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CoffeeScript 1.1.1

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Jeremy Ashkenas 2011-05-10 09:27:19 -04:00
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commit 9e4fa02cdb
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@ -1,5 +1,5 @@
###
CoffeeScript Compiler v1.1.0
CoffeeScript Compiler v1.1.1
Released under the MIT License
###

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documentation/docs/coffee-script.html
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@ -13,7 +13,7 @@ execute all scripts present in <code>text/coffeescript</code> tags.</p>
<span class="nv">content = </span><span class="nx">compile</span> <span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="nx">filename</span><span class="p">,</span> <span class="s1">&#39;utf8&#39;</span><span class="p">),</span> <span class="p">{</span><span class="nx">filename</span><span class="p">}</span>
<span class="nx">module</span><span class="p">.</span><span class="nx">_compile</span> <span class="nx">content</span><span class="p">,</span> <span class="nx">filename</span>
<span class="k">else</span> <span class="k">if</span> <span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span>
<span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span> <span class="s1">&#39;.coffee&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">content</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">compile</span> <span class="nx">content</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">&#182;</a> </div> <p>The current CoffeeScript version number.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.VERSION = </span><span class="s1">&#39;1.1.0&#39;</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">&#182;</a> </div> <p>Words that cannot be used as identifiers in CoffeeScript code</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.RESERVED = </span><span class="nx">RESERVED</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">&#182;</a> </div> <p>Expose helpers for testing.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.helpers = </span><span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">&#182;</a> </div> <p>Compile a string of CoffeeScript code to JavaScript, using the Coffee/Jison
<span class="nx">require</span><span class="p">.</span><span class="nx">registerExtension</span> <span class="s1">&#39;.coffee&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">content</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nx">compile</span> <span class="nx">content</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">&#182;</a> </div> <p>The current CoffeeScript version number.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.VERSION = </span><span class="s1">&#39;1.1.1&#39;</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">&#182;</a> </div> <p>Words that cannot be used as identifiers in CoffeeScript code</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.RESERVED = </span><span class="nx">RESERVED</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">&#182;</a> </div> <p>Expose helpers for testing.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.helpers = </span><span class="nx">require</span> <span class="s1">&#39;./helpers&#39;</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">&#182;</a> </div> <p>Compile a string of CoffeeScript code to JavaScript, using the Coffee/Jison
compiler.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.compile = compile = </span><span class="p">(</span><span class="nx">code</span><span class="p">,</span> <span class="nv">options = </span><span class="p">{})</span> <span class="o">-&gt;</span>
<span class="k">try</span>
<span class="p">(</span><span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span> <span class="nx">lexer</span><span class="p">.</span><span class="nx">tokenize</span> <span class="nx">code</span><span class="p">).</span><span class="nx">compile</span> <span class="nx">options</span>

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@ -1,6 +1,6 @@
<!DOCTYPE html> <html> <head> <title>command.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To &hellip; <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="browser.html"> browser.coffee </a> <a class="source" href="cake.html"> cake.coffee </a> <a class="source" href="coffee-script.html"> coffee-script.coffee </a> <a class="source" href="command.html"> command.coffee </a> <a class="source" href="grammar.html"> grammar.coffee </a> <a class="source" href="helpers.html"> helpers.coffee </a> <a class="source" href="index.html"> index.coffee </a> <a class="source" href="lexer.html"> lexer.coffee </a> <a class="source" href="nodes.html"> nodes.coffee </a> <a class="source" href="optparse.html"> optparse.coffee </a> <a class="source" href="repl.html"> repl.coffee </a> <a class="source" href="rewriter.html"> rewriter.coffee </a> <a class="source" href="scope.html"> scope.coffee </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> command.coffee </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">&#182;</a> </div> <p>The <code>coffee</code> utility. Handles command-line compilation of CoffeeScript
into various forms: saved into <code>.js</code> files or printed to stdout, piped to
<a href="http://javascriptlint.com/">JSLint</a> or recompiled every time the source is
<a href="http://javascriptlint.com/">JavaScript Lint</a> or recompiled every time the source is
saved, printed as a token stream or as the syntax tree, or launch an
interactive REPL.</p> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">&#182;</a> </div> <p>External dependencies.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">fs = </span><span class="nx">require</span> <span class="s1">&#39;fs&#39;</span>
<span class="nv">path = </span><span class="nx">require</span> <span class="s1">&#39;path&#39;</span>
@ -20,7 +20,7 @@ interactive REPL.</p> </td> <td class="code">
<span class="p">[</span><span class="s1">&#39;-j&#39;</span><span class="p">,</span> <span class="s1">&#39;--join [FILE]&#39;</span><span class="p">,</span> <span class="s1">&#39;concatenate the scripts before compiling&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-w&#39;</span><span class="p">,</span> <span class="s1">&#39;--watch&#39;</span><span class="p">,</span> <span class="s1">&#39;watch scripts for changes, and recompile&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-p&#39;</span><span class="p">,</span> <span class="s1">&#39;--print&#39;</span><span class="p">,</span> <span class="s1">&#39;print the compiled JavaScript to stdout&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-l&#39;</span><span class="p">,</span> <span class="s1">&#39;--lint&#39;</span><span class="p">,</span> <span class="s1">&#39;pipe the compiled JavaScript through JSLint&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-l&#39;</span><span class="p">,</span> <span class="s1">&#39;--lint&#39;</span><span class="p">,</span> <span class="s1">&#39;pipe the compiled JavaScript through JavaScript Lint&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-s&#39;</span><span class="p">,</span> <span class="s1">&#39;--stdio&#39;</span><span class="p">,</span> <span class="s1">&#39;listen for and compile scripts over stdio&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-e&#39;</span><span class="p">,</span> <span class="s1">&#39;--eval&#39;</span><span class="p">,</span> <span class="s1">&#39;compile a string from the command line&#39;</span><span class="p">]</span>
<span class="p">[</span><span class="s1">&#39;-r&#39;</span><span class="p">,</span> <span class="s1">&#39;--require [FILE*]&#39;</span><span class="p">,</span> <span class="s1">&#39;require a library before executing your script&#39;</span><span class="p">]</span>
@ -49,7 +49,7 @@ Many flags cause us to divert before compiling anything. Flags passed after
<span class="nv">opts.literals = </span><span class="nx">sources</span><span class="p">.</span><span class="nx">splice</span><span class="p">(</span><span class="mi">1</span><span class="p">).</span><span class="nx">concat</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">literals</span>
<span class="nv">process.ARGV = process.argv = </span><span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">2</span><span class="p">).</span><span class="nx">concat</span> <span class="nx">opts</span><span class="p">.</span><span class="nx">literals</span>
<span class="nx">process</span><span class="p">.</span><span class="nx">argv</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">=</span> <span class="s1">&#39;coffee&#39;</span>
<span class="nv">process.execPath = </span><span class="nx">process</span><span class="p">.</span><span class="nx">mainModule</span><span class="p">.</span><span class="nx">filename</span>
<span class="nv">process.execPath = </span><span class="nx">require</span><span class="p">.</span><span class="nx">main</span><span class="p">.</span><span class="nx">filename</span>
<span class="nx">compileScripts</span><span class="p">()</span></pre></div> </td> </tr> <tr id="section-8"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-8">&#182;</a> </div> <p>Asynchronously read in each CoffeeScript in a list of source files and
compile them. If a directory is passed, recursively compile all
'.coffee' extension source files in it and all subdirectories.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">compileScripts = </span><span class="o">-&gt;</span>

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@ -115,7 +115,7 @@ table td {
}
pre, tt, code {
font-size: 12px; line-height: 18px;
font-family: Menlo, Monaco, Consolas, "Lucida Console", monospace;
font-family: Monaco, Consolas, "Lucida Console", monospace;
margin: 0; padding: 0;
}

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@ -460,23 +460,26 @@ But only if they need to be cached to avoid double evaluation.</p> <
<span class="nx">parts</span><span class="p">.</span><span class="nx">push</span> <span class="nx">@to</span> <span class="k">if</span> <span class="nx">@to</span> <span class="o">isnt</span> <span class="nx">@toVar</span></pre></div> </td> </tr> <tr id="section-64"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-64">&#182;</a> </div> <p>When compiled normally, the range returns the contents of the <em>for loop</em>
needed to iterate over the values in the range. Used by comprehensions.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileNode</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">@compileVariables</span> <span class="nx">o</span>
<span class="k">return</span> <span class="nx">@compileArray</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="nx">unless</span> <span class="nx">o</span><span class="p">.</span><span class="nx">index</span>
<span class="k">return</span> <span class="nx">@compileSimple</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="k">if</span> <span class="nx">@fromNum</span> <span class="o">and</span> <span class="nx">@toNum</span>
<span class="k">return</span> <span class="nx">@compileArray</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="nx">unless</span> <span class="nx">o</span><span class="p">.</span><span class="nx">index</span>
<span class="k">return</span> <span class="nx">@compileSimple</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="k">if</span> <span class="nx">@fromNum</span> <span class="o">and</span> <span class="nx">@toNum</span>
<span class="nv">idx = </span><span class="nx">del</span> <span class="nx">o</span><span class="p">,</span> <span class="s1">&#39;index&#39;</span>
<span class="nv">step = </span><span class="nx">del</span> <span class="nx">o</span><span class="p">,</span> <span class="s1">&#39;step&#39;</span>
<span class="nv">vars = </span><span class="s2">&quot;#{idx} = #{@from}&quot;</span> <span class="o">+</span> <span class="k">if</span> <span class="nx">@to</span> <span class="o">isnt</span> <span class="nx">@toVar</span> <span class="k">then</span> <span class="s2">&quot;, #{@to}&quot;</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
<span class="nv">stepvar = </span><span class="nx">o</span><span class="p">.</span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s2">&quot;step&quot;</span> <span class="k">if</span> <span class="nx">step</span>
<span class="nv">varPart = </span><span class="s2">&quot;#{idx} = #{@from}&quot;</span> <span class="o">+</span> <span class="p">(</span> <span class="k">if</span> <span class="nx">@to</span> <span class="o">isnt</span> <span class="nx">@toVar</span> <span class="k">then</span> <span class="s2">&quot;, #{@to}&quot;</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span> <span class="p">)</span> <span class="o">+</span> <span class="k">if</span> <span class="nx">step</span> <span class="k">then</span> <span class="s2">&quot;, #{stepvar} = #{step.compile(o)}&quot;</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
<span class="nv">cond = </span><span class="s2">&quot;#{@fromVar} &lt;= #{@toVar}&quot;</span>
<span class="nv">compare = </span><span class="s2">&quot;#{cond} ? #{idx} &lt;#{@equals} #{@toVar} : #{idx} &gt;#{@equals} #{@toVar}&quot;</span>
<span class="nv">incr = </span><span class="k">if</span> <span class="nx">step</span> <span class="k">then</span> <span class="s2">&quot;#{idx} += #{step.compile(o)}&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{cond} ? #{idx}++ : #{idx}--&quot;</span>
<span class="s2">&quot;#{vars}; #{compare}; #{incr}&quot;</span></pre></div> </td> </tr> <tr id="section-65"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-65">&#182;</a> </div> <p>Compile a simple range comprehension, with integers.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileSimple</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">condPart = </span><span class="s2">&quot;#{cond} ? #{idx} &lt;#{@equals} #{@toVar} : #{idx} &gt;#{@equals} #{@toVar}&quot;</span>
<span class="nv">stepPart = </span><span class="k">if</span> <span class="nx">step</span> <span class="k">then</span> <span class="s2">&quot;#{idx} += #{stepvar}&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{cond} ? #{idx}++ : #{idx}--&quot;</span>
<span class="s2">&quot;#{varPart}; #{condPart}; #{stepPart}&quot;</span></pre></div> </td> </tr> <tr id="section-65"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-65">&#182;</a> </div> <p>Compile a simple range comprehension, with integers.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileSimple</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="p">[</span><span class="nx">from</span><span class="p">,</span> <span class="nx">to</span><span class="p">]</span> <span class="o">=</span> <span class="p">[</span><span class="o">+</span><span class="nx">@fromNum</span><span class="p">,</span> <span class="o">+</span><span class="nx">@toNum</span><span class="p">]</span>
<span class="nv">idx = </span><span class="nx">del</span> <span class="nx">o</span><span class="p">,</span> <span class="s1">&#39;index&#39;</span>
<span class="nv">step = </span><span class="nx">del</span> <span class="nx">o</span><span class="p">,</span> <span class="s1">&#39;step&#39;</span>
<span class="nx">step</span> <span class="o">and=</span> <span class="s2">&quot;#{idx} += #{step.compile(o)}&quot;</span>
<span class="k">if</span> <span class="nx">from</span> <span class="o">&lt;=</span> <span class="nx">to</span>
<span class="s2">&quot;#{idx} = #{from}; #{idx} &lt;#{@equals} #{to}; #{step or &quot;</span><span class="c1">#{idx}++&quot;}&quot;</span>
<span class="k">else</span>
<span class="s2">&quot;#{idx} = #{from}; #{idx} &gt;#{@equals} #{to}; #{step or &quot;</span><span class="c1">#{idx}--&quot;}&quot;</span></pre></div> </td> </tr> <tr id="section-66"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-66">&#182;</a> </div> <p>When used as a value, expand the range into the equivalent array.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileArray</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">stepvar = </span><span class="nx">o</span><span class="p">.</span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s2">&quot;step&quot;</span> <span class="k">if</span> <span class="nx">step</span>
<span class="nv">varPart = </span><span class="s2">&quot;#{idx} = #{from}&quot;</span>
<span class="nx">varPart</span> <span class="o">+=</span> <span class="s2">&quot;, #{stepvar} = #{step.compile(o)}&quot;</span> <span class="k">if</span> <span class="nx">step</span>
<span class="nv">condPart = </span><span class="k">if</span> <span class="nx">from</span> <span class="o">&lt;=</span> <span class="nx">to</span> <span class="k">then</span> <span class="s2">&quot;#{idx} &lt;#{@equals} #{to}&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{idx} &gt;#{@equals} #{to}&quot;</span>
<span class="nv">stepPart = </span><span class="s2">&quot;#{idx} += #{stepvar}&quot;</span> <span class="k">if</span> <span class="nx">step</span>
<span class="nv">stepPart = </span><span class="p">(</span> <span class="k">if</span> <span class="nx">from</span> <span class="o">&lt;=</span> <span class="nx">to</span> <span class="k">then</span> <span class="s2">&quot;#{idx}++&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{idx}--&quot;</span> <span class="p">)</span> <span class="k">if</span> <span class="o">not</span> <span class="nx">step</span>
<span class="s2">&quot;#{varPart}; #{condPart}; #{stepPart}&quot;</span></pre></div> </td> </tr> <tr id="section-66"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-66">&#182;</a> </div> <p>When used as a value, expand the range into the equivalent array.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileArray</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">if</span> <span class="nx">@fromNum</span> <span class="o">and</span> <span class="nx">@toNum</span> <span class="o">and</span> <span class="nb">Math</span><span class="p">.</span><span class="nx">abs</span><span class="p">(</span><span class="nx">@fromNum</span> <span class="o">-</span> <span class="nx">@toNum</span><span class="p">)</span> <span class="o">&lt;=</span> <span class="mi">20</span>
<span class="nv">range = </span><span class="p">[</span><span class="o">+</span><span class="nx">@fromNum</span><span class="p">..</span><span class="o">+</span><span class="nx">@toNum</span><span class="p">]</span>
<span class="nx">range</span><span class="p">.</span><span class="nx">pop</span><span class="p">()</span> <span class="k">if</span> <span class="nx">@exclusive</span>
@ -595,10 +598,10 @@ constructor.</p> </td> <td class="code"> <
<span class="k">if</span> <span class="nx">@boundFuncs</span><span class="p">.</span><span class="nx">length</span>
<span class="k">for</span> <span class="nx">bvar</span> <span class="k">in</span> <span class="nx">@boundFuncs</span>
<span class="nv">bname = </span><span class="nx">bvar</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span>
<span class="nx">@ctor</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">unshift</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s2">&quot;this.#{bname} = #{utility &#39;bind&#39;}(this.#{bname}, this);&quot;</span></pre></div> </td> </tr> <tr id="section-79"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-79">&#182;</a> </div> <p>Merge the properties from a top-level object as prototypal properties
on the class.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">addProperties</span><span class="o">:</span> <span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">@ctor</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">unshift</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s2">&quot;this.#{bname} = #{utility &#39;bind&#39;}(this.#{bname}, this)&quot;</span></pre></div> </td> </tr> <tr id="section-79"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-79">&#182;</a> </div> <p>Merge the properties from a top-level object as prototypal properties
on the class.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">addProperties</span><span class="o">:</span> <span class="p">(</span><span class="nx">node</span><span class="p">,</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">props = </span><span class="nx">node</span><span class="p">.</span><span class="nx">base</span><span class="p">.</span><span class="nx">properties</span><span class="p">.</span><span class="nx">slice</span> <span class="mi">0</span>
<span class="k">while</span> <span class="nv">assign = </span><span class="nx">props</span><span class="p">.</span><span class="nx">shift</span><span class="p">()</span>
<span class="nv">exprs = </span><span class="k">while</span> <span class="nv">assign = </span><span class="nx">props</span><span class="p">.</span><span class="nx">shift</span><span class="p">()</span>
<span class="k">if</span> <span class="nx">assign</span> <span class="k">instanceof</span> <span class="nx">Assign</span>
<span class="nv">base = </span><span class="nx">assign</span><span class="p">.</span><span class="nx">variable</span><span class="p">.</span><span class="nx">base</span>
<span class="k">delete</span> <span class="nx">assign</span><span class="p">.</span><span class="nx">context</span>
@ -611,25 +614,28 @@ on the class.</p> </td> <td class="code">
<span class="k">if</span> <span class="nx">func</span> <span class="k">instanceof</span> <span class="nx">Code</span>
<span class="nv">assign = </span><span class="vi">@ctor = </span><span class="nx">func</span>
<span class="k">else</span>
<span class="nv">assign = </span><span class="vi">@ctor = </span><span class="k">new</span> <span class="nx">Assign</span><span class="p">(</span><span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span> <span class="nx">name</span><span class="p">),</span> <span class="nx">func</span><span class="p">)</span>
<span class="vi">@externalCtor = </span><span class="nx">o</span><span class="p">.</span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;class&#39;</span>
<span class="nv">assign = </span><span class="k">new</span> <span class="nx">Assign</span> <span class="k">new</span> <span class="nx">Literal</span><span class="p">(</span><span class="nx">@externalCtor</span><span class="p">),</span> <span class="nx">func</span>
<span class="k">else</span>
<span class="nx">unless</span> <span class="nx">assign</span><span class="p">.</span><span class="nx">variable</span><span class="p">.</span><span class="k">this</span>
<span class="nv">assign.variable = </span><span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span><span class="p">(</span><span class="nx">name</span><span class="p">),</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Access</span><span class="p">(</span><span class="nx">base</span><span class="p">,</span> <span class="s1">&#39;proto&#39;</span><span class="p">)])</span>
<span class="k">if</span> <span class="nx">func</span> <span class="k">instanceof</span> <span class="nx">Code</span> <span class="o">and</span> <span class="nx">func</span><span class="p">.</span><span class="nx">bound</span>
<span class="nx">@boundFuncs</span><span class="p">.</span><span class="nx">push</span> <span class="nx">base</span>
<span class="nv">func.bound = </span><span class="kc">no</span>
<span class="nx">assign</span></pre></div> </td> </tr> <tr id="section-80"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-80">&#182;</a> </div> <p>Walk the body of the class, looking for prototype properties to be converted.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">walkBody</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">assign</span>
<span class="nx">compact</span> <span class="nx">exprs</span></pre></div> </td> </tr> <tr id="section-80"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-80">&#182;</a> </div> <p>Walk the body of the class, looking for prototype properties to be converted.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">walkBody</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">@traverseChildren</span> <span class="kc">false</span><span class="p">,</span> <span class="p">(</span><span class="nx">child</span><span class="p">)</span> <span class="o">=&gt;</span>
<span class="k">return</span> <span class="kc">false</span> <span class="k">if</span> <span class="nx">child</span> <span class="k">instanceof</span> <span class="nx">Class</span>
<span class="k">if</span> <span class="nx">child</span> <span class="k">instanceof</span> <span class="nx">Block</span>
<span class="k">for</span> <span class="nx">node</span><span class="p">,</span> <span class="nx">i</span> <span class="k">in</span> <span class="nv">exps = </span><span class="nx">child</span><span class="p">.</span><span class="nx">expressions</span>
<span class="k">if</span> <span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Value</span> <span class="o">and</span> <span class="nx">node</span><span class="p">.</span><span class="nx">isObject</span><span class="p">(</span><span class="kc">true</span><span class="p">)</span>
<span class="nx">exps</span><span class="p">[</span><span class="nx">i</span><span class="p">]</span> <span class="o">=</span> <span class="nx">@addProperties</span> <span class="nx">node</span><span class="p">,</span> <span class="nx">name</span>
<span class="nx">exps</span><span class="p">[</span><span class="nx">i</span><span class="p">]</span> <span class="o">=</span> <span class="nx">@addProperties</span> <span class="nx">node</span><span class="p">,</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">o</span>
<span class="nv">child.expressions = exps = </span><span class="nx">flatten</span> <span class="nx">exps</span></pre></div> </td> </tr> <tr id="section-81"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-81">&#182;</a> </div> <p>Make sure that a constructor is defined for the class, and properly
configured.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">ensureConstructor</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">if</span> <span class="o">not</span> <span class="nx">@ctor</span>
<span class="vi">@ctor = </span><span class="k">new</span> <span class="nx">Code</span>
<span class="nx">@ctor</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">push</span> <span class="k">new</span> <span class="nx">Call</span> <span class="s1">&#39;super&#39;</span><span class="p">,</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Splat</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;arguments&#39;</span><span class="p">]</span> <span class="k">if</span> <span class="nx">@parent</span>
<span class="nx">@ctor</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">push</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s2">&quot;#{name}.__super__.constructor.apply(this, arguments)&quot;</span> <span class="k">if</span> <span class="nx">@parent</span>
<span class="nx">@ctor</span><span class="p">.</span><span class="nx">body</span><span class="p">.</span><span class="nx">push</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s2">&quot;return #{@externalCtor}.apply(this, arguments)&quot;</span> <span class="k">if</span> <span class="nx">@externalCtor</span>
<span class="nx">@body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">unshift</span> <span class="nx">@ctor</span>
<span class="vi">@ctor.ctor = @ctor.name = </span><span class="nx">name</span>
<span class="vi">@ctor.klass = </span><span class="kc">null</span>
@ -641,9 +647,10 @@ constructor, property assignments, and inheritance getting built out below.</p>
<span class="nv">lname = </span><span class="k">new</span> <span class="nx">Literal</span> <span class="nx">name</span>
<span class="nx">@setContext</span> <span class="nx">name</span>
<span class="nx">@walkBody</span> <span class="nx">name</span>
<span class="nx">@walkBody</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">o</span>
<span class="nx">@ensureConstructor</span> <span class="nx">name</span>
<span class="nx">@body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">splice</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="k">new</span> <span class="nx">Extends</span><span class="p">(</span><span class="nx">lname</span><span class="p">,</span> <span class="nx">@parent</span><span class="p">)</span> <span class="k">if</span> <span class="nx">@parent</span>
<span class="nx">@body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">unshift</span> <span class="k">new</span> <span class="nx">Extends</span> <span class="nx">lname</span><span class="p">,</span> <span class="nx">@parent</span> <span class="k">if</span> <span class="nx">@parent</span>
<span class="nx">@body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">unshift</span> <span class="nx">@ctor</span> <span class="nx">unless</span> <span class="nx">@ctor</span> <span class="k">instanceof</span> <span class="nx">Code</span>
<span class="nx">@body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">push</span> <span class="nx">lname</span>
<span class="nx">@addBoundFunctions</span> <span class="nx">o</span>
@ -1146,50 +1153,51 @@ you can map and filter in a single pass.</p> </td> <td c
loop, filtering, stepping, and result saving for array, object, and range
comprehensions. Some of the generated code can be shared in common, and
some cannot.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileNode</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">body = </span><span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">@body</span><span class="p">]</span>
<span class="nv">lastJumps = </span><span class="nx">last</span><span class="p">(</span><span class="nx">body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">jumps</span><span class="p">()</span>
<span class="vi">@returns = </span><span class="kc">no</span> <span class="k">if</span> <span class="nx">lastJumps</span> <span class="o">and</span> <span class="nx">lastJumps</span> <span class="k">instanceof</span> <span class="nx">Return</span>
<span class="nv">source = </span><span class="k">if</span> <span class="nx">@range</span> <span class="k">then</span> <span class="nx">@source</span><span class="p">.</span><span class="nx">base</span> <span class="k">else</span> <span class="nx">@source</span>
<span class="nv">scope = </span><span class="nx">o</span><span class="p">.</span><span class="nx">scope</span>
<span class="nv">name = </span><span class="nx">@name</span> <span class="o">and</span> <span class="nx">@name</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nv">index = </span><span class="nx">@index</span> <span class="o">and</span> <span class="nx">@index</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nv">body = </span><span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="nx">@body</span><span class="p">]</span>
<span class="nv">lastJumps = </span><span class="nx">last</span><span class="p">(</span><span class="nx">body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">)</span><span class="o">?</span><span class="p">.</span><span class="nx">jumps</span><span class="p">()</span>
<span class="vi">@returns = </span><span class="kc">no</span> <span class="k">if</span> <span class="nx">lastJumps</span> <span class="o">and</span> <span class="nx">lastJumps</span> <span class="k">instanceof</span> <span class="nx">Return</span>
<span class="nv">source = </span><span class="k">if</span> <span class="nx">@range</span> <span class="k">then</span> <span class="nx">@source</span><span class="p">.</span><span class="nx">base</span> <span class="k">else</span> <span class="nx">@source</span>
<span class="nv">scope = </span><span class="nx">o</span><span class="p">.</span><span class="nx">scope</span>
<span class="nv">name = </span><span class="nx">@name</span> <span class="o">and</span> <span class="nx">@name</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nv">index = </span><span class="nx">@index</span> <span class="o">and</span> <span class="nx">@index</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nx">scope</span><span class="p">.</span><span class="nx">find</span><span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">immediate</span><span class="o">:</span> <span class="kc">yes</span><span class="p">)</span> <span class="k">if</span> <span class="nx">name</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">@pattern</span>
<span class="nx">scope</span><span class="p">.</span><span class="nx">find</span><span class="p">(</span><span class="nx">index</span><span class="p">,</span> <span class="nx">immediate</span><span class="o">:</span> <span class="kc">yes</span><span class="p">)</span> <span class="k">if</span> <span class="nx">index</span>
<span class="nv">rvar = </span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;results&#39;</span> <span class="k">if</span> <span class="nx">@returns</span>
<span class="nv">ivar = </span><span class="p">(</span><span class="k">if</span> <span class="nx">@range</span> <span class="k">then</span> <span class="nx">name</span> <span class="k">else</span> <span class="nx">index</span><span class="p">)</span> <span class="o">or</span> <span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;i&#39;</span>
<span class="nv">name = </span><span class="nx">ivar</span> <span class="k">if</span> <span class="nx">@pattern</span>
<span class="nv">varPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">guardPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">defPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">idt1 = </span><span class="nx">@tab</span> <span class="o">+</span> <span class="nx">TAB</span>
<span class="nv">rvar = </span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;results&#39;</span> <span class="k">if</span> <span class="nx">@returns</span>
<span class="nv">ivar = </span><span class="p">(</span><span class="k">if</span> <span class="nx">@range</span> <span class="k">then</span> <span class="nx">name</span> <span class="k">else</span> <span class="nx">index</span><span class="p">)</span> <span class="o">or</span> <span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;i&#39;</span></pre></div> </td> </tr> <tr id="section-127"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-127">&#182;</a> </div> <p>the <code>_by</code> variable is created twice in <code>Range</code>s if we don't prevent it from being declared here</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">stepvar = </span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s2">&quot;step&quot;</span> <span class="k">if</span> <span class="nx">@step</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">@range</span>
<span class="nv">name = </span><span class="nx">ivar</span> <span class="k">if</span> <span class="nx">@pattern</span>
<span class="nv">varPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">guardPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">defPart = </span><span class="s1">&#39;&#39;</span>
<span class="nv">idt1 = </span><span class="nx">@tab</span> <span class="o">+</span> <span class="nx">TAB</span>
<span class="k">if</span> <span class="nx">@range</span>
<span class="nv">forPart = </span><span class="nx">source</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">merge</span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="p">{</span><span class="nx">index</span><span class="o">:</span> <span class="nx">ivar</span><span class="p">,</span> <span class="nx">@step</span><span class="p">})</span>
<span class="k">else</span>
<span class="nv">svar = </span><span class="nx">@source</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nv">svar = </span><span class="nx">@source</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="k">if</span> <span class="p">(</span><span class="nx">name</span> <span class="o">or</span> <span class="nx">@own</span><span class="p">)</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">IDENTIFIER</span><span class="p">.</span><span class="nx">test</span> <span class="nx">svar</span>
<span class="nv">defPart = </span><span class="s2">&quot;#{@tab}#{ref = scope.freeVariable &#39;ref&#39;} = #{svar};\n&quot;</span>
<span class="nv">svar = </span><span class="nx">ref</span>
<span class="nv">defPart = </span><span class="s2">&quot;#{@tab}#{ref = scope.freeVariable &#39;ref&#39;} = #{svar};\n&quot;</span>
<span class="nv">svar = </span><span class="nx">ref</span>
<span class="k">if</span> <span class="nx">name</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">@pattern</span>
<span class="nv">namePart = </span><span class="s2">&quot;#{name} = #{svar}[#{ivar}]&quot;</span>
<span class="nv">namePart = </span><span class="s2">&quot;#{name} = #{svar}[#{ivar}]&quot;</span>
<span class="nx">unless</span> <span class="nx">@object</span>
<span class="nv">lvar = </span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;len&#39;</span>
<span class="nv">stepPart = </span><span class="k">if</span> <span class="nx">@step</span> <span class="k">then</span> <span class="s2">&quot;#{ivar} += #{ @step.compile(o, LEVEL_OP) }&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{ivar}++&quot;</span>
<span class="nv">forPart = </span><span class="s2">&quot;#{ivar} = 0, #{lvar} = #{svar}.length; #{ivar} &lt; #{lvar}; #{stepPart}&quot;</span>
<span class="nv">lvar = </span><span class="nx">scope</span><span class="p">.</span><span class="nx">freeVariable</span> <span class="s1">&#39;len&#39;</span>
<span class="nv">forVarPart = </span><span class="s2">&quot;#{ivar} = 0, #{lvar} = #{svar}.length&quot;</span> <span class="o">+</span> <span class="k">if</span> <span class="nx">@step</span> <span class="k">then</span> <span class="s2">&quot;, #{stepvar} = #{@step.compile(o, LEVEL_OP)}&quot;</span> <span class="k">else</span> <span class="s1">&#39;&#39;</span>
<span class="nv">stepPart = </span><span class="k">if</span> <span class="nx">@step</span> <span class="k">then</span> <span class="s2">&quot;#{ivar} += #{stepvar}&quot;</span> <span class="k">else</span> <span class="s2">&quot;#{ivar}++&quot;</span>
<span class="nv">forPart = </span><span class="s2">&quot;#{forVarPart}; #{ivar} &lt; #{lvar}; #{stepPart}&quot;</span>
<span class="k">if</span> <span class="nx">@returns</span>
<span class="nv">resultPart = </span><span class="s2">&quot;#{@tab}#{rvar} = [];\n&quot;</span>
<span class="nv">returnResult = </span><span class="s2">&quot;\n#{@tab}return #{rvar};&quot;</span>
<span class="nv">body = </span><span class="nx">Push</span><span class="p">.</span><span class="nx">wrap</span> <span class="nx">rvar</span><span class="p">,</span> <span class="nx">body</span>
<span class="nv">resultPart = </span><span class="s2">&quot;#{@tab}#{rvar} = [];\n&quot;</span>
<span class="nv">returnResult = </span><span class="s2">&quot;\n#{@tab}return #{rvar};&quot;</span>
<span class="nv">body = </span><span class="nx">Push</span><span class="p">.</span><span class="nx">wrap</span> <span class="nx">rvar</span><span class="p">,</span> <span class="nx">body</span>
<span class="k">if</span> <span class="nx">@guard</span>
<span class="nv">body = </span><span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="k">new</span> <span class="nx">If</span> <span class="nx">@guard</span><span class="p">,</span> <span class="nx">body</span><span class="p">]</span>
<span class="nv">body = </span><span class="nx">Block</span><span class="p">.</span><span class="nx">wrap</span> <span class="p">[</span><span class="k">new</span> <span class="nx">If</span> <span class="nx">@guard</span><span class="p">,</span> <span class="nx">body</span><span class="p">]</span>
<span class="k">if</span> <span class="nx">@pattern</span>
<span class="nx">body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">unshift</span> <span class="k">new</span> <span class="nx">Assign</span> <span class="nx">@name</span><span class="p">,</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s2">&quot;#{svar}[#{ivar}]&quot;</span>
<span class="nx">defPart</span> <span class="o">+=</span> <span class="nx">@pluckDirectCall</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">body</span>
<span class="nv">varPart = </span><span class="s2">&quot;\n#{idt1}#{namePart};&quot;</span> <span class="k">if</span> <span class="nx">namePart</span>
<span class="nx">defPart</span> <span class="o">+=</span> <span class="nx">@pluckDirectCall</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">body</span>
<span class="nv">varPart = </span><span class="s2">&quot;\n#{idt1}#{namePart};&quot;</span> <span class="k">if</span> <span class="nx">namePart</span>
<span class="k">if</span> <span class="nx">@object</span>
<span class="nv">forPart = </span><span class="s2">&quot;#{ivar} in #{svar}&quot;</span>
<span class="nv">guardPart = </span><span class="s2">&quot;\n#{idt1}if (!#{utility(&#39;hasProp&#39;)}.call(#{svar}, #{ivar})) continue;&quot;</span> <span class="k">if</span> <span class="nx">@own</span>
<span class="nv">body = </span><span class="nx">body</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">merge</span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">indent</span><span class="o">:</span> <span class="nx">idt1</span><span class="p">),</span> <span class="nx">LEVEL_TOP</span>
<span class="nv">body = </span><span class="s1">&#39;\n&#39;</span> <span class="o">+</span> <span class="nx">body</span> <span class="o">+</span> <span class="s1">&#39;\n&#39;</span> <span class="k">if</span> <span class="nx">body</span>
<span class="nv">forPart = </span><span class="s2">&quot;#{ivar} in #{svar}&quot;</span>
<span class="nv">guardPart = </span><span class="s2">&quot;\n#{idt1}if (!#{utility(&#39;hasProp&#39;)}.call(#{svar}, #{ivar})) continue;&quot;</span> <span class="k">if</span> <span class="nx">@own</span>
<span class="nv">body = </span><span class="nx">body</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">merge</span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">indent</span><span class="o">:</span> <span class="nx">idt1</span><span class="p">),</span> <span class="nx">LEVEL_TOP</span>
<span class="nv">body = </span><span class="s1">&#39;\n&#39;</span> <span class="o">+</span> <span class="nx">body</span> <span class="o">+</span> <span class="s1">&#39;\n&#39;</span> <span class="k">if</span> <span class="nx">body</span>
<span class="s2">&quot;&quot;&quot;</span>
<span class="s2"> #{defPart}#{resultPart or &#39;&#39;}#{@tab}for (#{forPart}) {#{guardPart}#{varPart}#{body}#{@tab}}#{returnResult or &#39;&#39;}</span>
<span class="s2"> &quot;&quot;&quot;</span>
@ -1213,7 +1221,7 @@ some cannot.</p> </td> <td class="code"> <
<span class="nx">args</span><span class="p">.</span><span class="nx">unshift</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;this&#39;</span>
<span class="nx">body</span><span class="p">.</span><span class="nx">expressions</span><span class="p">[</span><span class="nx">idx</span><span class="p">]</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">Call</span> <span class="nx">base</span><span class="p">,</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">args</span>
<span class="nx">defs</span> <span class="o">+=</span> <span class="nx">@tab</span> <span class="o">+</span> <span class="k">new</span> <span class="nx">Assign</span><span class="p">(</span><span class="nx">ref</span><span class="p">,</span> <span class="nx">fn</span><span class="p">).</span><span class="nx">compile</span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_TOP</span><span class="p">)</span> <span class="o">+</span> <span class="s1">&#39;;\n&#39;</span>
<span class="nx">defs</span></pre></div> </td> </tr> <tr id="section-127"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-127">&#182;</a> </div> <h3>Switch</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-128"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-128">&#182;</a> </div> <p>A JavaScript <em>switch</em> statement. Converts into a returnable expression on-demand.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.Switch = </span><span class="nx">class</span> <span class="nx">Switch</span> <span class="k">extends</span> <span class="nx">Base</span>
<span class="nx">defs</span></pre></div> </td> </tr> <tr id="section-128"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-128">&#182;</a> </div> <h3>Switch</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-129"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-129">&#182;</a> </div> <p>A JavaScript <em>switch</em> statement. Converts into a returnable expression on-demand.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">exports.Switch = </span><span class="nx">class</span> <span class="nx">Switch</span> <span class="k">extends</span> <span class="nx">Base</span>
<span class="nx">constructor</span><span class="o">:</span> <span class="p">(</span><span class="nx">@subject</span><span class="p">,</span> <span class="nx">@cases</span><span class="p">,</span> <span class="nx">@otherwise</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">children</span><span class="o">:</span> <span class="p">[</span><span class="s1">&#39;subject&#39;</span><span class="p">,</span> <span class="s1">&#39;cases&#39;</span><span class="p">,</span> <span class="s1">&#39;otherwise&#39;</span><span class="p">]</span>
@ -1244,7 +1252,7 @@ some cannot.</p> </td> <td class="code"> <
<span class="k">continue</span> <span class="k">if</span> <span class="nx">expr</span> <span class="k">instanceof</span> <span class="nx">Return</span> <span class="o">or</span> <span class="p">(</span><span class="nx">expr</span> <span class="k">instanceof</span> <span class="nx">Literal</span> <span class="o">and</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">jumps</span><span class="p">()</span> <span class="o">and</span> <span class="nx">expr</span><span class="p">.</span><span class="nx">value</span> <span class="o">isnt</span> <span class="s1">&#39;debugger&#39;</span><span class="p">)</span>
<span class="nx">code</span> <span class="o">+=</span> <span class="nx">idt2</span> <span class="o">+</span> <span class="s1">&#39;break;\n&#39;</span>
<span class="nx">code</span> <span class="o">+=</span> <span class="nx">idt1</span> <span class="o">+</span> <span class="s2">&quot;default:\n#{ @otherwise.compile o, LEVEL_TOP }\n&quot;</span> <span class="k">if</span> <span class="nx">@otherwise</span> <span class="o">and</span> <span class="nx">@otherwise</span><span class="p">.</span><span class="nx">expressions</span><span class="p">.</span><span class="nx">length</span>
<span class="nx">code</span> <span class="o">+</span> <span class="nx">@tab</span> <span class="o">+</span> <span class="s1">&#39;}&#39;</span></pre></div> </td> </tr> <tr id="section-129"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-129">&#182;</a> </div> <h3>If</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-130"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-130">&#182;</a> </div> <p><em>If/else</em> statements. Acts as an expression by pushing down requested returns
<span class="nx">code</span> <span class="o">+</span> <span class="nx">@tab</span> <span class="o">+</span> <span class="s1">&#39;}&#39;</span></pre></div> </td> </tr> <tr id="section-130"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-130">&#182;</a> </div> <h3>If</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-131"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-131">&#182;</a> </div> <p><em>If/else</em> statements. Acts as an expression by pushing down requested returns
to the last line of each clause.</p>
<p>Single-expression <strong>Ifs</strong> are compiled into conditional operators if possible,
@ -1258,13 +1266,13 @@ because ternaries are already proper expressions, and don't need conversion.</p>
<span class="nx">children</span><span class="o">:</span> <span class="p">[</span><span class="s1">&#39;condition&#39;</span><span class="p">,</span> <span class="s1">&#39;body&#39;</span><span class="p">,</span> <span class="s1">&#39;elseBody&#39;</span><span class="p">]</span>
<span class="nx">bodyNode</span><span class="o">:</span> <span class="o">-&gt;</span> <span class="nx">@body</span><span class="o">?</span><span class="p">.</span><span class="nx">unwrap</span><span class="p">()</span>
<span class="nx">elseBodyNode</span><span class="o">:</span> <span class="o">-&gt;</span> <span class="nx">@elseBody</span><span class="o">?</span><span class="p">.</span><span class="nx">unwrap</span><span class="p">()</span></pre></div> </td> </tr> <tr id="section-131"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-131">&#182;</a> </div> <p>Rewrite a chain of <strong>Ifs</strong> to add a default case as the final <em>else</em>.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">addElse</span><span class="o">:</span> <span class="p">(</span><span class="nx">elseBody</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">elseBodyNode</span><span class="o">:</span> <span class="o">-&gt;</span> <span class="nx">@elseBody</span><span class="o">?</span><span class="p">.</span><span class="nx">unwrap</span><span class="p">()</span></pre></div> </td> </tr> <tr id="section-132"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-132">&#182;</a> </div> <p>Rewrite a chain of <strong>Ifs</strong> to add a default case as the final <em>else</em>.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">addElse</span><span class="o">:</span> <span class="p">(</span><span class="nx">elseBody</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">if</span> <span class="nx">@isChain</span>
<span class="nx">@elseBodyNode</span><span class="p">().</span><span class="nx">addElse</span> <span class="nx">elseBody</span>
<span class="k">else</span>
<span class="vi">@isChain = </span><span class="nx">elseBody</span> <span class="k">instanceof</span> <span class="nx">If</span>
<span class="vi">@elseBody = </span><span class="nx">@ensureBlock</span> <span class="nx">elseBody</span>
<span class="k">this</span></pre></div> </td> </tr> <tr id="section-132"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-132">&#182;</a> </div> <p>The <strong>If</strong> only compiles into a statement if either of its bodies needs
<span class="k">this</span></pre></div> </td> </tr> <tr id="section-133"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-133">&#182;</a> </div> <p>The <strong>If</strong> only compiles into a statement if either of its bodies needs
to be a statement. Otherwise a conditional operator is safe.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">isStatement</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nx">o</span><span class="o">?</span><span class="p">.</span><span class="nx">level</span> <span class="o">is</span> <span class="nx">LEVEL_TOP</span> <span class="o">or</span>
<span class="nx">@bodyNode</span><span class="p">().</span><span class="nx">isStatement</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">or</span> <span class="nx">@elseBodyNode</span><span class="p">()</span><span class="o">?</span><span class="p">.</span><span class="nx">isStatement</span><span class="p">(</span><span class="nx">o</span><span class="p">)</span>
@ -1280,7 +1288,7 @@ to be a statement. Otherwise a conditional operator is safe.</p> </t
<span class="k">this</span>
<span class="nx">ensureBlock</span><span class="o">:</span> <span class="p">(</span><span class="nx">node</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">if</span> <span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Block</span> <span class="k">then</span> <span class="nx">node</span> <span class="k">else</span> <span class="k">new</span> <span class="nx">Block</span> <span class="p">[</span><span class="nx">node</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-133"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-133">&#182;</a> </div> <p>Compile the <strong>If</strong> as a regular <em>if-else</em> statement. Flattened chains
<span class="k">if</span> <span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Block</span> <span class="k">then</span> <span class="nx">node</span> <span class="k">else</span> <span class="k">new</span> <span class="nx">Block</span> <span class="p">[</span><span class="nx">node</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-134"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-134">&#182;</a> </div> <p>Compile the <strong>If</strong> as a regular <em>if-else</em> statement. Flattened chains
force inner <em>else</em> bodies into statement form.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileStatement</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">child = </span><span class="nx">del</span> <span class="nx">o</span><span class="p">,</span> <span class="s1">&#39;chainChild&#39;</span>
<span class="nv">cond = </span><span class="nx">@condition</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_PAREN</span>
@ -1295,7 +1303,7 @@ force inner <em>else</em> bodies into statement form.</p> </td>
<span class="nv">o.chainChild = </span><span class="kc">yes</span>
<span class="nx">@elseBody</span><span class="p">.</span><span class="nx">unwrap</span><span class="p">().</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_TOP</span>
<span class="k">else</span>
<span class="s2">&quot;{\n#{ @elseBody.compile o, LEVEL_TOP }\n#{@tab}}&quot;</span></pre></div> </td> </tr> <tr id="section-134"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-134">&#182;</a> </div> <p>Compile the If as a conditional operator.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileExpression</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="s2">&quot;{\n#{ @elseBody.compile o, LEVEL_TOP }\n#{@tab}}&quot;</span></pre></div> </td> </tr> <tr id="section-135"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-135">&#182;</a> </div> <p>Compile the If as a conditional operator.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">compileExpression</span><span class="o">:</span> <span class="p">(</span><span class="nx">o</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">cond = </span><span class="nx">@condition</span><span class="p">.</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_COND</span>
<span class="nv">body = </span><span class="nx">@bodyNode</span><span class="p">().</span><span class="nx">compile</span> <span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span>
<span class="nv">alt = </span><span class="k">if</span> <span class="nx">@elseBodyNode</span><span class="p">()</span> <span class="k">then</span> <span class="nx">@elseBodyNode</span><span class="p">().</span><span class="nx">compile</span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">LEVEL_LIST</span><span class="p">)</span> <span class="k">else</span> <span class="s1">&#39;void 0&#39;</span>
@ -1303,14 +1311,14 @@ force inner <em>else</em> bodies into statement form.</p> </td>
<span class="k">if</span> <span class="nx">o</span><span class="p">.</span><span class="nx">level</span> <span class="o">&gt;=</span> <span class="nx">LEVEL_COND</span> <span class="k">then</span> <span class="s2">&quot;(#{code})&quot;</span> <span class="k">else</span> <span class="nx">code</span>
<span class="nx">unfoldSoak</span><span class="o">:</span> <span class="o">-&gt;</span>
<span class="nx">@soak</span> <span class="o">and</span> <span class="k">this</span></pre></div> </td> </tr> <tr id="section-135"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-135">&#182;</a> </div> <h2>Faux-Nodes</h2>
<span class="nx">@soak</span> <span class="o">and</span> <span class="k">this</span></pre></div> </td> </tr> <tr id="section-136"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-136">&#182;</a> </div> <h2>Faux-Nodes</h2>
<p>Faux-nodes are never created by the grammar, but are used during code
generation to generate other combinations of nodes.</p> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-136"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-136">&#182;</a> </div> <h3>Push</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-137"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-137">&#182;</a> </div> <p>The <strong>Push</strong> creates the tree for <code>array.push(value)</code>,
generation to generate other combinations of nodes.</p> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-137"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-137">&#182;</a> </div> <h3>Push</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-138"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-138">&#182;</a> </div> <p>The <strong>Push</strong> creates the tree for <code>array.push(value)</code>,
which is helpful for recording the result arrays from comprehensions.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">Push =</span>
<span class="nx">wrap</span><span class="o">:</span> <span class="p">(</span><span class="nx">name</span><span class="p">,</span> <span class="nx">exps</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">return</span> <span class="nx">exps</span> <span class="k">if</span> <span class="nx">exps</span><span class="p">.</span><span class="nx">isEmpty</span><span class="p">()</span> <span class="o">or</span> <span class="nx">last</span><span class="p">(</span><span class="nx">exps</span><span class="p">.</span><span class="nx">expressions</span><span class="p">).</span><span class="nx">jumps</span><span class="p">()</span>
<span class="nx">exps</span><span class="p">.</span><span class="nx">push</span> <span class="k">new</span> <span class="nx">Call</span> <span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span><span class="p">(</span><span class="nx">name</span><span class="p">),</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Access</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;push&#39;</span><span class="p">]),</span> <span class="p">[</span><span class="nx">exps</span><span class="p">.</span><span class="nx">pop</span><span class="p">()]</span></pre></div> </td> </tr> <tr id="section-138"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-138">&#182;</a> </div> <h3>Closure</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-139"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-139">&#182;</a> </div> <p>A faux-node used to wrap an expressions body in a closure.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">Closure =</span></pre></div> </td> </tr> <tr id="section-140"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-140">&#182;</a> </div> <p>Wrap the expressions body, unless it contains a pure statement,
<span class="nx">exps</span><span class="p">.</span><span class="nx">push</span> <span class="k">new</span> <span class="nx">Call</span> <span class="k">new</span> <span class="nx">Value</span><span class="p">(</span><span class="k">new</span> <span class="nx">Literal</span><span class="p">(</span><span class="nx">name</span><span class="p">),</span> <span class="p">[</span><span class="k">new</span> <span class="nx">Access</span> <span class="k">new</span> <span class="nx">Literal</span> <span class="s1">&#39;push&#39;</span><span class="p">]),</span> <span class="p">[</span><span class="nx">exps</span><span class="p">.</span><span class="nx">pop</span><span class="p">()]</span></pre></div> </td> </tr> <tr id="section-139"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-139">&#182;</a> </div> <h3>Closure</h3> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-140"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-140">&#182;</a> </div> <p>A faux-node used to wrap an expressions body in a closure.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">Closure =</span></pre></div> </td> </tr> <tr id="section-141"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-141">&#182;</a> </div> <p>Wrap the expressions body, unless it contains a pure statement,
in which case, no dice. If the body mentions <code>this</code> or <code>arguments</code>,
then make sure that the closure wrapper preserves the original values.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">wrap</span><span class="o">:</span> <span class="p">(</span><span class="nx">expressions</span><span class="p">,</span> <span class="nx">statement</span><span class="p">,</span> <span class="nx">noReturn</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">return</span> <span class="nx">expressions</span> <span class="k">if</span> <span class="nx">expressions</span><span class="p">.</span><span class="nx">jumps</span><span class="p">()</span>
@ -1329,11 +1337,11 @@ then make sure that the closure wrapper preserves the original values.</p>
<span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Literal</span> <span class="o">and</span> <span class="nx">node</span><span class="p">.</span><span class="nx">value</span> <span class="o">is</span> <span class="s1">&#39;arguments&#39;</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">node</span><span class="p">.</span><span class="nx">asKey</span>
<span class="nx">literalThis</span><span class="o">:</span> <span class="p">(</span><span class="nx">node</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="p">(</span><span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Literal</span> <span class="o">and</span> <span class="nx">node</span><span class="p">.</span><span class="nx">value</span> <span class="o">is</span> <span class="s1">&#39;this&#39;</span> <span class="o">and</span> <span class="o">not</span> <span class="nx">node</span><span class="p">.</span><span class="nx">asKey</span><span class="p">)</span> <span class="o">or</span>
<span class="p">(</span><span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Code</span> <span class="o">and</span> <span class="nx">node</span><span class="p">.</span><span class="nx">bound</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-141"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-141">&#182;</a> </div> <p>Unfold a node's child if soak, then tuck the node under created <code>If</code></p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">unfoldSoak = </span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">parent</span><span class="p">,</span> <span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="p">(</span><span class="nx">node</span> <span class="k">instanceof</span> <span class="nx">Code</span> <span class="o">and</span> <span class="nx">node</span><span class="p">.</span><span class="nx">bound</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-142"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-142">&#182;</a> </div> <p>Unfold a node's child if soak, then tuck the node under created <code>If</code></p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">unfoldSoak = </span><span class="p">(</span><span class="nx">o</span><span class="p">,</span> <span class="nx">parent</span><span class="p">,</span> <span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="k">return</span> <span class="nx">unless</span> <span class="nv">ifn = </span><span class="nx">parent</span><span class="p">[</span><span class="nx">name</span><span class="p">].</span><span class="nx">unfoldSoak</span> <span class="nx">o</span>
<span class="nx">parent</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="nx">ifn</span><span class="p">.</span><span class="nx">body</span>
<span class="nv">ifn.body = </span><span class="k">new</span> <span class="nx">Value</span> <span class="nx">parent</span>
<span class="nx">ifn</span></pre></div> </td> </tr> <tr id="section-142"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-142">&#182;</a> </div> <h2>Constants</h2> </td> <td class="code"> <div class="highlight"><pre><span class="nv">UTILITIES =</span></pre></div> </td> </tr> <tr id="section-143"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-143">&#182;</a> </div> <p>Correctly set up a prototype chain for inheritance, including a reference
<span class="nx">ifn</span></pre></div> </td> </tr> <tr id="section-143"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-143">&#182;</a> </div> <h2>Constants</h2> </td> <td class="code"> <div class="highlight"><pre><span class="nv">UTILITIES =</span></pre></div> </td> </tr> <tr id="section-144"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-144">&#182;</a> </div> <p>Correctly set up a prototype chain for inheritance, including a reference
to the superclass for <code>super()</code> calls, and copies of any static properties.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">extends</span><span class="o">:</span> <span class="s1">&#39;&#39;&#39;</span>
<span class="s1"> function(child, parent) {</span>
<span class="s1"> for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; }</span>
@ -1343,26 +1351,26 @@ to the superclass for <code>super()</code> calls, and copies of any static prope
<span class="s1"> child.__super__ = parent.prototype;</span>
<span class="s1"> return child;</span>
<span class="s1"> }</span>
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-144"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-144">&#182;</a> </div> <p>Create a function bound to the current value of "this".</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">bind</span><span class="o">:</span> <span class="s1">&#39;&#39;&#39;</span>
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-145"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-145">&#182;</a> </div> <p>Create a function bound to the current value of "this".</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">bind</span><span class="o">:</span> <span class="s1">&#39;&#39;&#39;</span>
<span class="s1"> function(fn, me){ return function(){ return fn.apply(me, arguments); }; }</span>
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-145"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-145">&#182;</a> </div> <p>Discover if an item is in an array.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">indexOf</span><span class="o">:</span> <span class="s1">&#39;&#39;&#39;</span>
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-146"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-146">&#182;</a> </div> <p>Discover if an item is in an array.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">indexOf</span><span class="o">:</span> <span class="s1">&#39;&#39;&#39;</span>
<span class="s1"> Array.prototype.indexOf || function(item) {</span>
<span class="s1"> for (var i = 0, l = this.length; i &lt; l; i++) {</span>
<span class="s1"> if (this[i] === item) return i;</span>
<span class="s1"> }</span>
<span class="s1"> return -1;</span>
<span class="s1"> }</span>
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-146"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-146">&#182;</a> </div> <p>Shortcuts to speed up the lookup time for native functions.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">hasProp</span><span class="o">:</span> <span class="s1">&#39;Object.prototype.hasOwnProperty&#39;</span>
<span class="nx">slice</span> <span class="o">:</span> <span class="s1">&#39;Array.prototype.slice&#39;</span></pre></div> </td> </tr> <tr id="section-147"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-147">&#182;</a> </div> <p>Levels indicates a node's position in the AST. Useful for knowing if
<span class="s1"> &#39;&#39;&#39;</span></pre></div> </td> </tr> <tr id="section-147"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-147">&#182;</a> </div> <p>Shortcuts to speed up the lookup time for native functions.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">hasProp</span><span class="o">:</span> <span class="s1">&#39;Object.prototype.hasOwnProperty&#39;</span>
<span class="nx">slice</span> <span class="o">:</span> <span class="s1">&#39;Array.prototype.slice&#39;</span></pre></div> </td> </tr> <tr id="section-148"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-148">&#182;</a> </div> <p>Levels indicates a node's position in the AST. Useful for knowing if
parens are necessary or superfluous.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">LEVEL_TOP = </span><span class="mi">1</span> <span class="c1"># ...;</span>
<span class="nv">LEVEL_PAREN = </span><span class="mi">2</span> <span class="c1"># (...)</span>
<span class="nv">LEVEL_LIST = </span><span class="mi">3</span> <span class="c1"># [...]</span>
<span class="nv">LEVEL_COND = </span><span class="mi">4</span> <span class="c1"># ... ? x : y</span>
<span class="nv">LEVEL_OP = </span><span class="mi">5</span> <span class="c1"># !...</span>
<span class="nv">LEVEL_ACCESS = </span><span class="mi">6</span> <span class="c1"># ...[0]</span></pre></div> </td> </tr> <tr id="section-148"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-148">&#182;</a> </div> <p>Tabs are two spaces for pretty printing.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">TAB = </span><span class="s1">&#39; &#39;</span>
<span class="nv">LEVEL_ACCESS = </span><span class="mi">6</span> <span class="c1"># ...[0]</span></pre></div> </td> </tr> <tr id="section-149"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-149">&#182;</a> </div> <p>Tabs are two spaces for pretty printing.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">TAB = </span><span class="s1">&#39; &#39;</span>
<span class="nv">IDENTIFIER = </span><span class="sr">/^[$A-Za-z_\x7f-\uffff][$\w\x7f-\uffff]*$/</span>
<span class="nv">SIMPLENUM = </span><span class="sr">/^[+-]?\d+$/</span></pre></div> </td> </tr> <tr id="section-149"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-149">&#182;</a> </div> <p>Is a literal value a string?</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">IS_STRING = </span><span class="sr">/^[&#39;&quot;]/</span></pre></div> </td> </tr> <tr id="section-150"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-150">&#182;</a> </div> <h2>Utility Functions</h2> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-151"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-151">&#182;</a> </div> <p>Helper for ensuring that utility functions are assigned at the top level.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">utility = </span><span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">SIMPLENUM = </span><span class="sr">/^[+-]?\d+$/</span></pre></div> </td> </tr> <tr id="section-150"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-150">&#182;</a> </div> <p>Is a literal value a string?</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">IS_STRING = </span><span class="sr">/^[&#39;&quot;]/</span></pre></div> </td> </tr> <tr id="section-151"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-151">&#182;</a> </div> <h2>Utility Functions</h2> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-152"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-152">&#182;</a> </div> <p>Helper for ensuring that utility functions are assigned at the top level.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">utility = </span><span class="p">(</span><span class="nx">name</span><span class="p">)</span> <span class="o">-&gt;</span>
<span class="nv">ref = </span><span class="s2">&quot;__#{name}&quot;</span>
<span class="nx">Scope</span><span class="p">.</span><span class="nx">root</span><span class="p">.</span><span class="nx">assign</span> <span class="nx">ref</span><span class="p">,</span> <span class="nx">UTILITIES</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span>
<span class="nx">ref</span>

10
documentation/index.html.erb
View file

@ -131,7 +131,7 @@
<p>
<b>Latest Version:</b>
<a href="http://github.com/jashkenas/coffee-script/tarball/1.1.0">1.1.0</a>
<a href="http://github.com/jashkenas/coffee-script/tarball/1.1.1">1.1.1</a>
</p>
<h2>
@ -1020,6 +1020,14 @@ Expressions
Change Log
</h2>
<p>
<b class="header" style="margin-top: 20px;">1.1.1
<span class="timestamp"> &ndash; <small>May 10, 2011</small></span>
</b>
Bugfix release for classes with external constructor functions, see
issue #1182.
</p>
<p>
<b class="header" style="margin-top: 20px;">1.1.0
<span class="timestamp"> &ndash; <small>May 1, 2011</small></span>

2
documentation/js/block_comment.js
View file

@ -1,4 +1,4 @@
/*
CoffeeScript Compiler v1.1.0
CoffeeScript Compiler v1.1.1
Released under the MIT License
*/

4
documentation/js/classes.js
View file

@ -17,10 +17,10 @@ Animal = (function() {
return Animal;
})();
Snake = (function() {
__extends(Snake, Animal);
function Snake() {
Snake.__super__.constructor.apply(this, arguments);
}
__extends(Snake, Animal);
Snake.prototype.move = function() {
alert("Slithering...");
return Snake.__super__.move.call(this, 5);
@ -28,10 +28,10 @@ Snake = (function() {
return Snake;
})();
Horse = (function() {
__extends(Horse, Animal);
function Horse() {
Horse.__super__.constructor.apply(this, arguments);
}
__extends(Horse, Animal);
Horse.prototype.move = function() {
alert("Galloping...");
return Horse.__super__.move.call(this, 45);

4
extras/coffee-script.js
View file

File diff suppressed because one or more lines are too long

24
index.html
View file

@ -109,7 +109,7 @@
<p>
<b>Latest Version:</b>
<a href="http://github.com/jashkenas/coffee-script/tarball/1.1.0">1.1.0</a>
<a href="http://github.com/jashkenas/coffee-script/tarball/1.1.1">1.1.1</a>
</p>
<h2>
@ -1312,10 +1312,10 @@ Animal <span class="Keyword">=</span> (<span class="Storage">function</span>() {
<span class="Keyword">return</span> Animal;
})();
Snake <span class="Keyword">=</span> (<span class="Storage">function</span>() {
__extends(Snake, Animal);
<span class="Storage">function</span> <span class="FunctionName">Snake</span>() {
Snake.__super__.<span class="LibraryConstant">constructor</span>.<span class="LibraryFunction">apply</span>(<span class="Variable">this</span>, arguments);
}
__extends(Snake, Animal);
<span class="LibraryClassType">Snake</span>.<span class="LibraryConstant">prototype</span>.<span class="FunctionName">move</span> = <span class="Storage">function</span>() {
<span class="LibraryFunction">alert</span>(<span class="String"><span class="String">&quot;</span>Slithering...<span class="String">&quot;</span></span>);
<span class="Keyword">return</span> Snake.__super__.move.<span class="LibraryFunction">call</span>(<span class="Variable">this</span>, <span class="Number">5</span>);
@ -1323,10 +1323,10 @@ Snake <span class="Keyword">=</span> (<span class="Storage">function</span>() {
<span class="Keyword">return</span> Snake;
})();
Horse <span class="Keyword">=</span> (<span class="Storage">function</span>() {
__extends(Horse, Animal);
<span class="Storage">function</span> <span class="FunctionName">Horse</span>() {
Horse.__super__.<span class="LibraryConstant">constructor</span>.<span class="LibraryFunction">apply</span>(<span class="Variable">this</span>, arguments);
}
__extends(Horse, Animal);
<span class="LibraryClassType">Horse</span>.<span class="LibraryConstant">prototype</span>.<span class="FunctionName">move</span> = <span class="Storage">function</span>() {
<span class="LibraryFunction">alert</span>(<span class="String"><span class="String">&quot;</span>Galloping...<span class="String">&quot;</span></span>);
<span class="Keyword">return</span> Horse.__super__.move.<span class="LibraryFunction">call</span>(<span class="Variable">this</span>, <span class="Number">45</span>);
@ -1356,10 +1356,10 @@ Animal = (function() {
return Animal;
})();
Snake = (function() {
__extends(Snake, Animal);
function Snake() {
Snake.__super__.constructor.apply(this, arguments);
}
__extends(Snake, Animal);
Snake.prototype.move = function() {
alert("Slithering...");
return Snake.__super__.move.call(this, 5);
@ -1367,10 +1367,10 @@ Snake = (function() {
return Snake;
})();
Horse = (function() {
__extends(Horse, Animal);
function Horse() {
Horse.__super__.constructor.apply(this, arguments);
}
__extends(Horse, Animal);
Horse.prototype.move = function() {
alert("Galloping...");
return Horse.__super__.move.call(this, 45);
@ -1725,16 +1725,16 @@ html <span class="Keyword">=</span> <span class="String"><span class="String">'<
are preserved in the generated code.
</p>
<div class='code'><pre class="idle"><span class="Comment"><span class="Comment">###</span></span>
<span class="Comment">CoffeeScript Compiler v1.1.0</span>
<span class="Comment">CoffeeScript Compiler v1.1.1</span>
<span class="Comment">Released under the MIT License</span>
<span class="Comment"><span class="Comment">###</span></span>
</pre><pre class="idle"><span class="Comment"><span class="Comment">/*</span></span>
<span class="Comment">CoffeeScript Compiler v1.1.0</span>
<span class="Comment">CoffeeScript Compiler v1.1.1</span>
<span class="Comment">Released under the MIT License</span>
<span class="Comment"><span class="Comment">*/</span></span>
</pre><script>window.example37 = "###\nCoffeeScript Compiler v1.1.0\nReleased under the MIT License\n###\n\n\n"</script><div class='minibutton load' onclick='javascript: loadConsole(example37);'>load</div><br class='clear' /></div>
</pre><script>window.example37 = "###\nCoffeeScript Compiler v1.1.1\nReleased under the MIT License\n###\n\n\n"</script><div class='minibutton load' onclick='javascript: loadConsole(example37);'>load</div><br class='clear' /></div>
<p>
<span id="regexes" class="bookmark"></span>
@ -1936,6 +1936,14 @@ task(<span class="String"><span class="String">'</span>build:parser<span class="
Change Log
</h2>
<p>
<b class="header" style="margin-top: 20px;">1.1.1
<span class="timestamp"> &ndash; <small>May 10, 2011</small></span>
</b>
Bugfix release for classes with external constructor functions, see
issue #1182.
</p>
<p>
<b class="header" style="margin-top: 20px;">1.1.0
<span class="timestamp"> &ndash; <small>May 1, 2011</small></span>

2
lib/coffee-script.js
View file

@ -18,7 +18,7 @@
return compile(content);
});
}
exports.VERSION = '1.1.0';
exports.VERSION = '1.1.1';
exports.RESERVED = RESERVED;
exports.helpers = require('./helpers');
exports.compile = compile = function(code, options) {

2
package.json
View file

@ -3,7 +3,7 @@
"description": "Unfancy JavaScript",
"keywords": ["javascript", "language", "coffeescript", "compiler"],
"author": "Jeremy Ashkenas",
"version": "1.1.0",
"version": "1.1.1",
"licenses": [{
"type": "MIT",
"url": "http://github.com/jashkenas/coffee-script/raw/master/LICENSE"

2
src/coffee-script.coffee
View file

@ -21,7 +21,7 @@ else if require.registerExtension
require.registerExtension '.coffee', (content) -> compile content
# The current CoffeeScript version number.
exports.VERSION = '1.1.0'
exports.VERSION = '1.1.1'
# Words that cannot be used as identifiers in CoffeeScript code
exports.RESERVED = RESERVED