{"id":8084,"date":"2022-04-03T14:27:22","date_gmt":"2022-04-03T05:27:22","guid":{"rendered":"https:\/\/taki-lab.site\/bocci\/?p=8084"},"modified":"2022-04-03T14:27:28","modified_gmt":"2022-04-03T05:27:28","slug":"rust%e5%8b%89%e5%bc%b7%e4%b8%ad%e3%80%814-3%e3%81%ae%e7%a9%8d%e3%81%bf%e4%b8%8a%e3%81%92","status":"publish","type":"post","link":"https:\/\/taki-lab.site\/bocci\/?p=8084","title":{"rendered":"RUST\u52c9\u5f37\u4e2d\u30014\/3\u306e\u7a4d\u307f\u4e0a\u3052"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-\u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f wp-block-embed-\u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"bYvszvjamx\"><a href=\"https:\/\/taki-lab.site\/bocci\/?p=8047\">Rust\u52c9\u5f37\u4e2d\u30013\/27\u306e\u7a4d\u307f\u4e0a\u3052<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;Rust\u52c9\u5f37\u4e2d\u30013\/27\u306e\u7a4d\u307f\u4e0a\u3052&#8221; &#8212; \u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f\" src=\"https:\/\/taki-lab.site\/bocci\/?p=8047&#038;embed=true#?secret=GajJpbRr4J#?secret=bYvszvjamx\" data-secret=\"bYvszvjamx\" width=\"474\" height=\"267\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u56de\u306e\u7d9a\u304d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067\u53d6\u5f97\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u51fa\u3059\u51e6\u7406\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u7121\u304b\u3063\u305f\u3089\u6a19\u6e96\u5165\u529b\u304b\u3089\u5165\u529b\u3059\u308b\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>use clap::Parser;\nuse std::fs::File;\nuse std::io::{stdin, BufRead, BufReader};\n\n#&#91;derive(Parser, Debug)]\n#&#91;clap(\n    name = \"My RPM program\",\n    version = \"1.0.0\",\n    author = \"Your name\",\n    about = \"Super awesome sample RPM calculator\"\n)]\nstruct Opts {\n    #&#91;clap(short, long)]\n    verbose: bool,\n\n    #&#91;clap(name = \"FILE\")]\n    formula_file: Option&lt;String&gt;,\n}\n\nfn main() {\n    let opts = Opts::parse();\n\n    if let Some(path) = opts.formula_file {\n        \/\/ \u30d5\u30a1\u30a4\u30eb\u304b\u3089\u8aad\u307f\u51fa\u3059\n        let f = File::open(path).unwrap();\n        let reader = BufReader::new(f);\n        run(reader, opts.verbose);\n    } else {\n        \/\/ \u6a19\u6e96\u5165\u529b\u304b\u3089\u8aad\u307f\u51fa\u3059\n        let stdin = stdin();\n        let reader = stdin.lock();\n        run(reader, opts.verbose);\n    }\n}\n\nfn run&lt;R: BufRead&gt;(reader: R, verbose: bool) {\n    for line in reader.lines() {\n        let line = line.unwrap();\n        println!(\"{}\", line);\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Some()\u306f\u5909\u6570\u304c\u30a8\u30e9\u30fc\u3092\u8a31\u5bb9\u3059\u308b\u66f8\u304d\u65b9\u3089\u3057\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u306f\u3001formula_file\u306b\u5024\u304c\u3042\u3063\u3066\u3082\u7121\u304f\u3066\u3082path\u306b\u633f\u5165\u3055\u308c\u3001\u305d\u306e\u5024\u3092if\u6587\u3067\u8a55\u4fa1\u3059\u308b\u3001\u3068\u3044\u3046\u4f5c\u308a\u306b\u306a\u3063\u3066\u3044\u308b\uff08\u3068\u601d\u3046\u3002\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unwrap()\u306f\u95a2\u6570\u306e\u7d50\u679c\uff08Option&lt;T>\u3084Result&lt;T>\uff09\u304b\u3089T\u306e\u5024\u3092\u53d6\u308a\u51fa\u3059\u51e6\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u3041\u3001\u3053\u308c\u3067\u3082\u4e0d\u5b8c\u5168\u306e\u69d8\u306a\u3093\u3060\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u3053\u3053\u306f\u30c6\u30ad\u30b9\u30c8\u306b\u5f93\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u56de\u306e\u7d9a\u304d\u3002 \u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067\u53d6\u5f97\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u51fa\u3059\u51e6\u7406\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u7121\u304b\u3063\u305f\u3089\u6a19\u6e96\u5165\u529b\u304b\u3089\u5165\u529b\u3059\u308b\u30b3\u30fc\u30c9\u3067\u3059\u3002 Some()\u306f\u5909\u6570\u304c\u30a8\u30e9\u30fc\u3092\u8a31\u5bb9\u3059\u308b\u66f8\u304d\u65b9\u3089\u3057\u3044\u3002 \u3064\u307e\u308a\u306f\u3001formula_file\u306b\u5024\u304c\u3042\u3063\u3066\u3082\u7121 &hellip; <a href=\"https:\/\/taki-lab.site\/bocci\/?p=8084\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">RUST\u52c9\u5f37\u4e2d\u30014\/3\u306e\u7a4d\u307f\u4e0a\u3052<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[2542,3],"tags":[],"class_list":["post-8084","post","type-post","status-publish","format-standard","hentry","category-rust","category-3"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8SDbY-26o","jetpack-related-posts":[{"id":8208,"url":"https:\/\/taki-lab.site\/bocci\/?p=8208","url_meta":{"origin":8084,"position":0},"title":"RUST\u52c9\u5f37\u4e2d\u30014\/23\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e744\u670826\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8084 \u524d\u56de\u306e\u7d9a\u304d\u3002 \u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u2026","rel":"","context":"\u51fa\u6765\u4e8b","block_context":{"text":"\u51fa\u6765\u4e8b","link":"https:\/\/taki-lab.site\/bocci\/?cat=9"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8662,"url":"https:\/\/taki-lab.site\/bocci\/?p=8662","url_meta":{"origin":8084,"position":1},"title":"RUST\u52c9\u5f37\u4e2d\u30017\/3\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e747\u67084\u65e5","format":false,"excerpt":"\u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u6cd5\u8a08\u7b97\u6a5f\u306banyhow\u30af\u30ec\u30fc\u30c8\u3092\u5b9f\u88c5\u3057\u3066\u3044\u304d\u307e\u3059\u3002 https:\/\/taki-lab.\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8047,"url":"https:\/\/taki-lab.site\/bocci\/?p=8047","url_meta":{"origin":8084,"position":2},"title":"Rust\u52c9\u5f37\u4e2d\u30013\/27\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e743\u670827\u65e5","format":false,"excerpt":"\u3053\u306e\u672c\u3092\u4f7f\u7528\u3057\u3066\u52c9\u5f37\u3057\u3066\u3044\u307e\u3059\u3002 \u672c\u65e5\u306f\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u304b\u3089\u5f15\u6570\u3092\u53d6\u5f97\u3059\u308b\u51e6\u7406\u3002 Clap\u3092\u4f7f\u7528\u3059\u308b\u65b9\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8476,"url":"https:\/\/taki-lab.site\/bocci\/?p=8476","url_meta":{"origin":8084,"position":3},"title":"RUST\u52c9\u5f37\u4e2d\u30016\/4\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e746\u67085\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8454 \u524d\u56de\u306e\u7d9a\u304d\u3002 anyhow\u30af\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8638,"url":"https:\/\/taki-lab.site\/bocci\/?p=8638","url_meta":{"origin":8084,"position":4},"title":"RUST\u52c9\u5f37\u4e2d\u30016\/26\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e746\u670828\u65e5","format":false,"excerpt":"\u524d\u56de\u306e\u7d9a\u304d https:\/\/taki-lab.site\/bocci\/?p=8476 \u4eca\u56de\u306fthise\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8349,"url":"https:\/\/taki-lab.site\/bocci\/?p=8349","url_meta":{"origin":8084,"position":5},"title":"RUST\u52c9\u5f37\u4e2d\u30015\/14\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e745\u670816\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8280 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