{"id":102211,"date":"2021-11-04T15:37:01","date_gmt":"2021-11-04T13:37:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov"},"modified":"2021-11-04T15:37:01","modified_gmt":"2021-11-04T13:37:01","slug":"otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov","title":{"rendered":"Codul Luau, o variant\u0103 a limbajului Lua cu verificarea tipurilor, a fost deschis.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A fost anun\u021bat deschiderea codului surs\u0103 \u0219i publicarea primei versiuni separate a limbajului de programare Luau, care continu\u0103 dezvoltarea limbajului Lua \u0219i este complet compatibil cu Lua 5.1. Limbajul Luau este destinat \u00een principal \u00eencorpor\u0103rii handler-ilor script \u00een aplica\u021bii \u0219i are ca obiectiv ob\u021binerea unei performan\u021be ridicate \u0219i a unui consum minim de resurse. Codul proiectului este scris \u00een C++ \u0219i este deschis sub licen\u021ba MIT.    <\/p>\n<p>Luau extinde Lua cu func\u021bionalit\u0103\u021bi de verificare a tipurilor \u0219i unele noi constructe sintaxice, cum ar fi literele de \u0219ir. Limbajul este compatibil cu Lua 5.1 \u0219i par\u021bial cu versiunile mai recente. Suport\u0103 API Lua Runtime, ceea ce permite utilizarea Luau cu codul \u0219i binding-urile existente. Runtime-ul limbajului se bazeaz\u0103 pe un cod Lua runtime 5.1 ref\u0103cut, dar interpretul este complet rescris. \u00cen dezvoltare au fost utilizate unele noi tehnici de optimizare care au dus la o performan\u021b\u0103 mai bun\u0103 \u00een compara\u021bie cu Lua.      <\/p>\n<p>Proiectul a fost dezvoltat de compania Roblox \u0219i este utilizat \u00een codul platformei de jocuri, jocurilor \u0219i aplica\u021biilor utilizatorilor acestei companii, inclusiv editorul Roblox Studio. Ini\u021bial, Luau a fost dezvoltat \u00een secret, dar s-a decis \u00een cele din urm\u0103 s\u0103 fie transformat \u00eentr-un proiect deschis pentru dezvoltarea ulterioar\u0103 \u00een colaborare cu comunitatea.    <\/p>\n<p>Caracteristici principale:  <\/p>\n<ul>\n<li class=\"l\">  Sistemul de tipuri secven\u021bial (Tipizare gradual\u0103) se afl\u0103 \u00eentr-o pozi\u021bie intermediar\u0103 \u00eentre tipizarea dinamic\u0103 \u0219i cea static\u0103. Luau permite utilizarea tipiz\u0103rii statice la nevoie, specific\u00e2nd informa\u021biile despre tipuri prin intermediul unor anot\u0103ri speciale. Sunt furnizate tipuri \u00eencorporate \u201eany\u201d, \u201enil\u201d, \u201eboolean\u201d, \u201enumber\u201d, \u201estring\u201d \u0219i \u201ethread\u201d. \u00cen acela\u0219i timp, se p\u0103streaz\u0103 posibilitatea utiliz\u0103rii tipiz\u0103rii dinamice f\u0103r\u0103 a defini explicit tipurile variabilelor \u0219i func\u021biilor. function foo(x: number, y: string): boolean local k: string = y:rep(x) return k == 'a' end\n<li class=\"l\"> Suport pentru literaluri de tip string (a\u0219a cum este \u00een Lua 5.3), cum ar fi '\n**' (num\u0103r hexadecimal), '{**}' (simbol Unicode) \u0219i '' (sf\u00e2r\u0219itul \u0219irului), precum \u0219i posibilitatea de a formata vizual numerele (se poate scrie 1_000_000 \u00een loc de 1000000), literale pentru numerele hexazecimale (0x\u2026) \u0219i binare (0b\u2026).\n<li class=\"l\"> Suport pentru expresia 'continue', care completeaz\u0103 cuv\u00e2ntul cheie existent 'break', pentru a trece la o nou\u0103 itera\u021bie a ciclului.\n<li class=\"l\"> Sprijin pentru operatorii de atribuire compu\u0219i (+=, -=, *=, \/=, %=, ^=, ..=).\n<li class=\"l\"> Suport pentru utilizarea blocurilor condi\u021bionale 'if-then-else' sub form\u0103 de expresii, return\u00e2nd valoarea calculat\u0103 la execu\u021bia blocului. Este permis\u0103 specificarea unui num\u0103r arbitrar de expresii elseif \u00een bloc. local maxValue = if a &gt; b then a else b local sign = if x < 0 then -1 elseif x > 0 then 1 else 0\n<li class=\"l\"> Disponibilitatea unui mod de izolare (sandbox) care permite executarea codului nesigur. Aceast\u0103 capacitate poate fi utilizat\u0103 pentru a organiza rularea paralel\u0103 a propriului cod \u0219i a codului scris de al\u021bi dezvoltatori, cum ar fi biblioteci externe a c\u0103ror securitate nu poate fi garantat\u0103.\n<li class=\"l\"> Limitarea bibliotecii standard din care au fost eliminate func\u021biile care ar putea crea probleme de securitate. De exemplu, din setul standard au fost excluse bibliotecile 'io' (acces la fi\u0219iere \u0219i execu\u021bia proceselor), 'package' (acces la fi\u0219iere \u0219i \u00eenc\u0103rcarea modulelor), 'os' (au fost eliminate func\u021bii de acces la fi\u0219iere \u0219i modificarea variabilelor de mediu), 'debug' (manipul\u0103ri nesigure ale memoriei), 'dofile' \u0219i 'loadfile' (acces la FS).\n<li class=\"l\"> Furnizarea de instrumente pentru analiza static\u0103 a codului, identificarea erorilor (linter) \u0219i verificarea corectitudinii utiliz\u0103rii tipurilor.\n<li class=\"l\"> Parser, interpret \u0219i compilator proprii de \u00eenalt\u0103 performan\u021b\u0103. Luau nu suport\u0103 deocamdat\u0103 compilarea JIT, dar se afirm\u0103 c\u0103 interpretul Luau este comparabil \u00een termeni de performan\u021b\u0103 cu LuaJIT \u00een anumite situa\u021bii.            <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56098\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u0438 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Luau, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0449\u0435\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u044f\u0437\u044b\u043a\u0430 Lua \u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 Lua 5.1. \u042f\u0437\u044b\u043a Luau \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0434\u043b\u044f \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u043d\u0438\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u0435\u0432 \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0438 \u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0434\u043e\u0441\u0442\u0438\u0436\u0435\u043d\u0438\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0438 \u043d\u0438\u0437\u043a\u043e\u0433\u043e \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u044f \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C++ \u0438 \u043e\u0442\u043a\u0440\u044b\u0442 \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-102211","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u0438 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Luau, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0449\u0435\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u044f\u0437\u044b\u043a\u0430 Lua \u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 Lua 5.1.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/ro\/blog\/news\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"ro_RO\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u041e\u0442\u043a\u0440\u044b\u0442 \u043a\u043e\u0434 Luau, \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430 \u044f\u0437\u044b\u043a\u0430 Lua \u0441 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u043e\u0439 \u0442\u0438\u043f\u043e\u0432 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u0438 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Luau, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0449\u0435\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u044f\u0437\u044b\u043a\u0430 Lua \u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 Lua 5.1.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/ro\/blog\/news\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-11-04T13:37:01+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-11-04T13:37:01+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Codul Luau, o variant\u0103 a limbajului Lua cu verificare de tipuri, a fost deschis | ProHoster","description":"A fost anun\u021bat deschiderea codului surs\u0103 \u0219i publicarea primei versiuni separate a limbajului de programare Luau, continu\u00e2nd dezvoltarea limbajului Lua \u0219i fiind compatibil \u00eenapoi cu Lua 5.1.","canonical_url":"https:\/\/prohoster.info\/ro\/blog\/news\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"ro_RO","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041e\u0442\u043a\u0440\u044b\u0442 \u043a\u043e\u0434 Luau, \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430 \u044f\u0437\u044b\u043a\u0430 Lua \u0441 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u043e\u0439 \u0442\u0438\u043f\u043e\u0432 | ProHoster","og:description":"\u041e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u0438 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Luau, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0449\u0435\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u044f\u0437\u044b\u043a\u0430 Lua \u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 Lua 5.1.","og:url":"https:\/\/prohoster.info\/ro\/blog\/news\/otkryt-kod-luau-varianta-yazyka-lua-s-proverkoj-tipov","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2021-11-04T13:37:01+00:00","article:modified_time":"2021-11-04T13:37:01+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"102211","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-11-04 13:37:30","updated":"2022-10-08 06:05:36","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts\/102211","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/comments?post=102211"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts\/102211\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/media?parent=102211"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/categories?post=102211"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/tags?post=102211"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}