package.jsonのdependenciesを自動更新するスクリプトを書く ref: http://qiita.com/okunishinishi@github/items/7629b58d1c3d464738dc

file0.txt

"dependencies":{
    "async":"*",
    "glob":"latest"
}

file1.js

var fs = require('fs'),
    pkgPath = require.resolve('./package.json'),
    pkg = require(pkgPath);

function _setAllProperty(obj, val) {
    obj = obj || {};
    Object.keys(obj).forEach(function (key) {
        obj[key] = val;
    });
    return obj;
}
pkg['dependencies'] = _setAllProperty(pkg['dependencies'], '*');
pkg['devDependencies'] = _setAllProperty(pkg['devDependencies'], '*');
fs.writeFile(pkgPath, JSON.stringify(pkg, null, 2), function(err) {
    /**...**/
});

file2.js

var execcli = require('execcli'),
    async = require('async');
async.series([
    function (callback) {
        var dependencyNames = Object.keys(pkg['dependencies']).sort();
        var args = ['install'].concat(dependencyNames).concat(['--save']);
        execcli('npm', args, {
            cwd: path.dirname(pkgPath)
        }, callback);
    },
    function (callback) {
        var devDependencyNames = Object.keys(pkg['devDependencies']).sort();
        var args = ['install'].concat(devDependencyNames).concat(['--save-dev']);
        execcli('npm', args, {
            cwd: path.dirname(pkgPath)
        }, callback);
    }
], function (err) {
    callback(err);
});

file3.txt

$ npm install ape-updating --save-dev

file4.js

#!/usr/bin/env node

var apeUpdating = require('ape-updating');

// Update all dependencies 
apeUpdating(function (err) {
    /*...*/
});