How to use through2

stream.js

GitHub: googlearchive/polymer-element-catalog

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exports.stringify = jsonStream.stringify.bind(jsonStream);
exports.stringify.obj = jsonStream.stringifyObject = function (options) {
  
  options = options || {};
  
  return through.obj(function (chunk, enc, done) {
    
    done(null, JSON.stringify(chunk, null, options.space));
  });
}

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