reading in a list of files in nodejs

gistfile1.js

var fs = require('fs');

function readFiles(dirname, onFileContent, onError) {
  fs.readdir(dirname, function(err, filenames) {
    if (err) {
      onError(err);
      return;
    }
    filenames.forEach(function(filename) {
      fs.readFile(dirname + filename, 'utf-8', function(err, content) {
        if (err) {
          onError(err);
          return;
        }
        onFileContent(filename, content);
      });
    });
  });
}

hacky sync version.js

var fs = require('fs');

function readFiles(dirname, onFileContent, onError) {
  files = fs.readdirSync(dirname).map(function(filename){ 
    return  [filename, fs.readFileSync(dirname + filename, 'utf-8')];
  })
  .map([filename, JSON.parse]);
  filesObj = //compile array into {'filename': obj ... } 
  return fileObj;
  });
}