text: 'use strict';
  
  const program = require('commander');
  const hmacFileStream = require('hmac-file-stream');
  program.version('1.0.0');
  
  program
    .command('fast-hmac <inputFile> <algorithm> <secret> <encoding>')
    .alias('fh')
    .description('Get the HMAC digest from file content.')
    .action((inputFile, algorithm, secret, encoding) => {
      const hmac = hmacFileStream.createHmac(algorithm, secret);
      hmac.update(inputFile);
      hmac.digest(encoding).pipe(process.stdout);
    });
  
  module.exports = (argv) => {
      program.parse(argv);
  };