/
index.js
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/
index.js
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// batteries
// Copyright 2010 - 2011 Sami Samhuri <sami@samhuri.net>
var fs = require('fs')
, batteries = module.exports
, exts = []
;
fs.readdirSync(__dirname).forEach(function (file) {
file = file.replace('.js', '');
if (file !== 'index') {
exts.push(file);
defineLazyProperty(batteries, file, function() { return require('./' + file); });
}
});
function defineLazyProperty(obj, name, getter) {
Object.defineProperty(obj, name, {
configurable: true
, enumerable: true
// Call the getter and overwrite this property with one that returns
// that value directly.
, get: function() {
var val = getter();
Object.defineProperty(batteries, name, { value: val });
return val;
}
});
}
// ES5 strict mode compatible
function ensureContext(context) {
return context || this || (1, eval)('this');
}
// TODO figure out how to extend native types in the REPL
batteries.extendNative = function(context) {
context = ensureContext(context)
exts.forEach(function(name) {
var ext = batteries[name];
if (typeof ext.extendNative === 'function') {
ext.extendNative(context);
}
});
return batteries;
};
var NodeModules = ( 'assert buffer child_process crypto dgram dns events freelist'
+ ' fs http https net os path querystring readline repl'
+ ' string_decoder util url'
).split(' ');
batteries.requireEverything = function(context) {
context = ensureContext(context);
NodeModules.forEach(function(name) {
defineLazyProperty(context, name, function() { return require(name); });
});
return batteries;
};