{"id":102198,"date":"2021-11-03T03:37:20","date_gmt":"2021-11-03T01:37:20","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-phpstan-1-0-staticheskogo-analizatora-dlya-koda-na-yazyke-php"},"modified":"2021-11-03T03:37:20","modified_gmt":"2021-11-03T01:37:20","slug":"vypusk-phpstan-1-0-staticheskogo-analizatora-dlya-koda-na-yazyke-php","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-phpstan-1-0-staticheskogo-analizatora-dlya-koda-na-yazyke-php","title":{"rendered":"Lan\u00e7amento do PHPStan 1.0, analisador est\u00e1tico para c\u00f3digo em PHP.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ap\u00f3s seis anos de desenvolvimento, a primeira vers\u00e3o est\u00e1vel do analisador est\u00e1tico PHPStan 1.0 foi lan\u00e7ada, permitindo encontrar erros no c\u00f3digo em PHP sem execut\u00e1-lo ou usar testes unit\u00e1rios. O c\u00f3digo do projeto est\u00e1 escrito em PHP e \u00e9 distribu\u00eddo sob a licen\u00e7a MIT.        <\/p>\n<p>O analisador fornece 10 n\u00edveis de verifica\u00e7\u00e3o, onde cada n\u00edvel subsequente amplia as capacidades do anterior e fornece verifica\u00e7\u00f5es mais rigorosas:        <\/p>\n<li class=\"l\"> Verifica\u00e7\u00f5es b\u00e1sicas, defini\u00e7\u00e3o de classes, fun\u00e7\u00f5es e m\u00e9todos desconhecidos ($this), vari\u00e1veis indefinidas, bem como a passagem de um n\u00famero incorreto de argumentos.\n<li class=\"l\"> Detec\u00e7\u00e3o de vari\u00e1veis potencialmente indefinidas, m\u00e9todos m\u00e1gicos desconhecidos e propriedades de classes com __call e __get.\n<li class=\"l\"> Detec\u00e7\u00e3o de m\u00e9todos desconhecidos em todas as express\u00f5es, sem se limitar a chamadas atrav\u00e9s de $this. Verifica\u00e7\u00e3o de PHPDocs.\n<li class=\"l\"> Verifica\u00e7\u00e3o de tipos de retorno e atribui\u00e7\u00e3o de tipos a propriedades.\n<li class=\"l\"> Detec\u00e7\u00e3o b\u00e1sica de c\u00f3digo 'morto' (nunca chamado). Identifica\u00e7\u00e3o de chamadas instanceof que sempre retornam o valor falso, blocos 'else' nunca acionados e c\u00f3digo que se encontra ap\u00f3s o return.\n<li class=\"l\"> Verifica\u00e7\u00e3o de tipos de argumentos passados para m\u00e9todos e fun\u00e7\u00f5es.\n<li class=\"l\"> Aviso sobre a aus\u00eancia de anota\u00e7\u00f5es com informa\u00e7\u00f5es de tipos.\n<li class=\"l\"> Aviso sobre tipos union inv\u00e1lidos, definindo cole\u00e7\u00f5es de dois ou mais tipos.\n<li class=\"l\"> Aviso sobre a chamada de m\u00e9todos e acesso a propriedades com tipos 'nullable'.\n<li class=\"l\"> Verifica\u00e7\u00e3o do uso do tipo 'mixed'.\n<p>Exemplos de problemas b\u00e1sicos detectados:  <\/p>\n<ul>\n<li class=\"l\"> Exist\u00eancia de classes usadas em instanceof, catch, typehints e outras constru\u00e7\u00f5es da linguagem.\n<li class=\"l\"> Exist\u00eancia e acessibilidade de m\u00e9todos e fun\u00e7\u00f5es cham\u00e1veis, bem como o n\u00famero de argumentos passados.\n<li class=\"l\"> Verifica\u00e7\u00e3o de que o m\u00e9todo retorna dados do mesmo tipo que o definido na express\u00e3o return.\n<li class=\"l\"> Exist\u00eancia e visibilidade de propriedades acessadas, bem como verifica\u00e7\u00e3o de tipos de dados declarados e reais usados nas propriedades.\n<li class=\"l\"> Corretude do n\u00famero de par\u00e2metros passados nas chamadas sprintf\/printf no bloco de formata\u00e7\u00e3o de strings.\n<li class=\"l\"> Exist\u00eancia de vari\u00e1veis considerando blocos formados por operadores de controle e loops.\n<li class=\"l\"> Convers\u00f5es de tipo in\u00fateis (por exemplo, '(string) \u2018foo\u2019') e verifica\u00e7\u00f5es rigorosas ('===' e '!==' ) de dados com tipos e operandos diferentes, sempre retornando o valor falso.  <\/ul>\n<p>Principais novidades do PHPStan 1.0:  <\/p>\n<ul>\n<li class=\"l\"> Implementado o n\u00edvel de verifica\u00e7\u00e3o '9', que realiza verifica\u00e7\u00f5es sobre o uso do tipo 'mixed', destinado a permitir que a fun\u00e7\u00e3o aceite par\u00e2metros de diferentes tipos. O nono n\u00edvel detecta pr\u00e1ticas inseguras no uso de 'mixed', como a passagem de valores do tipo 'mixed' para outro tipo, chamada de m\u00e9todos com o tipo 'mixed' e acesso a suas propriedades, pois elas podem n\u00e3o existir.\n<li class=\"l\"> Gerenciamento da verifica\u00e7\u00e3o de identidade dos valores retornados para chamadas de fun\u00e7\u00f5es id\u00eanticas usando as anota\u00e7\u00f5es @phpstan-pure e @phpstan-impure.\n<li class=\"l\"> An\u00e1lise de tipos em estruturas try-catch-finally usando anota\u00e7\u00f5es @throws.\n<li class=\"l\"> Identifica\u00e7\u00e3o de certas propriedades, m\u00e9todos e constantes internas (private) que n\u00e3o s\u00e3o utilizados.\n<li class=\"l\"> Transfer\u00eancia de chamadas de callback incompat\u00edveis em fun\u00e7\u00f5es de manipula\u00e7\u00e3o de arrays, como array_map e usort.\n<li class=\"l\"> Inspe\u00e7\u00e3o de tipos para anota\u00e7\u00f5es typehint ausentes.\n<li class=\"l\"> Compatibilidade das descri\u00e7\u00f5es de tipos com PHPDocs, permitindo o uso de tipos das mensagens de erro nas PHPDocs.  <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56087\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u043f\u0435\u0440\u0432\u044b\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0430\u043d\u0430\u043b\u0438\u0437\u0430\u0442\u043e\u0440\u0430 PHPStan 1.0, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0438 \u0432 \u043a\u043e\u0434\u0435 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 PHP \u0431\u0435\u0437 \u0435\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f unit-\u0442\u0435\u0441\u0442\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 PHP \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u0410\u043d\u0430\u043b\u0438\u0437\u0430\u0442\u043e\u0440 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 10 \u0443\u0440\u043e\u0432\u043d\u0435\u0439 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043a\u0430\u0436\u0434\u044b\u0439 \u043f\u043e\u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0440\u0430\u0441\u0448\u0438\u0440\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0435\u0433\u043e \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u0438\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438: [&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-102198","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta 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