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/**
* Module dependencies.
*/
var fs = require('fs');
/**
* Arguments.
*/
var args = process.argv.slice(2)
, pending = args.length
, files = {};
console.log('');
// parse arguments
args.forEach(function(file){
var mod = file.replace('lib/', '');
fs.readFile(file, 'utf8', function(err, js){
if (err) throw err;
console.log(' \u001b[90mcompile : \u001b[0m\u001b[36m%s\u001b[0m', file);
files[file] = ~js.indexOf('require: off')
? js
: parse(js);
--pending || compile();
});
});
/**
* Parse the given `js`.
*/
function parse(js) {
return parseRequires(parseInheritance(js));
}
/**
* Parse requires.
*/
function parseRequires(js) {
return js
.replace(/require\('events'\)/g , "require('browser/events')")
.replace(/require\('debug'\)/g , "require('browser/debug')")
.replace(/require\('path'\)/g , "require('browser/path')")
.replace(/require\('diff'\)/g , "require('browser/diff')")
.replace(/require\('tty'\)/g , "require('browser/tty')")
.replace(/require\('escape-string-regexp'\)/g , "require('browser/escape-string-regexp')")
.replace(/require\('glob'\)/g , "require('browser/glob')")
.replace(/require\('fs'\)/g , "require('browser/fs')");
}
/**
* Parse __proto__.
*/
function parseInheritance(js) {
return js
.replace(/^ *(\w+)\.prototype\.__proto__ * = *(\w+)\.prototype *;?/gm, function(_, child, parent){
return 'function F(){};\n'
+ 'F.prototype = ' + parent + '.prototype;\n'
+ child + '.prototype = new F;\n'
+ child + '.prototype.constructor = '+ child + ';\n';
});
}
/**
* Compile the files.
*/
function compile() {
var buf = '';
buf += '\n// CommonJS require()\n\n';
buf += browser.require + '\n\n';
buf += 'require.modules = {};\n\n';
buf += 'require.resolve = ' + browser.resolve + ';\n\n';
buf += 'require.register = ' + browser.register + ';\n\n';
buf += 'require.relative = ' + browser.relative + ';\n\n';
args.forEach(function(file){
var js = files[file];
file = file.replace('lib/', '');
buf += '\nrequire.register("' + file + '", function(module, exports, require){\n';
buf += js;
buf += '\n}); // module: ' + file + '\n';
});
fs.writeFile('_mocha.js', buf, function(err){
if (err) throw err;
console.log(' \u001b[90m create : \u001b[0m\u001b[36m%s\u001b[0m', 'mocha.js');
console.log();
});
}
// refactored version of weepy's
// https://github.com/weepy/brequire/blob/master/browser/brequire.js
var browser = {
/**
* Require a module.
*/
require: function require(p){
var path = require.resolve(p)
, mod = require.modules[path];
if (!mod) throw new Error('failed to require "' + p + '"');
if (!mod.exports) {
mod.exports = {};
mod.call(mod.exports, mod, mod.exports, require.relative(path));
}
return mod.exports;
},
/**
* Resolve module path.
*/
resolve: function(path){
var orig = path
, reg = path + '.js'
, index = path + '/index.js';
return require.modules[reg] && reg
|| require.modules[index] && index
|| orig;
},
/**
* Return relative require().
*/
relative: function(parent) {
return function(p){
if ('.' != p.charAt(0)) return require(p);
var path = parent.split('/')
, segs = p.split('/');
path.pop();
for (var i = 0; i < segs.length; i++) {
var seg = segs[i];
if ('..' == seg) path.pop();
else if ('.' != seg) path.push(seg);
}
return require(path.join('/'));
};
},
/**
* Register a module.
*/
register: function(path, fn){
require.modules[path] = fn;
}
};
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