command.js

var _ = require('lodash');
var exec = require('child_process').exec;

function command (cmd, cwd, env, cb) {
  var proc = exec(cmd, {maxBuffer: Number.POSITIVE_INFINITY, cwd: cwd, env: _.extend(process.env, env)}, function (err, stdout, stderr) {
    if (err) return cb('Error running command: ' + cmd + ' - ' + err + ' - ' + err.stack + ' - ' + stderr);
    cb();
  });
  proc.stdout.pipe(process.stdout);
  proc.stderr.pipe(process.stderr);
  return proc;
}

module.exports = command;