cli.js

#!/usr/bin/env node

const { program } = require('commander');

const markdownLint = require('.');
const { prepareExtensions } = require('./lib/utils');

const { version, description } = require('./package.json');

program
  .option('--fix', 'Automatically fix problems')
  .option('--ext <value>', 'Specify file extensions', prepareExtensions, ['md', 'MD'])
  .option('-t, --typograph', 'Enable typograph')
  .option('-r, --recursive', 'Get files from provided directory and the entire subtree')
  .option('-c, --config <file>', 'Use this configuration, overriding default options if present');

program
  .usage('[options] <dir> <file ...>')
  .version(version, '-v, --version')
  .description(description)
  .parse(process.argv);

if (!program.args.length) {
  program.help();
} else {
  markdownLint({
    paths: program.args,
    fix: program.fix,
    ext: program.ext,
    recursive: program.recursive,
    config: program.config,
    typograph: program.typograph,
  });
}