node-red-contrib-tak-registration/node_modules/form-data/lib/populate.js

A Node-RED node to register to TAK and to help wrap files as datapackages to send to TAK

// populates missing values
module.exports = function(dst, src) {

  Object.keys(src).forEach(function(prop)
  {
    dst[prop] = dst[prop] || src[prop];
  });

  return dst;
};