node script to copy create a component folder, with component, test, SASS, and doc files)

componentGenerator.js

/* 
 * @usage
 *   1.) create a folder with skeletons files for the file you want for you component
 *   2.) put the following line in the npm scripts section of your package.json
 *         "generate:component": "babel-node helpers/componentGenerator.js"
 *   3.) To generate a component, run the script with the new component name as argument
 *         e.g.,  
 *         npm run generate:component seating-chart
 *         
 *         will start a new component at
 *           app/src/components/seating-chart/SeatingChart.jsx
 */

import chalk from 'chalk';
import fs from 'fs';

function getTitleCase(string) {
  return string.charAt(0).toUpperCase() + string.slice(1);
}

console.log(chalk.blue('Generating new component. This will take a moment...'));

const newHyphenatedName = process.argv[2];

if (!newHyphenatedName) {
  console.error(chalk.red('No component name given.'));
  process.exit(1);
}

const newComponentName = newHyphenatedName
  .split('-')
  .map(segment => getTitleCase(segment))
  .join('');

console.log(chalk.green(`New component name is: ${newComponentName}`));

try {
  process.chdir('app/src/components');
  console.log(chalk.blue(`Changed to directory: ${process.cwd()}`));
} catch (err) {
  console.error(chalk.red(`chdir: ${err}`));
  process.exit(1);
}

console.log(chalk.green(`Making directory: ${newHyphenatedName}...`));
fs.mkdirSync(newHyphenatedName);

const newFiles = [
  '_component.jsx',
  '_component.doc.jsx',
  '_component.scss',
  '_component.spec.jsx',
];

newFiles.forEach((filename) => {
  try {
    const data = fs.readFileSync(`_component-template/${filename}`, 'utf8');

    const result = data
      .replace(/Foo/g, newComponentName)
      .replace(/foo/g, newHyphenatedName);

    const newFilename = filename.replace(/_component/g, newComponentName);
    console.log(chalk.green(`Generating file: ${newFilename}...`));

    fs.writeFileSync(`${newHyphenatedName}/${newFilename}`, result, 'utf8');
  } catch (err) {
    console.error(err);
    process.exit(1);
  }
});

console.log(chalk.green('Finished generating new component.'));