<!DOCTYPE html> <html> <head> <title>command.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <ul id="jump_to"> <li> <a class="large" href="javascript:void(0);">Jump To …</a> <a class="small" href="javascript:void(0);">+</a> <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.litcoffee </a> <a class="source" href="sourcemap.html"> sourcemap.litcoffee </a> </div> </li> </ul> <ul class="sections"> <li id="title"> <div class="annotation"> <h1>command.coffee</h1> </div> </li> <li id="section-1"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-1">¶</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 or recompiled every time the source is saved, printed as a token stream or as the syntax tree, or launch an interactive REPL. </p> </div> </li> <li id="section-2"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-2">¶</a> </div> <p>External dependencies. </p> </div> <div class="content"><div class='highlight'><pre>fs = require <span class="string">'fs'</span> path = require <span class="string">'path'</span> helpers = require <span class="string">'./helpers'</span> optparse = require <span class="string">'./optparse'</span> CoffeeScript = require <span class="string">'./coffee-script'</span> {spawn, exec} = require <span class="string">'child_process'</span> {EventEmitter} = require <span class="string">'events'</span> exists = fs.exists <span class="keyword">or</span> path.exists useWinPathSep = path.sep <span class="keyword">is</span> <span class="string">'\\'</span></pre></div></div> </li> <li id="section-3"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-3">¶</a> </div> <p>Allow CoffeeScript to emit Node.js events. </p> </div> <div class="content"><div class='highlight'><pre>helpers.extend CoffeeScript, <span class="keyword">new</span> EventEmitter <span class="function"><span class="title">printLine</span></span> = (line) -> process.stdout.write line + <span class="string">'\n'</span> <span class="function"><span class="title">printWarn</span></span> = (line) -> process.stderr.write line + <span class="string">'\n'</span> <span class="function"><span class="title">hidden</span></span> = (file) -> <span class="regexp">/^\.|~$/</span>.test file</pre></div></div> </li> <li id="section-4"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-4">¶</a> </div> <p>The help banner that is printed when <code>coffee</code> is called without arguments. </p> </div> <div class="content"><div class='highlight'><pre>BANNER = ''' Usage: coffee [options] path/to/script.coffee -- [args] If called without options, `coffee` will run your script. '''</pre></div></div> </li> <li id="section-5"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-5">¶</a> </div> <p>The list of all the valid option flags that <code>coffee</code> knows how to handle. </p> </div> <div class="content"><div class='highlight'><pre>SWITCHES = [ [<span class="string">'-b'</span>, <span class="string">'--bare'</span>, <span class="string">'compile without a top-level function wrapper'</span>] [<span class="string">'-c'</span>, <span class="string">'--compile'</span>, <span class="string">'compile to JavaScript and save as .js files'</span>] [<span class="string">'-e'</span>, <span class="string">'--eval'</span>, <span class="string">'pass a string from the command line as input'</span>] [<span class="string">'-h'</span>, <span class="string">'--help'</span>, <span class="string">'display this help message'</span>] [<span class="string">'-i'</span>, <span class="string">'--interactive'</span>, <span class="string">'run an interactive CoffeeScript REPL'</span>] [<span class="string">'-j'</span>, <span class="string">'--join [FILE]'</span>, <span class="string">'concatenate the source CoffeeScript before compiling'</span>] [<span class="string">'-m'</span>, <span class="string">'--map'</span>, <span class="string">'generate source map and save as .map files'</span>] [<span class="string">'-n'</span>, <span class="string">'--nodes'</span>, <span class="string">'print out the parse tree that the parser produces'</span>] [ <span class="string">'--nodejs [ARGS]'</span>, <span class="string">'pass options directly to the "node" binary'</span>] [<span class="string">'-o'</span>, <span class="string">'--output [DIR]'</span>, <span class="string">'set the output directory for compiled JavaScript'</span>] [<span class="string">'-p'</span>, <span class="string">'--print'</span>, <span class="string">'print out the compiled JavaScript'</span>] [<span class="string">'-s'</span>, <span class="string">'--stdio'</span>, <span class="string">'listen for and compile scripts over stdio'</span>] [<span class="string">'-l'</span>, <span class="string">'--literate'</span>, <span class="string">'treat stdio as literate style coffee-script'</span>] [<span class="string">'-t'</span>, <span class="string">'--tokens'</span>, <span class="string">'print out the tokens that the lexer/rewriter produce'</span>] [<span class="string">'-v'</span>, <span class="string">'--version'</span>, <span class="string">'display the version number'</span>] [<span class="string">'-w'</span>, <span class="string">'--watch'</span>, <span class="string">'watch scripts for changes and rerun commands'</span>] ]</pre></div></div> </li> <li id="section-6"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-6">¶</a> </div> <p>Top-level objects shared by all the functions. </p> </div> <div class="content"><div class='highlight'><pre>opts = {} sources = [] sourceCode = [] notSources = {} watchers = {} optionParser = <span class="literal">null</span></pre></div></div> </li> <li id="section-7"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-7">¶</a> </div> <p>Run <code>coffee</code> by parsing passed options and determining what action to take. Many flags cause us to divert before compiling anything. Flags passed after <code>--</code> will be passed verbatim to your script as arguments in <code>process.argv</code> </p> </div> <div class="content"><div class='highlight'><pre>exports.<span class="function"><span class="title">run</span></span> = -> parseOptions() <span class="keyword">return</span> forkNode() <span class="keyword">if</span> opts.nodejs <span class="keyword">return</span> usage() <span class="keyword">if</span> opts.help <span class="keyword">return</span> version() <span class="keyword">if</span> opts.version <span class="keyword">return</span> require(<span class="string">'./repl'</span>).start() <span class="keyword">if</span> opts.interactive <span class="keyword">if</span> opts.watch <span class="keyword">and</span> <span class="keyword">not</span> fs.watch <span class="keyword">return</span> printWarn <span class="string">"The --watch feature depends on Node v0.6.0+. You are running <span class="subst">#{process.version}</span>."</span> <span class="keyword">return</span> compileStdio() <span class="keyword">if</span> opts.stdio <span class="keyword">return</span> compileScript <span class="literal">null</span>, sources[<span class="number">0</span>] <span class="keyword">if</span> opts.eval <span class="keyword">return</span> require(<span class="string">'./repl'</span>).start() <span class="keyword">unless</span> sources.length literals = <span class="keyword">if</span> opts.run <span class="keyword">then</span> sources.splice <span class="number">1</span> <span class="keyword">else</span> [] process.argv = process.argv[<span class="number">0.</span><span class="number">.1</span>].concat literals process.argv[<span class="number">0</span>] = <span class="string">'coffee'</span> <span class="keyword">for</span> source <span class="keyword">in</span> sources compilePath source, <span class="literal">yes</span>, path.normalize source</pre></div></div> </li> <li id="section-8"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-8">¶</a> </div> <p>Compile a path, which could be a script or a directory. If a directory is passed, recursively compile all '.coffee', '.litcoffee', and '.coffee.md' extension source files in it and all subdirectories. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">compilePath</span></span> = (source, topLevel, base) -> fs.stat source, (err, stats) -> <span class="keyword">throw</span> err <span class="keyword">if</span> err <span class="keyword">and</span> err.code <span class="keyword">isnt</span> <span class="string">'ENOENT'</span> <span class="keyword">if</span> err?.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> console.error <span class="string">"File not found: <span class="subst">#{source}</span>"</span> process.exit <span class="number">1</span> <span class="keyword">if</span> stats.isDirectory() <span class="keyword">and</span> path.dirname(source) <span class="keyword">isnt</span> <span class="string">'node_modules'</span> watchDir source, base <span class="keyword">if</span> opts.watch fs.readdir source, (err, files) -> <span class="keyword">throw</span> err <span class="keyword">if</span> err <span class="keyword">and</span> err.code <span class="keyword">isnt</span> <span class="string">'ENOENT'</span> <span class="keyword">return</span> <span class="keyword">if</span> err?.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> index = sources.indexOf source files = files.filter (file) -> <span class="keyword">not</span> hidden file sources[index..index] = (path.join source, file <span class="keyword">for</span> file <span class="keyword">in</span> files) sourceCode[index..index] = files.map -> <span class="literal">null</span> files.forEach (file) -> compilePath (path.join source, file), <span class="literal">no</span>, base <span class="keyword">else</span> <span class="keyword">if</span> topLevel <span class="keyword">or</span> helpers.isCoffee source watch source, base <span class="keyword">if</span> opts.watch fs.readFile source, (err, code) -> <span class="keyword">throw</span> err <span class="keyword">if</span> err <span class="keyword">and</span> err.code <span class="keyword">isnt</span> <span class="string">'ENOENT'</span> <span class="keyword">return</span> <span class="keyword">if</span> err?.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> compileScript(source, code.toString(), base) <span class="keyword">else</span> notSources[source] = <span class="literal">yes</span> removeSource source, base</pre></div></div> </li> <li id="section-9"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-9">¶</a> </div> <p>Compile a single source script, containing the given code, according to the requested options. If evaluating the script directly sets <code>__filename</code>, <code>__dirname</code> and <code>module.filename</code> to be correct relative to the script's path. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">compileScript</span></span> = (file, input, base=<span class="literal">null</span>) -> o = opts options = compileOptions file, base <span class="keyword">try</span> t = task = {file, input, options} CoffeeScript.emit <span class="string">'compile'</span>, task <span class="keyword">if</span> o.tokens <span class="keyword">then</span> printTokens CoffeeScript.tokens t.input, t.options <span class="keyword">else</span> <span class="keyword">if</span> o.nodes <span class="keyword">then</span> printLine CoffeeScript.nodes(t.input, t.options).toString().trim() <span class="keyword">else</span> <span class="keyword">if</span> o.run <span class="keyword">then</span> CoffeeScript.run t.input, t.options <span class="keyword">else</span> <span class="keyword">if</span> o.join <span class="keyword">and</span> t.file <span class="keyword">isnt</span> o.join t.input = helpers.invertLiterate t.input <span class="keyword">if</span> helpers.isLiterate file sourceCode[sources.indexOf(t.file)] = t.input compileJoin() <span class="keyword">else</span> compiled = CoffeeScript.compile t.input, t.options t.output = compiled <span class="keyword">if</span> o.map t.output = compiled.js t.sourceMap = compiled.v3SourceMap CoffeeScript.emit <span class="string">'success'</span>, task <span class="keyword">if</span> o.print printLine t.output.trim() <span class="keyword">else</span> <span class="keyword">if</span> o.compile <span class="keyword">or</span> o.map writeJs base, t.file, t.output, options.jsPath, t.sourceMap <span class="keyword">catch</span> err CoffeeScript.emit <span class="string">'failure'</span>, err, task <span class="keyword">return</span> <span class="keyword">if</span> CoffeeScript.listeners(<span class="string">'failure'</span>).length useColors = process.stdout.isTTY <span class="keyword">and</span> <span class="keyword">not</span> process.env.NODE_DISABLE_COLORS message = helpers.prettyErrorMessage err, file <span class="keyword">or</span> <span class="string">'[stdin]'</span>, input, useColors <span class="keyword">if</span> o.watch printLine message + <span class="string">'\x07'</span> <span class="keyword">else</span> printWarn message process.exit <span class="number">1</span></pre></div></div> </li> <li id="section-10"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-10">¶</a> </div> <p>Attach the appropriate listeners to compile scripts incoming over <strong>stdin</strong>, and write them back to <strong>stdout</strong>. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">compileStdio</span></span> = -> code = <span class="string">''</span> stdin = process.openStdin() stdin.<span class="literal">on</span> <span class="string">'data'</span>, (buffer) -> code += buffer.toString() <span class="keyword">if</span> buffer stdin.<span class="literal">on</span> <span class="string">'end'</span>, -> compileScript <span class="literal">null</span>, code</pre></div></div> </li> <li id="section-11"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-11">¶</a> </div> <p>If all of the source files are done being read, concatenate and compile them together. </p> </div> <div class="content"><div class='highlight'><pre>joinTimeout = <span class="literal">null</span> <span class="function"><span class="title">compileJoin</span></span> = -> <span class="keyword">return</span> <span class="keyword">unless</span> opts.join <span class="keyword">unless</span> sourceCode.some((code) -> code <span class="keyword">is</span> <span class="literal">null</span>) clearTimeout joinTimeout joinTimeout = wait <span class="number">100</span>, -> compileScript opts.join, sourceCode.join(<span class="string">'\n'</span>), opts.join</pre></div></div> </li> <li id="section-12"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-12">¶</a> </div> <p>Watch a source CoffeeScript file using <code>fs.watch</code>, recompiling it every time the file is updated. May be used in combination with other options, such as <code>--print</code>. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">watch</span></span> = (source, base) -> prevStats = <span class="literal">null</span> compileTimeout = <span class="literal">null</span> <span class="function"><span class="title">watchErr</span></span> = (e) -> <span class="keyword">if</span> e.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> <span class="keyword">return</span> <span class="keyword">if</span> sources.indexOf(source) <span class="keyword">is</span> -<span class="number">1</span> <span class="keyword">try</span> rewatch() compile() <span class="keyword">catch</span> e removeSource source, base, <span class="literal">yes</span> compileJoin() <span class="keyword">else</span> <span class="keyword">throw</span> e <span class="function"><span class="title">compile</span></span> = -> clearTimeout compileTimeout compileTimeout = wait <span class="number">25</span>, -> fs.stat source, (err, stats) -> <span class="keyword">return</span> watchErr err <span class="keyword">if</span> err <span class="keyword">return</span> rewatch() <span class="keyword">if</span> prevStats <span class="keyword">and</span> stats.size <span class="keyword">is</span> prevStats.size <span class="keyword">and</span> stats.mtime.getTime() <span class="keyword">is</span> prevStats.mtime.getTime() prevStats = stats fs.readFile source, (err, code) -> <span class="keyword">return</span> watchErr err <span class="keyword">if</span> err compileScript(source, code.toString(), base) rewatch() <span class="keyword">try</span> watcher = fs.watch source, compile <span class="keyword">catch</span> e watchErr e <span class="function"><span class="title">rewatch</span></span> = -> watcher?.close() watcher = fs.watch source, compile</pre></div></div> </li> <li id="section-13"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-13">¶</a> </div> <p>Watch a directory of files for new additions. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">watchDir</span></span> = (source, base) -> readdirTimeout = <span class="literal">null</span> <span class="keyword">try</span> watcher = fs.watch source, -> clearTimeout readdirTimeout readdirTimeout = wait <span class="number">25</span>, -> fs.readdir source, (err, files) -> <span class="keyword">if</span> err <span class="keyword">throw</span> err <span class="keyword">unless</span> err.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> watcher.close() <span class="keyword">return</span> unwatchDir source, base <span class="keyword">for</span> file <span class="keyword">in</span> files <span class="keyword">when</span> <span class="keyword">not</span> hidden(file) <span class="keyword">and</span> <span class="keyword">not</span> notSources[file] file = path.join source, file <span class="keyword">continue</span> <span class="keyword">if</span> sources.some (s) -> s.indexOf(file) >= <span class="number">0</span> sources.push file sourceCode.push <span class="literal">null</span> compilePath file, <span class="literal">no</span>, base <span class="keyword">catch</span> e <span class="keyword">throw</span> e <span class="keyword">unless</span> e.code <span class="keyword">is</span> <span class="string">'ENOENT'</span> <span class="function"><span class="title">unwatchDir</span></span> = (source, base) -> prevSources = sources[..] toRemove = (file <span class="keyword">for</span> file <span class="keyword">in</span> sources <span class="keyword">when</span> file.indexOf(source) >= <span class="number">0</span>) removeSource file, base, <span class="literal">yes</span> <span class="keyword">for</span> file <span class="keyword">in</span> toRemove <span class="keyword">return</span> <span class="keyword">unless</span> sources.some (s, i) -> prevSources[i] <span class="keyword">isnt</span> s compileJoin()</pre></div></div> </li> <li id="section-14"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-14">¶</a> </div> <p>Remove a file from our source list, and source code cache. Optionally remove the compiled JS version as well. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">removeSource</span></span> = (source, base, removeJs) -> index = sources.indexOf source sources.splice index, <span class="number">1</span> sourceCode.splice index, <span class="number">1</span> <span class="keyword">if</span> removeJs <span class="keyword">and</span> <span class="keyword">not</span> opts.join jsPath = outputPath source, base exists jsPath, (itExists) -> <span class="keyword">if</span> itExists fs.unlink jsPath, (err) -> <span class="keyword">throw</span> err <span class="keyword">if</span> err <span class="keyword">and</span> err.code <span class="keyword">isnt</span> <span class="string">'ENOENT'</span> timeLog <span class="string">"removed <span class="subst">#{source}</span>"</span></pre></div></div> </li> <li id="section-15"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-15">¶</a> </div> <p>Get the corresponding output JavaScript path for a source file. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">outputPath</span></span> = (source, base, extension=<span class="string">".js"</span>) -> basename = helpers.baseFileName source, <span class="literal">yes</span>, useWinPathSep srcDir = path.dirname source baseDir = <span class="keyword">if</span> base <span class="keyword">is</span> <span class="string">'.'</span> <span class="keyword">then</span> srcDir <span class="keyword">else</span> srcDir.substring base.length dir = <span class="keyword">if</span> opts.output <span class="keyword">then</span> path.join opts.output, baseDir <span class="keyword">else</span> srcDir path.join dir, basename + extension</pre></div></div> </li> <li id="section-16"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-16">¶</a> </div> <p>Write out a JavaScript source file with the compiled code. By default, files are written out in <code>cwd</code> as <code>.js</code> files with the same name, but the output directory can be customized with <code>--output</code>. </p> <p>If <code>generatedSourceMap</code> is provided, this will write a <code>.map</code> file into the same directory as the <code>.js</code> file. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">writeJs</span></span> = (base, sourcePath, js, jsPath, generatedSourceMap = <span class="literal">null</span>) -> sourceMapPath = outputPath sourcePath, base, <span class="string">".map"</span> jsDir = path.dirname jsPath <span class="function"><span class="title">compile</span></span> = -> <span class="keyword">if</span> opts.compile js = <span class="string">' '</span> <span class="keyword">if</span> js.length <= <span class="number">0</span> <span class="keyword">if</span> generatedSourceMap <span class="keyword">then</span> js = <span class="string">"<span class="subst">#{js}</span>\n/*\n//@ sourceMappingURL=<span class="subst">#{helpers.baseFileName sourceMapPath, <span class="literal">no</span>, useWinPathSep}</span>\n*/\n"</span> fs.writeFile jsPath, js, (err) -> <span class="keyword">if</span> err printLine err.message <span class="keyword">else</span> <span class="keyword">if</span> opts.compile <span class="keyword">and</span> opts.watch timeLog <span class="string">"compiled <span class="subst">#{sourcePath}</span>"</span> <span class="keyword">if</span> generatedSourceMap fs.writeFile sourceMapPath, generatedSourceMap, (err) -> <span class="keyword">if</span> err printLine <span class="string">"Could not write source map: <span class="subst">#{err.message}</span>"</span> exists jsDir, (itExists) -> <span class="keyword">if</span> itExists <span class="keyword">then</span> compile() <span class="keyword">else</span> exec <span class="string">"mkdir -p <span class="subst">#{jsDir}</span>"</span>, compile</pre></div></div> </li> <li id="section-17"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-17">¶</a> </div> <p>Convenience for cleaner setTimeouts. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">wait</span></span> = (milliseconds, func) -> setTimeout func, milliseconds</pre></div></div> </li> <li id="section-18"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-18">¶</a> </div> <p>When watching scripts, it's useful to log changes with the timestamp. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">timeLog</span></span> = (message) -> console.log <span class="string">"<span class="subst">#{(<span class="keyword">new</span> Date).toLocaleTimeString()}</span> - <span class="subst">#{message}</span>"</span></pre></div></div> </li> <li id="section-19"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-19">¶</a> </div> <p>Pretty-print a stream of tokens, sans location data. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">printTokens</span></span> = (tokens) -> strings = <span class="keyword">for</span> token <span class="keyword">in</span> tokens tag = token[<span class="number">0</span>] value = token[<span class="number">1</span>].toString().replace(<span class="regexp">/\n/</span>, <span class="string">'\\n'</span>) <span class="string">"[<span class="subst">#{tag}</span> <span class="subst">#{value}</span>]"</span> printLine strings.join(<span class="string">' '</span>)</pre></div></div> </li> <li id="section-20"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-20">¶</a> </div> <p>Use the <a href="optparse.html">OptionParser module</a> to extract all options from <code>process.argv</code> that are specified in <code>SWITCHES</code>. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">parseOptions</span></span> = -> optionParser = <span class="keyword">new</span> optparse.OptionParser SWITCHES, BANNER o = opts = optionParser.parse process.argv[<span class="number">2.</span>.] o.compile <span class="keyword">or</span>= !!o.output o.run = <span class="keyword">not</span> (o.compile <span class="keyword">or</span> o.print <span class="keyword">or</span> o.map) o.print = !! (o.print <span class="keyword">or</span> (o.eval <span class="keyword">or</span> o.stdio <span class="keyword">and</span> o.compile)) sources = o.arguments sourceCode[i] = <span class="literal">null</span> <span class="keyword">for</span> source, i <span class="keyword">in</span> sources <span class="keyword">return</span></pre></div></div> </li> <li id="section-21"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-21">¶</a> </div> <p>The compile-time options to pass to the CoffeeScript compiler. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">compileOptions</span></span> = (filename, base) -> answer = { filename literate: opts.literate <span class="keyword">or</span> helpers.isLiterate(filename) bare: opts.bare header: opts.compile sourceMap: opts.map } <span class="keyword">if</span> filename <span class="keyword">if</span> base cwd = process.cwd() jsPath = outputPath filename, base jsDir = path.dirname jsPath answer = helpers.merge answer, { jsPath sourceRoot: path.relative jsDir, cwd sourceFiles: [path.relative cwd, filename] generatedFile: helpers.baseFileName(jsPath, <span class="literal">no</span>, useWinPathSep) } <span class="keyword">else</span> answer = helpers.merge answer, sourceRoot: <span class="string">""</span> sourceFiles: [helpers.baseFileName filename, <span class="literal">no</span>, useWinPathSep] generatedFile: helpers.baseFileName(filename, <span class="literal">yes</span>, useWinPathSep) + <span class="string">".js"</span> answer</pre></div></div> </li> <li id="section-22"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-22">¶</a> </div> <p>Start up a new Node.js instance with the arguments in <code>--nodejs</code> passed to the <code>node</code> binary, preserving the other options. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">forkNode</span></span> = -> nodeArgs = opts.nodejs.split <span class="regexp">/\s+/</span> args = process.argv[<span class="number">1.</span>.] args.splice args.indexOf(<span class="string">'--nodejs'</span>), <span class="number">2</span> spawn process.execPath, nodeArgs.concat(args), cwd: process.cwd() env: process.env customFds: [<span class="number">0</span>, <span class="number">1</span>, <span class="number">2</span>]</pre></div></div> </li> <li id="section-23"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-23">¶</a> </div> <p>Print the <code>--help</code> usage message and exit. Deprecated switches are not shown. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">usage</span></span> = -> printLine (<span class="keyword">new</span> optparse.OptionParser SWITCHES, BANNER).help()</pre></div></div> </li> <li id="section-24"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-24">¶</a> </div> <p>Print the <code>--version</code> message and exit. </p> </div> <div class="content"><div class='highlight'><pre><span class="function"><span class="title">version</span></span> = -> printLine <span class="string">"CoffeeScript version <span class="subst">#{CoffeeScript.VERSION}</span>"</span></pre></div></div> </li> </ul> </div> </body> </html>