{"id":99369,"date":"2021-03-06T22:22:34","date_gmt":"2021-03-06T20:22:34","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-interpretator-mruby-3-0"},"modified":"2021-03-06T22:22:34","modified_gmt":"2021-03-06T20:22:34","slug":"dostupen-interpretator-mruby-3-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/dostupen-interpretator-mruby-3-0","title":{"rendered":"Der mruby 3.0 Interpreter ist verf\u00fcgbar.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Die Ver\u00f6ffentlichung von mruby 3.0, dem eingebetteten Interpreter der dynamischen objektorientierten Programmiersprache Ruby, fand statt. Mruby bietet eine Kompatibilit\u00e4t des Syntaxniveaus mit Ruby 1.9, unterst\u00fctzt jedoch auch bestimmte Funktionen neuerer Versionen. Der Interpreter zeichnet sich durch einen geringen Speicherverbrauch und die M\u00f6glichkeit aus, in andere Anwendungen eingebettet zu werden. Dar\u00fcber hinaus wird die Kompilierung von Ruby-Programmen in Bytecode mithilfe des im Projekt entwickelten Compilers \u201emrbc\u201c unterst\u00fctzt. Der Code von mruby wird unter der MIT-Lizenz ver\u00f6ffentlicht.<\/p>\n<p>In der neuen Version wurde der Speicherverbrauch der mruby-VM erheblich reduziert. Die vorherigen Versionen ben\u00f6tigten mehrere hundert KB RAM, w\u00e4hrend mruby 3.0 etwa 100 KB RAM verbraucht. Wichtige Verbesserungen:  <\/p>\n<ul>\n<li class=\"l\"> Der Speicherverbrauch wurde durch die Optimierung der Speicherzuweisung f\u00fcr Objekte der Klasse Symbols verringert. Der Speicherverbrauch durch Objekte der Klasse Hash wurde reduziert. Zudem wurde der Methodenaufruf optimiert.\n<li class=\"l\"> Die Unterst\u00fctzung f\u00fcr die einzeilige Definition von Methoden ohne Verwendung des Schl\u00fcsselworts \u201eend\u201c wurde hinzugef\u00fcgt:       def square(x) = x * x\n<li class=\"l\"> Der Operator \u201e=&gt;\u201c (Wert =&gt; Variable) wurde hinzugef\u00fcgt, der f\u00fcr die rechtsseitige Zuweisung von Werten verwendet wird.       0 =&gt; a     p a #=&gt; 0     {b: 0, c: 1} =&gt; {b:}     p b #=&gt; 0\n<li class=\"l\"> Unterst\u00fctzung f\u00fcr Heredocs.\n<li class=\"l\"> Die Build-Dateien des Interpreters wurden aktualisiert. Die Kompilierung mit gprof wurde hinzugef\u00fcgt. GCC kann jetzt im 32-Bit-Modus auf 64-Bit-Plattformen erstellen. Unterst\u00fctzung f\u00fcr Address Sanitizer in clang wurde hinzugef\u00fcgt.\n<li class=\"l\"> \u00c4nderung mit brechender Kompatibilit\u00e4t: Die Konstante RITE_VM_VER hat jetzt den Wert 0300, und RITE_BINARY_FORMAT_VER \u2014 0200, was die Ausf\u00fchrung von Bytecode aus fr\u00fcheren Versionen ausschlie\u00dft.\n<li class=\"l\"> Die Klasse Fixnum wurde Teil von Integer, ebenso wie in Ruby 3.0. Die Klasse Integral wurde entfernt.  <\/ul>\n<p>Quelle: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=54712\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 mruby 3.0, \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440\u0430 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043e\u0431\u044a\u0435\u043a\u0442\u043d\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Ruby. Mruby \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u0430 \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 Ruby 1.9, \u043d\u043e \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0438\u0437 \u0431\u043e\u043b\u0435\u0435 \u043d\u043e\u0432\u044b\u0445 \u0432\u0435\u0440\u0441\u0438\u0439. \u0418\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440 \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043d\u0438\u0437\u043a\u0438\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435\u043c \u043f\u0430\u043c\u044f\u0442\u0438 \u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u043d\u0438\u044f \u0432 \u0434\u0440\u0443\u0433\u0438\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u044f Ruby-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u0432 \u0431\u0430\u0439\u0442\u043a\u043e\u0434 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0430 &#171;mrbc&#187;. \u041a\u043e\u0434 mruby \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f [&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-99369","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 mruby 3.0, \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440\u0430 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043e\u0431\u044a\u0435\u043a\u0442\u043d\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e 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