node snippet to copy files matching a pattern from a folder to a new location with specific file name

copy-file.js

const fs = require('fs-extra');
const folders = [
  {
    path: './build/static/css',
    regex: /^(main).[\w]*.css$/,
    outputFile: '../public-pages/style/sme.css'
  },
  {
    path: './build/static/js',
    regex: /^(main).[\w]*.js$/,
    outputFile: '../public-pages/js/sme.js'
  },
  {
    path: './build/assets/img/calendar-solid',
    regex: /^[\w]*.png$/,
    outputFile: '../public-pages/images/smb/calendar-solid/',
    sameOutputName: true
  },
  {
    path: './build/assets/img/',
    regex: /^[\w]*.gif$/,
    outputFile: '../public-pages/images/smb/',
    sameOutputName: true
  },
  {
    path: './build/policy/',
    regex: /^[\w\W]*.docx$/,
    outputFile: '../public-pages/policy/',
    sameOutputName: true
  }
];

folders.forEach(folder => {
  fs.readdirSync(folder.path).forEach(file => {
    if (folder.regex.test(file)) {
      let fileDest = folder.outputFile;
      if (folder.sameOutputName) {
        fileDest = fileDest + file;
      }
      fs.copy(`${folder.path}/${file}`, fileDest)
        .then(() => console.log(`success! copying file ${file}`))
        .catch(err => {
          console.error(err);
          console.log(`success! copying file ${file}`);
        });
    }
  });
});