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Pasando acción (verbo) y valores

const options = require("commander");

options
  .option("-v, --verbose", "Be verbose");

options
  .command("convert")
  .alias("c")
  .description("Converts input file to output file")
  .option("-i, --in-file <file_name>", "Input file")
  .option("-o, --out-file <file_name>", "Output file")
  .action(doConvert);

options.parse(process.argv);

if (!options.args.length) options.help();

function doConvert(options){
    //do something with options.inFile and options.outFile
};

Pasando interruptores booleanos

const options = require("commander");

options
  .option("-v, --verbose")
  .parse(process.argv);

if (options.verbose){
  console.log("Let's make some noise!");
}


Modified text is an extract of the original Stack Overflow Documentation
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