{"id":45708,"date":"2023-06-16T08:02:27","date_gmt":"2023-02-13T04:36:18","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45708-2\/"},"modified":"2024-04-30T09:08:36","modified_gmt":"2024-04-30T01:08:36","slug":"45708-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45708-2\/","title":{"rendered":""},"content":{"rendered":"<p>Rust \u30b3\u30fc\u30c9\u30e1\u30e2\uff08API\u30b3\u30fc\u30eb\uff09<\/p>\n<p>lib.rs<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">wasm_bindgen<\/span><span class=\"p\">::<\/span><span class=\"nn\">prelude<\/span><span class=\"p\">::<\/span><span class=\"o\">*<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">wasm_bindgen<\/span><span class=\"p\">::<\/span><span class=\"n\">JsCast<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">futures<\/span><span class=\"p\">::<\/span><span class=\"nn\">prelude<\/span><span class=\"p\">::<\/span><span class=\"o\">*<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">js_sys<\/span><span class=\"p\">::<\/span><span class=\"n\">Promise<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">wasm_bindgen_futures<\/span><span class=\"p\">::{<\/span><span class=\"n\">future_to_promise<\/span><span class=\"p\">,<\/span> <span class=\"n\">JsFuture<\/span><span class=\"p\">};<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">web_sys<\/span><span class=\"p\">::{<\/span><span class=\"n\">Request<\/span><span class=\"p\">,<\/span> <span class=\"n\">RequestInit<\/span><span class=\"p\">,<\/span> <span class=\"n\">RequestMode<\/span><span class=\"p\">,<\/span> <span class=\"n\">Response<\/span><span class=\"p\">};<\/span>\r\n\r\n<span class=\"nd\">#[wasm_bindgen]<\/span>\r\n<span class=\"k\">pub<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">getApiMessage<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"n\">Promise<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">url<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"http:\/\/127.0.0.1:8080\/api\/control\/text\"<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">opts<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">RequestInit<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"n\">opts<\/span><span class=\"nf\">.method<\/span><span class=\"p\">(<\/span><span class=\"s\">\"GET\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">opts<\/span><span class=\"nf\">.mode<\/span><span class=\"p\">(<\/span><span class=\"nn\">RequestMode<\/span><span class=\"p\">::<\/span><span class=\"n\">Cors<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">request<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Request<\/span><span class=\"p\">::<\/span><span class=\"nf\">new_with_str_and_init<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"n\">url<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">opts<\/span><span class=\"p\">)<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"n\">request<\/span>\r\n        <span class=\"nf\">.headers<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"nf\">.set<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Accept\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"text\/html\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">window<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">web_sys<\/span><span class=\"p\">::<\/span><span class=\"nf\">window<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">request_promise<\/span><span class=\"p\">:<\/span> <span class=\"n\">Promise<\/span> <span class=\"o\">=<\/span> <span class=\"n\">window<\/span><span class=\"nf\">.fetch_with_request<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"n\">request<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">future<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">JsFuture<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"n\">request_promise<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"nf\">.and_then<\/span><span class=\"p\">(|<\/span><span class=\"n\">resp_value<\/span><span class=\"p\">|<\/span> <span class=\"k\">async<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nd\">assert!<\/span><span class=\"p\">(<\/span><span class=\"n\">resp_value<\/span><span class=\"py\">.is_instance_of<\/span><span class=\"p\">::<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Response<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">());<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">resp<\/span><span class=\"p\">:<\/span> <span class=\"n\">Response<\/span> <span class=\"o\">=<\/span> <span class=\"n\">resp_value<\/span><span class=\"nf\">.dyn_into<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"n\">resp<\/span><span class=\"nf\">.text<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"p\">})<\/span>\r\n    <span class=\"nf\">.and_then<\/span><span class=\"p\">(|<\/span><span class=\"n\">text<\/span><span class=\"p\">|<\/span> <span class=\"k\">async<\/span> <span class=\"k\">move<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"nn\">JsValue<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"n\">text<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"p\">});<\/span>\r\n\r\n    <span class=\"nf\">future_to_promise<\/span><span class=\"p\">(<\/span><span class=\"n\">future<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>JS<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;script <\/span><span class=\"na\">type=<\/span><span class=\"s\">\"module\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"k\">import<\/span> <span class=\"nx\">init<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span><span class=\"nx\">getApiMessage<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">.\/pkg\/apitest.js<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n    \r\n    <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">run<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">await<\/span> <span class=\"nf\">init<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">ret<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nf\">getApiMessage<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">ret<\/span><span class=\"p\">);<\/span> \r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"nf\">run<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nt\">&lt;\/script&gt;<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Rust \u30b3\u30fc\u30c9\u30e1\u30e2\uff08API\u30b3\u30fc\u30eb\uff09 lib.rs use wasm_bindgen::prelude::*; [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45708","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>- 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\/45708-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"Rust \u30b3\u30fc\u30c9\u30e1\u30e2\uff08API\u30b3\u30fc\u30eb\uff09 lib.rs use wasm_bindgen::prelude::*; [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45708-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-02-13T04:36:18+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-30T01:08:36+00:00\" \/>\n<meta name=\"author\" content=\"\u65b0, \u97f5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u65b0, \u97f5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" 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