252 lines
9.0 KiB
HTML
252 lines
9.0 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>register.coffee</title>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0; maximum-scale=1.0; user-scalable=0;">
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<link rel="stylesheet" media="all" href="docco.css" />
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</head>
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<body>
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<div id="container">
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<div id="background"></div>
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<ul id="jump_to">
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<li>
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<a class="large" href="javascript:void(0);">Jump To …</a>
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<a class="small" href="javascript:void(0);">+</a>
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<div id="jump_page">
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<a class="source" href="browser.html">
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browser.coffee
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</a>
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<a class="source" href="cake.html">
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cake.coffee
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</a>
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<a class="source" href="coffee-script.html">
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coffee-script.coffee
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</a>
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<a class="source" href="command.html">
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command.coffee
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</a>
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<a class="source" href="grammar.html">
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grammar.coffee
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</a>
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<a class="source" href="helpers.html">
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helpers.coffee
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</a>
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<a class="source" href="index.html">
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index.coffee
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</a>
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<a class="source" href="lexer.html">
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lexer.coffee
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</a>
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<a class="source" href="nodes.html">
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nodes.coffee
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</a>
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<a class="source" href="optparse.html">
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optparse.coffee
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</a>
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<a class="source" href="register.html">
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register.coffee
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</a>
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<a class="source" href="repl.html">
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repl.coffee
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</a>
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<a class="source" href="rewriter.html">
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rewriter.coffee
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</a>
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<a class="source" href="scope.html">
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scope.litcoffee
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</a>
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<a class="source" href="sourcemap.html">
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sourcemap.litcoffee
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</a>
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</div>
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</div>
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</li>
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</ul>
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<ul class="sections">
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<li id="title">
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<div class="annotation">
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<h1>register.coffee</h1>
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</div>
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</li>
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<li id="section-1">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-1">¶</a>
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</div>
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</div>
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<div class="content"><div class='highlight'><pre>CoffeeScript = <span class="hljs-built_in">require</span> <span class="hljs-string">'./coffee-script'</span>
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child_process = <span class="hljs-built_in">require</span> <span class="hljs-string">'child_process'</span>
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helpers = <span class="hljs-built_in">require</span> <span class="hljs-string">'./helpers'</span>
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path = <span class="hljs-built_in">require</span> <span class="hljs-string">'path'</span></pre></div></div>
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</li>
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<li id="section-2">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-2">¶</a>
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</div>
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<p>Load and run a CoffeeScript file for Node, stripping any <code>BOM</code>s.</p>
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</div>
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<div class="content"><div class='highlight'><pre><span class="hljs-function"><span class="hljs-title">loadFile</span> = <span class="hljs-params">(<span class="hljs-built_in">module</span>, filename)</span> -></span>
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answer = CoffeeScript._compileFile filename, <span class="hljs-literal">no</span>, <span class="hljs-literal">yes</span>
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<span class="hljs-built_in">module</span>._compile answer, filename</pre></div></div>
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</li>
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<li id="section-3">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-3">¶</a>
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</div>
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<p>If the installed version of Node supports <code>require.extensions</code>, register
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CoffeeScript as an extension.</p>
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</div>
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<div class="content"><div class='highlight'><pre><span class="hljs-keyword">if</span> <span class="hljs-built_in">require</span>.extensions
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<span class="hljs-keyword">for</span> ext <span class="hljs-keyword">in</span> CoffeeScript.FILE_EXTENSIONS
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<span class="hljs-built_in">require</span>.extensions[ext] = loadFile</pre></div></div>
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</li>
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<li id="section-4">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-4">¶</a>
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</div>
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<p>Patch Node’s module loader to be able to handle multi-dot extensions.
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This is a horrible thing that should not be required.</p>
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</div>
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<div class="content"><div class='highlight'><pre> Module = <span class="hljs-built_in">require</span> <span class="hljs-string">'module'</span>
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<span class="hljs-function">
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<span class="hljs-title">findExtension</span> = <span class="hljs-params">(filename)</span> -></span>
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extensions = path.basename(filename).split <span class="hljs-string">'.'</span></pre></div></div>
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</li>
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<li id="section-5">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-5">¶</a>
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</div>
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<p>Remove the initial dot from dotfiles.</p>
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</div>
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<div class="content"><div class='highlight'><pre> extensions.shift() <span class="hljs-keyword">if</span> extensions[<span class="hljs-number">0</span>] <span class="hljs-keyword">is</span> <span class="hljs-string">''</span></pre></div></div>
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</li>
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<li id="section-6">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-6">¶</a>
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</div>
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<p>Start with the longest possible extension and work our way shortwards.</p>
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</div>
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<div class="content"><div class='highlight'><pre> <span class="hljs-keyword">while</span> extensions.shift()
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curExtension = <span class="hljs-string">'.'</span> + extensions.join <span class="hljs-string">'.'</span>
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<span class="hljs-keyword">return</span> curExtension <span class="hljs-keyword">if</span> Module._extensions[curExtension]
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<span class="hljs-string">'.js'</span>
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Module::load = <span class="hljs-function"><span class="hljs-params">(filename)</span> -></span>
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@filename = filename
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@paths = Module._nodeModulePaths path.dirname filename
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extension = findExtension filename
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Module._extensions[extension](<span class="hljs-keyword">this</span>, filename)
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@loaded = <span class="hljs-literal">true</span></pre></div></div>
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</li>
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<li id="section-7">
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<div class="annotation">
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<div class="pilwrap ">
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<a class="pilcrow" href="#section-7">¶</a>
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</div>
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<p>If we’re on Node, patch <code>child_process.fork</code> so that Coffee scripts are able
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to fork both CoffeeScript files, and JavaScript files, directly.</p>
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</div>
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<div class="content"><div class='highlight'><pre><span class="hljs-keyword">if</span> child_process
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{fork} = child_process
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binary = <span class="hljs-built_in">require</span>.resolve <span class="hljs-string">'../../bin/coffee'</span>
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child_process.fork = <span class="hljs-function"><span class="hljs-params">(path, args, options)</span> -></span>
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<span class="hljs-keyword">if</span> helpers.isCoffee path
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<span class="hljs-keyword">unless</span> Array.isArray args
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options = args <span class="hljs-keyword">or</span> {}
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args = []
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args = [path].concat args
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path = binary
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fork path, args, options</pre></div></div>
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</li>
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</ul>
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</div>
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</body>
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</html>
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