lib/dirio.js
function _store(dest, source, callback) {
  fs.writeFile(dest, JSON.stringify(source), callback);
}
function _store(dest, source, callback) {
  fs.writeFile(dest, JSON.stringify(source), callback);
}
function _store ( dest , source , callback ) { fs . writeFile ( dest , JSON . stringify ( source ) , callback ) ; }
Stores json-compatible object on file system at provided path as
a json file.
@param {String} dest - File system path of the new file.
@param {Object} source - The object to be stored.
@param {Function} callback - Callback that expects only a possible error.
Stores json - compatible object on file system at provided path as a json file .