{"id":9376,"date":"2021-08-16T07:00:49","date_gmt":"2021-08-15T22:00:49","guid":{"rendered":"https:\/\/blog.capilano-fw.com\/?p=9376"},"modified":"2021-07-31T03:13:24","modified_gmt":"2021-07-30T18:13:24","slug":"webassembly-%e3%82%92-rust-%e3%81%a7%e3%81%a4%e3%81%8f%e3%82%8a%e3%80%81javascript-%e3%81%a7%e3%81%a4%e3%81%8b%e3%81%86","status":"publish","type":"post","link":"https:\/\/blog.capilano-fw.com\/?p=9376","title":{"rendered":"WebAssembly \u3092 Rust \u3067\u3064\u304f\u308a\u3001JavaScript \u3067\u3064\u304b\u3046"},"content":{"rendered":"

\u3055\u3066\u3055\u3066\u3001\u79c1\u306e\u958b\u767a\u30e1\u30a4\u30f3\u306fPHP<\/code>\uff08Laravel\uff09+ JavaScript<\/code>\uff08Vue.js\uff09\u3067\u3001\u3082\u3057\u3053\u308c\u3089\u306b\u4e0d\u5411\u304d\u306a\u90e8\u5206\u304c\u3042\u308c\u3070Python<\/code>\u3092\u4f7f\u3046\u3068\u3044\u3046\u5f62\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u5b9f\u969b\u3053\u306e\uff13\u3064\u304c\u3042\u308c\u3070\uff08\u79c1\u306e\uff09\u696d\u52d9\u7684\u306b\u56f0\u308b\u3053\u3068\u306f\u307b\u307c\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u6839\u3063\u304b\u3089\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u597d\u304d\u3067\u3059\u306e\u3067\u3001\u300c\u5225\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3082\u304b\u3058\u3063\u3066\u304a\u304d\u305f\u3044<\/strong>\u300d\u6b32\u304c\u3042\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u6ce8\u76ee\u3057\u305f\u306e\u304c\u3001<\/p>\n

Rust\u8a00\u8a9e<\/strong><\/p>\n

\u3067\u3059\u3002<\/p>\n

\u306a\u305c\u300cRust\u8a00\u8a9e<\/strong>\u300d\u304b\u3068\u3044\u3046\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306eJavaScript<\/code>\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u300cWebAssembly<\/strong>\u300d\u3092\u3064\u304f\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u3089\u306a\u3093\u3067\u3059\u306d\u3002<\/p>\n

\u203b WebAssembly<\/code>\u306b\u3064\u3044\u3066\u306f\u3001\u904e\u53bb\u8a18\u4e8b\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u305c\u3072\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\uff08\u524d\u56de\u306fC\u8a00\u8a9e\u3092\u4f7f\u3044\u307e\u3057\u305f\uff09<\/p>\n

\ud83d\udcdd \u53c2\u8003\u30da\u30fc\u30b8\uff1a<\/strong>\u00a0\u5165\u9580\uff01WebAssembly\u3092\u8a66\u3057\u3066\u307f\u305f<\/a><\/p>\n

\u3064\u307e\u308a\u3001Rust<\/code>\u8a00\u8a9e\u306f\u30a6\u30a7\u30d6\u958b\u767a\u306b\u95a2\u9023\u3055\u305b\u308b\u3053\u3068\u3082\u3067\u304d\u308b<\/strong>\u308f\u3051\u3067\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u2757<\/p>\n

\u4eca\u56de\u306fRust<\/code>\u8a00\u8a9e\u3067WebAssembly<\/code>\u3092\u3064\u304f\u3063\u3066\uff08\u30d6\u30e9\u30a6\u30b6\u306e\uff09JavaScript<\/code>\u3067\u4f7f\u3048\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u305c\u3072\u4f55\u304b\u306e\u53c2\u8003\u306b\u306a\u308a\u307e\u3057\u305f\u3089\u5b09\u3057\u3044\u3067\u3059\ud83d\ude0a\u2728<\/p>\n

\"\"\u300cWebAssembly\u306f
\n\u30b2\u30fc\u30e0\u958b\u767a\u3067\u3082
\n\u4f7f\u308f\u308c\u308b\u3089\u3057\u3044\u3067\u3059\u3088\u300d<\/p>\n

Rust \u8a00\u8a9e\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/h1>\n

\u307e\u305a\u306fRust<\/code>\u8a00\u8a9e\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u3059\u304c\u3001\u3053\u3061\u3089\u306f\u672c\u5bb6\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30da\u30fc\u30b8<\/a><\/p>\n

\u3092\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\uff08\u3059\u307f\u307e\u305b\u3093\u3001Linux<\/code>\u74b0\u5883\u306a\u306e\u3067\u30fb\u30fb\u30fb\ud83d\udca6\uff09<\/p>\n

\u306a\u304a\u3001Ubuntu<\/code>\u306e\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308c\u3070\u81ea\u52d5\u7684\u306b\u5b8c\u4e86\u3057\u307e\u3059\u3002\uff08\u9014\u4e2d\u30aa\u30d7\u30b7\u30e7\u30f3\u9078\u629e\u304c\u3042\u308a\u307e\u3059\u304c\u3001default<\/code>\u306e\u3082\u306e\u3067OK\u3067\u3059\uff09<\/p>\n

curl --proto '=https' --tlsv1.2 -sSf https:\/\/sh.rustup.rs | sh<\/strong><\/pre>\n
Rust\u958b\u767a\u74b0\u5883\u306e\u6e96\u5099\u3092\u3059\u308b<\/h1>\n
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u3064\u304f\u308b<\/h2>\n
\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\uff08\u9ed2\u3044\u753b\u9762\u306e\u3084\u3064\u3067\u3059\uff09\u3067Rust<\/code>\u958b\u767a\u3092\u3059\u308b\u305f\u3081\u306e\u30d5\u30a9\u30eb\u30c0\u306b\u79fb\u52d5\u3057\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
cargo new --lib hello-wasm<\/strong><\/pre>\n
\u203b \u306a\u304a\u3001Cargo<\/code>\u3068\u306fnpm<\/code>\u3084composer<\/code>\u306e\u3088\u3046\u306a\u30d1\u30c3\u30b1\u30fc\u30b8\u30fb\u30de\u30cd\u30fc\u30b8\u30e3\u3067\u3059\u3002\u79c1\u306e\u74b0\u5883\u3067\u306f\u3001rust<\/code>\u8a00\u8a9e\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3068\u81ea\u52d5\u7684\u306bcargo<\/code>\u30b3\u30de\u30f3\u30c9\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f \ud83d\udc4d<\/p>\n
\u5b9f\u884c\u3059\u308b\u3068\u3001hello-wasm<\/code>\u30d5\u30a9\u30eb\u30c0\u304c\u4f5c\u6210\u3055\u308c\u3001\u4e2d\u306b\u3044\u308d\u3044\u308d\u3068\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u304c\u5165\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u306e\u306fsrc\/lib.rs<\/code>\u3067\u3059\u3002<\/p>\n
\u203b \u306a\u304a\u3001\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u521d\u671f\u72b6\u614b\u3067\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u4e0d\u8981\u3067\u3059\u306e\u3067\u5168\u3066\u6d88\u3057\u3066\u3057\u307e\u3063\u3066\u554f\u984c\u306a\u3044\u3067\u3059\u3002<\/strong><\/p>\n
Cargo\u306b\u30d3\u30eb\u30c9\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/h2>\n
WebAssembly<\/code>\u3092\u3064\u304f\u308b\u305f\u3081\u306eCargo<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n
cargo install wasm-pack<\/strong><\/pre>\n
\u5c11\u3057\u6642\u9593\u306f\u304b\u304b\u308a\u307e\u3059\u304c\u3001\u7279\u306b\u9014\u4e2d\u3067\u4f55\u3082\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u3067\u3059\ud83d\ude0a\u2728<\/p>\n
\u30b3\u30f3\u30d5\u30a3\u30b0\u8a2d\u5b9a\u3092\u3059\u308b<\/h2>\n
Cargo<\/code>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306fCargo.toml<\/code>\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p>\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u592a\u6587\u5b57<\/strong>\u306e\u90e8\u5206\u3092\u8ffd\u52a0\u3057\u307e\u3057\u305f\uff09<\/p>\n
Cargo.toml<\/strong><\/p>\n
[package]\r\nname = \"hello-wasm\"\r\nversion = \"0.1.0\"\r\nedition = \"2018\"\r\n\r\n# See more keys and their definitions at https:\/\/doc.rust-lang.org\/cargo\/reference\/manifest.html\r\n\r\n[lib]<\/strong>\r\ncrate-type = [\"cdylib\"]<\/strong>\r\n\r\n[dependencies]\r\nwasm-bindgen = \"0.2\"<\/strong><\/pre>\n
WebAssembly \u7528\u306e\u30b3\u30fc\u30c9\u3092\u3064\u304f\u308b<\/h1>\n
\u3067\u306f\u3001\u5b9f\u969b\u306bRust<\/code>\u3067WebAssembly<\/code>\u7528\u306e\u30b3\u30fc\u30c9\u3092\u3064\u304f\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n
src\/lib.rs<\/strong><\/p>\n
use wasm_bindgen::prelude::*;<\/strong>\r\n\r\n#[wasm_bindgen]<\/strong>\r\nextern {<\/strong>\r\n    pub fn alert(s: &str);<\/strong>\r\n}<\/strong>\r\n\r\n#[wasm_bindgen]<\/strong>\r\npub fn greet(name: &str) {<\/strong>\r\n    alert(&format!(\"{} \u3055\u3093\u3001\u3053\u3093\u306b\u3061\u306f\uff01\", name));<\/strong>\r\n}<\/strong><\/pre>\n
\u4e2d\u8eab\u3068\u3057\u3066\u306f\u30b7\u30f3\u30d7\u30eb\u306b\u540d\u524d\u3092\u30b2\u30c3\u30c8\u3057\u305f\u3089alert()<\/code>\u3067\u8868\u793a\u3059\u308b\u3060\u3051\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n
Rust \u3092\u30d3\u30eb\u30c9\u3057\u3066WebAssembly \u3092\u3064\u304f\u308b<\/h1>\n
\u3067\u306f\u3001\u5148\u307b\u3069\u306e\u30b3\u30fc\u30c9\u3092WebAssembly<\/code>\u5316\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
wasm-pack build --target web<\/strong><\/pre>\n
\u3053\u308c\u3067\u3001pkg<\/code>\u30d5\u30a9\u30eb\u30c0\u306e\u4e2d\u306bWebAssembly<\/code>\u304c\u4f5c\u6210\u3055\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n
\"\"<\/p>\n
JavaScript\u3067\u4f7f\u3063\u3066\u307f\u308b<\/h1>\n
\u3067\u306f\u3001\u4f5c\u6210\u3055\u308c\u305fWebAssembly<\/code>\u3092JavaScript<\/code>\u3067\u4f7f\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u2757<\/p>\n
WebAssembly\u3092\u8a2d\u7f6e\u3059\u308b<\/h2>\n
\u4eca\u56de\u306f\u3001Laravel<\/code>\u5185\u3067\u4f7f\u3046\u624b\u9806\u3067\u3059\u304c\u3001\u5225\u306e\u74b0\u5883\u3067\u3082\u540c\u69d8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u307e\u305a\u306f\u5148\u307b\u3069\u306epkg<\/code>\u30d5\u30a9\u30eb\u30c0\u3092\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u5834\u6240\u306b\u8a2d\u7f6e\u3057\u307e\u3059\u3002<\/strong><\/p>\n
\u3064\u307e\u308a\u3001Laravel<\/code>\u3060\u3068public<\/code>\u30d5\u30a9\u30eb\u30c0\u3067\u3059\u306d\u3002
\n\u4eca\u56de\u306f\u300c\/public\/wasm\/hello-wasm\/pkg<\/strong>\u300d\u3068\u3057\u3066\u8a2d\u7f6e\u3057\u307e\u3057\u305f\u3002<\/p>\n
\"\"<\/p>\n
WebAssembly \u3092\u4f7f\u3046\u30b3\u30fc\u30c9\u3092\u3064\u304f\u308b<\/h2>\n
\u3067\u306f\u3001Laravel<\/code>\u306b\u4ee5\u4e0b\u306e\u30d3\u30e5\u30fc\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n
resources\/views\/wasm.blade.php<\/strong><\/p>\n
<html>\r\n<body>\r\n<!-- WebAssembly\u7528\u306e\u30b3\u30fc\u30c9 --><\/strong>\r\n<script type=\"module\"><\/strong>\r\n\r\n    import init, {greet} from \".\/wasm\/hello-wasm\/pkg\/hello_wasm.js\";<\/strong>\r\n\r\n    init()<\/strong>\r\n        .then(() => {<\/strong>\r\n\r\n            window.greet = greet;<\/strong>\r\n\r\n        });<\/strong>\r\n\r\n<\/script>\r\n\r\n<!-- \u901a\u5e38\u306e JavaScript --><\/strong>\r\n<script><\/strong>\r\n\r\n    window.onload = () => {<\/strong>\r\n\r\n        console.log(typeof greet); \/\/ \u3053\u3053\u3067\u306f\u307e\u3060\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b<\/strong>\r\n\r\n        let timer = setInterval(() => {<\/strong>\r\n\r\n            if(typeof greet === 'function') {<\/strong>\r\n\r\n                greet(\"\u5c71\u7530\u592a\u90ce\");<\/strong>\r\n                clearInterval(timer);<\/strong>\r\n\r\n            }<\/strong>\r\n\r\n        }, 100)<\/strong>\r\n\r\n    };<\/strong>\r\n\r\n<\/script><\/strong>\r\n<\/body>\r\n<\/html><\/pre>\n
\u3053\u3053\u3067\u3001\u5c11\u3057\u901a\u5e38\u306eJavaScript<\/code>\u3068\u306f\u9055\u3046\u90e8\u5206\u304c\u3067\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
<script type=\"module\"<\/strong>>\r\n\r\n    \/\/ \u7701\u7565\r\n\r\n<\/script><\/pre>\n
\u306e\u90e8\u5206\u3067\u3059\u306d\u3002<\/p>\n
\u3053\u308c\u306f\u79c1\u3082\u5b9f\u969b\u306b\u4f7f\u3063\u305f\u306e\u306f\u521d\u3081\u3066\u3067\u3059\u304c\u3001\u30b3\u30fc\u30c9\u306e\u901a\u308a\u300c\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong>\u300d\u3092\u4f7f\u3046\u30b3\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u3064\u307e\u308a\u3001\u4eca\u56de\u306e\u4f8b\u3067\u8a00\u3046\u3068\u3001init()<\/code>\u3067WebAssembly\u306e\u6e96\u5099\u3092\u3057\u3001\u305d\u308c\u304c\u5b8c\u4e86\u3057\u3066\u521d\u3081\u3066 Rust \u8a00\u8a9e\u3067\u66f8\u3044\u305f\u30b3\u30fc\u30c9\u304c\u5b9f\u884c\u3067\u304d\u308b<\/strong>\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u305d\u306e\u305f\u3081\u3001\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3066\u3059\u3050\u5b9f\u884c\u3057\u3066\u3082\u95a2\u6570\u304c\u6e96\u5099\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u90e8\u5206\u3067greet()<\/code>\u304c\u95a2\u6570\u3068\u3057\u3066\u4f7f\u3048\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n
if(typeof greet === 'function'<\/strong>) { \/\/ \ud83d\udc48 \u30db\u30f3\u30c8\u306b\u95a2\u6570\u306a\u306e\uff1f\uff1f\u3092\u30c1\u30a7\u30c3\u30af\r\n\r\n    \/\/ \u7701\u7565\r\n\r\n}<\/pre>\n
\u305d\u3057\u3066\u3001\u3053\u306e\u30d3\u30e5\u30fc\u3092Laravel<\/code>\u306e\u30eb\u30fc\u30c8\u306b\u767b\u9332\u3059\u308c\u3070\u5b8c\u6210\u3067\u3059\u3002<\/p>\n
routes\/web.php<\/strong><\/p>\n
Route::get('wasm_test', fn() => view('wasm'));<\/strong><\/pre>\n
\u30c6\u30b9\u30c8\u3057\u3066\u307f\u308b<\/h1>\n
\u3067\u306f\u3001\u3059\u3050\u7d42\u308f\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u304c\u5b9f\u969b\u306b\u30c6\u30b9\u30c8\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n\u300chttp:\/\/******\/wasm_test<\/strong>\u300d\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002<\/p>\n
\"\"<\/p>\n
\u306f\u3044\u2757<\/p>\n
Rust<\/code>\u8a00\u8a9e\u3067\u66f8\u3044\u305falert()<\/code>\u304c\u5b9f\u884c\u3055\u308c\u307e\u3057\u305f\u3002
\n\u6210\u529f\u3067\u3059\ud83d\ude0a\u2728<\/p>\n
\u4f01\u696d\u69d8\u3078\u306e\u3054\u63d0\u6848<\/h1>\n
WebAssembly<\/code>\u3092\u4f7f\u3046\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n