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eggtended-js

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A extended version of the Egg programming language from the Eloquent Javascript book.

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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <base data-ice="baseUrl" href="../../../"> <title data-ice="title">lib/repl/extensions.js | eggtended-js</title> <link type="text/css" rel="stylesheet" href="css/style.css"> <link type="text/css" rel="stylesheet" href="css/prettify-tomorrow.css"> <script src="script/prettify/prettify.js"></script> <script src="script/manual.js"></script> <meta name="description" content="An extended version of the Egg programming language"><meta property="og:type" content="website"><meta property="og:url" content="http://my-library.org"><meta property="og:site_name" content="eggtended-js"><meta property="og:title" content="eggtended-js"><meta property="og:image" content="https://i.imgur.com/9N4qe98.png"><meta property="og:description" content="An extended version of the Egg programming language"><meta property="og:author" content="https://github.com/Dibad"><meta property="twitter:card" content="summary"><meta property="twitter:title" content="eggtended-js"><meta property="twitter:description" content="An extended version of the Egg programming language"><meta property="twitter:image" content="https://i.imgur.com/9N4qe98.png"></head> <body class="layout-container" data-ice="rootContainer"> <header> <a href="./">Home</a> <a href="identifiers.html">Reference</a> <a href="source.html">Source</a> <a href="test.html" data-ice="testLink">Test</a> <div class="search-box"> <span> <img src="./image/search.png"> <span class="search-input-edge"></span><input class="search-input"><span class="search-input-edge"></span> </span> <ul class="search-result"></ul> </div> <a style="position:relative; top:3px;" href="https://github.com/Dibad/eggtended-js"><img width="20px" src="./image/github.png"></a></header> <nav class="navigation" data-ice="nav"><div> <ul> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-checkIterable">checkIterable</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-chunk">chunk</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-getValidIndex">getValidIndex</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-ins">ins</a></span></span></li> <li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#interp">interp</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/ast.js~Apply.html">Apply</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/ast.js~Regex.html">Regex</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/ast.js~Value.html">Value</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/ast.js~Word.html">Word</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/eggvm.js~Eggvm.html">Eggvm</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/interp/symboltable.js~SymbolTable.html">SymbolTable</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-SpecialForms">SpecialForms</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-TopEnv">TopEnv</a></span></span></li> <li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#parser">parser</a><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/parser/lexer.js~Lexer.html">Lexer</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/parser/parse.js~Parser.html">Parser</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-class">C</span><span data-ice="name"><span><a href="class/lib/parser/tokenRegex.js~TokenRegex.html">TokenRegex</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-json2AST">json2AST</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-COMMA">COMMA</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-LP">LP</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-NEWLINE">NEWLINE</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-NUMBER">NUMBER</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-REGEX">REGEX</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-RP">RP</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-STRING">STRING</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-WHITES">WHITES</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-WORD">WORD</a></span></span></li> <li data-ice="doc"><a data-ice="dirPath" class="nav-dir-path" href="identifiers.html#repl">repl</a><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-eggCompleter">eggCompleter</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-getPromptLine">getPromptLine</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-function">F</span><span data-ice="name"><span><a href="function/index.html#static-function-repl">repl</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-BLUE">BLUE</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-DEFAULT">DEFAULT</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-GREEN">GREEN</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-RED">RED</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-YELLOW">YELLOW</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggClear">eggClear</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggExit">eggExit</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggHelp">eggHelp</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggInfo">eggInfo</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggRun">eggRun</a></span></span></li> <li data-ice="doc"><span data-ice="kind" class="kind-variable">V</span><span data-ice="name"><span><a href="variable/index.html#static-variable-eggVersion">eggVersion</a></span></span></li> </ul> </div> </nav> <div class="content" data-ice="content"><h1 data-ice="title">lib/repl/extensions.js</h1> <pre class="source-code line-number raw-source-code"><code class="prettyprint linenums" data-ice="content">const process = require(&quot;process&quot;); const fs = require(&quot;fs&quot;); const { SpecialForms } = require(&quot;../interp/registry.js&quot;); const { TopEnv } = require(&quot;../interp/environment.js&quot;); const { Eggvm } = require(&quot;../interp/eggvm.js&quot;); const colors = require(&quot;./colors.js&quot;); // PROMPT TopEnv[&quot;__PROMPT__&quot;] = &quot;&gt; &quot;; const getPromptLine = () =&gt; { return `${colors.YELLOW} ${TopEnv[&quot;__PROMPT__&quot;]} ${colors.DEFAULT}`; }; // Extra methods const eggExit = (TopEnv[&quot;exit&quot;] = () =&gt; { console.log(colors.BLUE + &quot;Closing the REPL... Bye!&quot; + colors.DEFAULT); process.exit(0); }); const HELP = [ `${colors.BLUE} help() ${colors.DEFAULT} show this help menu`, `${colors.RED} exit() | Ctrl-D ${colors.DEFAULT} close the REPL`, `${colors.GREEN} run() ${colors.DEFAULT} execute a .egg file`, `${colors.YELLOW} clear() ${colors.DEFAULT} clear the console` ]; const eggHelp = (TopEnv[&quot;help&quot;] = () =&gt; { console.log(&quot; Egg help menu:&quot;); HELP.forEach(line =&gt; { console.log(line); }); return &quot;-&quot;.repeat(HELP[0].length - 10); }); const eggInfo = (TopEnv[&quot;info&quot;] = () =&gt; { console.log( colors.BLUE + ` _ _ _ | | | | | | ___ __ _ __ _| |_ ___ _ __ __| | ___ __| | / _ \\/ _\` |/ _\` | __/ _ \\ &apos;_ \\ / _\` |/ _ \\/ _\` | | __/ (_| | (_| | || __/ | | | (_| | __/ (_| | \\___|\\__, |\\__, |\\__\\___|_| |_|\\__,_|\\___|\\__,_| __/ | __/ | |___/ |___/ ` + colors.DEFAULT ); console.log(`Version ${TopEnv[&quot;__VERSION__&quot;]}`); console.log(&quot;Created by David Afonso Dorta. License: GPLv2&quot;); }); const eggClear = (TopEnv[&quot;clear&quot;] = () =&gt; { console.log(&quot;\u001B[2J\u001B[0;0f&quot;); eggInfo(); }); const eggVersion = (TopEnv[ &quot;__VERSION__&quot; ] = require(&quot;../../package.json&quot;).version); const eggRun = (TopEnv[&quot;run&quot;] = (file, debug) =&gt; { if (debug) { console.log(fs.readFileSync(file, &quot;utf8&quot;)); } Eggvm.runFromFile(file); }); const eggCompleter = (line, env) =&gt; { // Test if get hits from current directory let hits = dirHits(line); // Show hits from the REPL variables if (hits.length === 0) { const word = line.split(/[\s(),&quot;]+/).slice(-1)[0]; hits = _filter(Object.keys(SpecialForms).concat(_allProperties(env)), word); } return [hits, line]; }; const _allProperties = obj =&gt; { let keys = []; let proto = obj; while (proto) { keys = keys.concat(Object.keys(proto)); proto = Object.getPrototypeOf(proto); } return keys; }; const dirHits = line =&gt; { const match = line.match(/(?:run)\((.*)/); if (match) { const path = match[1] .replace(/[&quot;&apos;`]/, &quot;&quot;) .trim() .split(&quot;/&quot;); const dirPath = path.slice(0, -1); const filePath = path.slice(-1); try { return _filter(fs.readdirSync(`./${dirPath}`), filePath); } catch (err) { return []; } } return []; }; const _filter = (hits, word) =&gt; { return hits.filter(hit =&gt; { return hit.indexOf(word) === 0; }); }; module.exports = { getPromptLine, eggExit, eggHelp, eggInfo, eggClear, eggVersion, eggRun, eggCompleter }; </code></pre> </div> <footer class="footer"> Generated by <a href="https://esdoc.org">ESDoc<span data-ice="esdocVersion">(1.1.0)</span><img src="./image/esdoc-logo-mini-black.png"></a> </footer> <script src="script/search_index.js"></script> <script src="script/search.js"></script> <script src="script/pretty-print.js"></script> <script src="script/inherited-summary.js"></script> <script src="script/test-summary.js"></script> <script src="script/inner-link.js"></script> <script src="script/patch-for-local.js"></script> </body> </html>