#!/usr/bin/env node

'use strict';

var tar = require('tar-fs'),
    fs = require('fs'),
    path = require('path'),
    zlib = require('zlib');

if (process.argv.length < 4) {
    console.error('Usage: tarjs <cwd> <dir>');
    process.exit(1);
}

var dir = process.argv[3];
var cwd = process.argv[2];

console.error('Packing directory "'+ dir +'" from within "' + cwd + '" and stream to stdout');

process.chdir(cwd);

var stat = fs.statSync(dir);
if (!stat.isDirectory()) throw(dir + ' is not a directory');

var gzipStream = zlib.createGzip({});

tar.pack(path.resolve(dir), {
    ignore: function (name) {
        if (name === '.') return true;
        return false;
    }
}).pipe(gzipStream).pipe(process.stdout);