\/span>)<\/span>.exec<\/span>()<\/span>.unwrap<\/span>();<\/span>\r\n    println!<\/span>(<\/span>\"var: {:?}\"<\/span>,<\/span> lua<\/span>.globals<\/span>()<\/span>.get<\/span>::<\/span><<\/span>_<\/span>,<\/span> Option<\/span><<\/span>i32<\/span>>><\/span>(<\/span>\"var\"<\/span>)<\/span>.unwrap<\/span>());<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
var: Some(123)\r\n<\/code><\/pre>\n
Lua \u5185\u3067\u5b9a\u7fa9\u3055\u305b\u305f\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092 Rust \u3067\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
Rust \u3067\u5b9a\u7fa9\u3057\u305f\u95a2\u6570\u3092 Lua \u3067\u547c\u3076<\/h3>\n
use<\/span> mlua<\/span>::<\/span>prelude<\/span>::<\/span>*<\/span>;<\/span>\r\n\r\nfn<\/span> main<\/span>()<\/span> {<\/span>\r\n    let<\/span> lua<\/span> =<\/span> Lua<\/span>::<\/span>new<\/span>();<\/span>\r\n\r\n    let<\/span> f<\/span> =<\/span> lua<\/span>.create_function<\/span>(|<\/span>_<\/span>,<\/span> ()|<\/span> -><\/span> LuaResult<\/span><<\/span>()<\/span>><\/span> {<\/span>\r\n        println!<\/span>(<\/span>\"hello from rust\"<\/span>);<\/span>\r\n        Ok<\/span>(())<\/span>\r\n    })<\/span>.unwrap<\/span>();<\/span>\r\n    lua<\/span>.globals<\/span>()<\/span>.set<\/span>(<\/span>\"rusty_hello\"<\/span>,<\/span> f<\/span>)<\/span>.unwrap<\/span>();<\/span>\r\n\r\n    lua<\/span>.load<\/span>(<\/span>\"pcall(rusty_hello)\"<\/span>)<\/span>.exec<\/span>()<\/span>.unwrap<\/span>();<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
hello from rust\r\n<\/code><\/pre>\n
Rust \u5074\u304b\u3089\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3068\u3057\u3066 rusty_hello \u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u3066\u3042\u3052\u308b\u3068\u3001Lua \u5185\u3067\u306f pcall \u306a\u3069\u3092\u4f7f\u3063\u3066\u95a2\u6570\u547c\u3073\u51fa\u3057\u304c\u3067\u304d\u307e\u3059\u3002Rust \u3067\u66f8\u304b\u308c\u305f\u95a2\u6570\u3092 Lua \u5185\u90e8\u304b\u3089\u8d77\u52d5\u3067\u304d\u305f\u5f62\u306b\u306a\u308a\u307e\u3059\uff01<\/p>\n
\u3061\u306a\u307f\u306b\u3001async function \u306e\u5b9a\u7fa9\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u304a\u308f\u308a<\/h1>\n
\u540c\u3058\u3088\u3046\u306b Rust \u304b\u3089 Lua \u3092\u4f7f\u308f\u305b\u308b\u30af\u30ec\u30fc\u30c8 rlua \u3082\u4e16\u306e\u4e2d\u306b\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u4f7f\u3044\u5fc3\u5730\u306f mlua \u306e\u65b9\u304c\u3044\u3044\u306a\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Rust \u3067 Lua \u3092\u52d5\u304b\u3059\u3068\u304d\u306b\u4f7f\u3046\u30af\u30ec\u30fc\u30c8\u306e\u3072\u3068\u3064\u3001mlua \u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb carg […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44912","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/44912-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"Rust \u3067 Lua \u3092\u52d5\u304b\u3059\u3068\u304d\u306b\u4f7f\u3046\u30af\u30ec\u30fc\u30c8\u306e\u3072\u3068\u3064\u3001mlua \u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb carg […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/44912-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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