jashkenas--coffeescript/lib/coffee-script/command.js

510 lines
16 KiB
JavaScript

// Generated by CoffeeScript 1.5.0-pre
(function() {
var BANNER, CoffeeScript, EventEmitter, SWITCHES, coffee_exts, compileJoin, compileOptions, compilePath, compileScript, compileStdio, exec, exists, forkNode, fs, helpers, hidden, joinTimeout, lint, loadRequires, notSources, optionParser, optparse, opts, outputPath, parseOptions, path, printLine, printTokens, printWarn, removeSource, sourceCode, sources, spawn, timeLog, unwatchDir, usage, version, wait, watch, watchDir, watchers, writeJs, _ref,
__indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
fs = require('fs');
path = require('path');
helpers = require('./helpers');
optparse = require('./optparse');
CoffeeScript = require('./coffee-script');
_ref = require('child_process'), spawn = _ref.spawn, exec = _ref.exec;
EventEmitter = require('events').EventEmitter;
exists = fs.exists || path.exists;
helpers.extend(CoffeeScript, new EventEmitter);
printLine = function(line) {
return process.stdout.write(line + '\n');
};
printWarn = function(line) {
return process.stderr.write(line + '\n');
};
hidden = function(file) {
return /^\.|~$/.test(file);
};
BANNER = 'Usage: coffee [options] path/to/script.coffee -- [args]\n\nIf called without options, `coffee` will run your script.';
SWITCHES = [['-b', '--bare', 'compile without a top-level function wrapper'], ['-c', '--compile', 'compile to JavaScript and save as .js files'], ['-e', '--eval', 'pass a string from the command line as input'], ['-h', '--help', 'display this help message'], ['-i', '--interactive', 'run an interactive CoffeeScript REPL'], ['-j', '--join [FILE]', 'concatenate the source CoffeeScript before compiling'], ['-l', '--lint', 'pipe the compiled JavaScript through JavaScript Lint'], ['-n', '--nodes', 'print out the parse tree that the parser produces'], ['--nodejs [ARGS]', 'pass options directly to the "node" binary'], ['-o', '--output [DIR]', 'set the output directory for compiled JavaScript'], ['-p', '--print', 'print out the compiled JavaScript'], ['-r', '--require [FILE*]', 'require a library before executing your script'], ['-s', '--stdio', 'listen for and compile scripts over stdio'], ['-t', '--tokens', 'print out the tokens that the lexer/rewriter produce'], ['-v', '--version', 'display the version number'], ['-w', '--watch', 'watch scripts for changes and rerun commands']];
opts = {};
sources = [];
sourceCode = [];
notSources = {};
watchers = {};
optionParser = null;
coffee_exts = ['.coffee', '.litcoffee'];
exports.run = function() {
var literals, source, _i, _len, _results;
parseOptions();
if (opts.nodejs) {
return forkNode();
}
if (opts.help) {
return usage();
}
if (opts.version) {
return version();
}
if (opts.require) {
loadRequires();
}
if (opts.interactive) {
return require('./repl');
}
if (opts.watch && !fs.watch) {
return printWarn("The --watch feature depends on Node v0.6.0+. You are running " + process.version + ".");
}
if (opts.stdio) {
return compileStdio();
}
if (opts["eval"]) {
return compileScript(null, sources[0]);
}
if (!sources.length) {
return require('./repl');
}
literals = opts.run ? sources.splice(1) : [];
process.argv = process.argv.slice(0, 2).concat(literals);
process.argv[0] = 'coffee';
process.execPath = require.main.filename;
_results = [];
for (_i = 0, _len = sources.length; _i < _len; _i++) {
source = sources[_i];
_results.push(compilePath(source, true, path.normalize(source)));
}
return _results;
};
compilePath = function(source, topLevel, base) {
return fs.stat(source, function(err, stats) {
var _ref1, _ref2;
if (err && err.code !== 'ENOENT') {
throw err;
}
if ((err != null ? err.code : void 0) === 'ENOENT') {
if (topLevel && (_ref1 = source.slice(-7), __indexOf.call(coffee_exts, _ref1) < 0)) {
source = sources[sources.indexOf(source)] = "" + source + ".coffee";
return compilePath(source, topLevel, base);
}
if (topLevel) {
console.error("File not found: " + source);
process.exit(1);
}
return;
}
if (stats.isDirectory()) {
if (opts.watch) {
watchDir(source, base);
}
return fs.readdir(source, function(err, files) {
var file, index, _ref2, _ref3;
if (err && err.code !== 'ENOENT') {
throw err;
}
if ((err != null ? err.code : void 0) === 'ENOENT') {
return;
}
index = sources.indexOf(source);
files = files.filter(function(file) {
return !hidden(file);
});
[].splice.apply(sources, [index, index - index + 1].concat(_ref2 = (function() {
var _i, _len, _results;
_results = [];
for (_i = 0, _len = files.length; _i < _len; _i++) {
file = files[_i];
_results.push(path.join(source, file));
}
return _results;
})())), _ref2;
[].splice.apply(sourceCode, [index, index - index + 1].concat(_ref3 = files.map(function() {
return null;
}))), _ref3;
return files.forEach(function(file) {
return compilePath(path.join(source, file), false, base);
});
});
} else if (topLevel || (_ref2 = path.extname(source), __indexOf.call(coffee_exts, _ref2) >= 0)) {
if (opts.watch) {
watch(source, base);
}
return fs.readFile(source, function(err, code) {
if (err && err.code !== 'ENOENT') {
throw err;
}
if ((err != null ? err.code : void 0) === 'ENOENT') {
return;
}
return compileScript(source, code.toString(), base);
});
} else {
notSources[source] = true;
return removeSource(source, base);
}
});
};
compileScript = function(file, input, base) {
var o, options, t, task;
o = opts;
options = compileOptions(file);
try {
t = task = {
file: file,
input: input,
options: options
};
CoffeeScript.emit('compile', task);
if (o.tokens) {
return printTokens(CoffeeScript.tokens(t.input, t.options));
} else if (o.nodes) {
return printLine(CoffeeScript.nodes(t.input, t.options).toString().trim());
} else if (o.run) {
return CoffeeScript.run(t.input, t.options);
} else if (o.join && t.file !== o.join) {
sourceCode[sources.indexOf(t.file)] = t.input;
return compileJoin();
} else {
t.output = CoffeeScript.compile(t.input, t.options);
CoffeeScript.emit('success', task);
if (o.print) {
return printLine(t.output.trim());
} else if (o.compile) {
return writeJs(t.file, t.output, base);
} else if (o.lint) {
return lint(t.file, t.output);
}
}
} catch (err) {
CoffeeScript.emit('failure', err, task);
if (CoffeeScript.listeners('failure').length) {
return;
}
if (o.watch) {
return printLine(err.message + '\x07');
}
printWarn(err instanceof Error && err.stack || ("ERROR: " + err));
return process.exit(1);
}
};
compileStdio = function() {
var code, stdin;
code = '';
stdin = process.openStdin();
stdin.on('data', function(buffer) {
if (buffer) {
return code += buffer.toString();
}
});
return stdin.on('end', function() {
return compileScript(null, code);
});
};
joinTimeout = null;
compileJoin = function() {
if (!opts.join) {
return;
}
if (!sourceCode.some(function(code) {
return code === null;
})) {
clearTimeout(joinTimeout);
return joinTimeout = wait(100, function() {
return compileScript(opts.join, sourceCode.join('\n'), opts.join);
});
}
};
loadRequires = function() {
var realFilename, req, _i, _len, _ref1;
realFilename = module.filename;
module.filename = '.';
_ref1 = opts.require;
for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
req = _ref1[_i];
require(req);
}
return module.filename = realFilename;
};
watch = function(source, base) {
var compile, compileTimeout, prevStats, rewatch, watchErr, watcher;
prevStats = null;
compileTimeout = null;
watchErr = function(e) {
if (e.code === 'ENOENT') {
if (sources.indexOf(source) === -1) {
return;
}
try {
rewatch();
return compile();
} catch (e) {
removeSource(source, base, true);
return compileJoin();
}
} else {
throw e;
}
};
compile = function() {
clearTimeout(compileTimeout);
return compileTimeout = wait(25, function() {
return fs.stat(source, function(err, stats) {
if (err) {
return watchErr(err);
}
if (prevStats && stats.size === prevStats.size && stats.mtime.getTime() === prevStats.mtime.getTime()) {
return rewatch();
}
prevStats = stats;
return fs.readFile(source, function(err, code) {
if (err) {
return watchErr(err);
}
compileScript(source, code.toString(), base);
return rewatch();
});
});
});
};
try {
watcher = fs.watch(source, compile);
} catch (e) {
watchErr(e);
}
return rewatch = function() {
if (watcher != null) {
watcher.close();
}
return watcher = fs.watch(source, compile);
};
};
watchDir = function(source, base) {
var readdirTimeout, watcher;
readdirTimeout = null;
try {
return watcher = fs.watch(source, function() {
clearTimeout(readdirTimeout);
return readdirTimeout = wait(25, function() {
return fs.readdir(source, function(err, files) {
var file, _i, _len, _results;
if (err) {
if (err.code !== 'ENOENT') {
throw err;
}
watcher.close();
return unwatchDir(source, base);
}
_results = [];
for (_i = 0, _len = files.length; _i < _len; _i++) {
file = files[_i];
if (!(!hidden(file) && !notSources[file])) {
continue;
}
file = path.join(source, file);
if (sources.some(function(s) {
return s.indexOf(file) >= 0;
})) {
continue;
}
sources.push(file);
sourceCode.push(null);
_results.push(compilePath(file, false, base));
}
return _results;
});
});
});
} catch (e) {
if (e.code !== 'ENOENT') {
throw e;
}
}
};
unwatchDir = function(source, base) {
var file, prevSources, toRemove, _i, _len;
prevSources = sources.slice(0);
toRemove = (function() {
var _i, _len, _results;
_results = [];
for (_i = 0, _len = sources.length; _i < _len; _i++) {
file = sources[_i];
if (file.indexOf(source) >= 0) {
_results.push(file);
}
}
return _results;
})();
for (_i = 0, _len = toRemove.length; _i < _len; _i++) {
file = toRemove[_i];
removeSource(file, base, true);
}
if (!sources.some(function(s, i) {
return prevSources[i] !== s;
})) {
return;
}
return compileJoin();
};
removeSource = function(source, base, removeJs) {
var index, jsPath;
index = sources.indexOf(source);
sources.splice(index, 1);
sourceCode.splice(index, 1);
if (removeJs && !opts.join) {
jsPath = outputPath(source, base);
return exists(jsPath, function(itExists) {
if (itExists) {
return fs.unlink(jsPath, function(err) {
if (err && err.code !== 'ENOENT') {
throw err;
}
return timeLog("removed " + source);
});
}
});
}
};
outputPath = function(source, base) {
var baseDir, dir, filename, srcDir;
filename = path.basename(source, path.extname(source)) + '.js';
srcDir = path.dirname(source);
baseDir = base === '.' ? srcDir : srcDir.substring(base.length);
dir = opts.output ? path.join(opts.output, baseDir) : srcDir;
return path.join(dir, filename);
};
writeJs = function(source, js, base) {
var compile, jsDir, jsPath;
jsPath = outputPath(source, base);
jsDir = path.dirname(jsPath);
compile = function() {
if (js.length <= 0) {
js = ' ';
}
return fs.writeFile(jsPath, js, function(err) {
if (err) {
return printLine(err.message);
} else if (opts.compile && opts.watch) {
return timeLog("compiled " + source);
}
});
};
return exists(jsDir, function(itExists) {
if (itExists) {
return compile();
} else {
return exec("mkdir -p " + jsDir, compile);
}
});
};
wait = function(milliseconds, func) {
return setTimeout(func, milliseconds);
};
timeLog = function(message) {
return console.log("" + ((new Date).toLocaleTimeString()) + " - " + message);
};
lint = function(file, js) {
var conf, jsl, printIt;
printIt = function(buffer) {
return printLine(file + ':\t' + buffer.toString().trim());
};
conf = __dirname + '/../../extras/jsl.conf';
jsl = spawn('jsl', ['-nologo', '-stdin', '-conf', conf]);
jsl.stdout.on('data', printIt);
jsl.stderr.on('data', printIt);
jsl.stdin.write(js);
return jsl.stdin.end();
};
printTokens = function(tokens) {
var strings, tag, token, value;
strings = (function() {
var _i, _len, _ref1, _results;
_results = [];
for (_i = 0, _len = tokens.length; _i < _len; _i++) {
token = tokens[_i];
_ref1 = [token[0], token[1].toString().replace(/\n/, '\\n')], tag = _ref1[0], value = _ref1[1];
_results.push("[" + tag + " " + value + "]");
}
return _results;
})();
return printLine(strings.join(' '));
};
parseOptions = function() {
var i, o, source, _i, _len;
optionParser = new optparse.OptionParser(SWITCHES, BANNER);
o = opts = optionParser.parse(process.argv.slice(2));
o.compile || (o.compile = !!o.output);
o.run = !(o.compile || o.print || o.lint);
o.print = !!(o.print || (o["eval"] || o.stdio && o.compile));
sources = o["arguments"];
for (i = _i = 0, _len = sources.length; _i < _len; i = ++_i) {
source = sources[i];
sourceCode[i] = null;
}
};
compileOptions = function(filename) {
var literate;
literate = path.extname(filename) === '.litcoffee';
return {
filename: filename,
literate: literate,
bare: opts.bare,
header: opts.compile
};
};
forkNode = function() {
var args, nodeArgs;
nodeArgs = opts.nodejs.split(/\s+/);
args = process.argv.slice(1);
args.splice(args.indexOf('--nodejs'), 2);
return spawn(process.execPath, nodeArgs.concat(args), {
cwd: process.cwd(),
env: process.env,
customFds: [0, 1, 2]
});
};
usage = function() {
return printLine((new optparse.OptionParser(SWITCHES, BANNER)).help());
};
version = function() {
return printLine("CoffeeScript version " + CoffeeScript.VERSION);
};
}).call(this);