@alu0101051420/constant-folding/bin/egg-constant-folding-cli.js

Constant Folding javascript code

#!/usr/bin/env node
const { program } = require('commander');
const fs = require('fs');
const { version, description } = require('../package.json');
const eggConstantFolding = require('../src/egg-constant-folding'); // Your libs

"use strict";

program
  .version(version)
  .name('blah')
  .arguments("<filename>")
  .description(description, {
    filename: 'file with the original code'
  })
  .action((filename, options) => {
    return transpile(filename, options.output);
  });

program.parse(process.argv);

/**
 * A function that takes two file names and blah,
 *  ...
 *  ...
 * @param {string} input_file The file from which to read the code
 * @param {string} output_file The file to which to write the code with the logs
 *  etc.
 * @private
 */
function transpile(input_file) {
  try {
    fs.readFile(input_file, 'utf-8', (err, input) => {
      if (err) {
        console.log("Couldn't read the file: " + err);
        return;
      }
      let result = eggConstantFolding(JSON.parse(input));
      console.log(result);
      return result;
    });
  }
  catch (err) {
    console.log(err);
  }
}