xml2json-cli.js

#! /usr/bin/env node

var fs = require('fs');
var { program } = require('commander');
var xml2js = require('xml2js');

program.version('1.0.0')
  .option('-i, --input [file.xml]', 'Input file to convert')
  .option('-o, --output [file.json]', 'Destination file\n')
  .option('-p, --process [chemistry]', 'Name of post-processor to apply')
  .parse(process.argv);
const options = program.opts();

var parser = new xml2js.Parser();
fs.readFile(options.input, function (err, data) {
  parser.parseString(data, function (err, result) {
    var dataToWrite = result;
    if (options.process) {
      var postProcessor = require('./' + options.process + '/post-process.js');
      dataToWrite = postProcessor(result);
    }
    fs.writeFile(options.output, JSON.stringify(dataToWrite, null, 2), function(err) {
      if(err) {
        return console.log(err);
      }

      console.log("Success");
    });
  });
});