How to use the react-scripts/config/paths.appPublic function in react-scripts

function rewirePaths() {
  require('react-scripts/config/env');

  const paths = require('react-scripts/config/paths');

  if (!fs.existsSync(paths.appIndexJs)) {
    paths.appIndexJs = path.resolve(paths.appPath, 'src/index.ts');
  }
  if (!fs.existsSync(paths.appPublic)) {
    paths.appPublic = path.resolve(__dirname, '../config/webpack/public');
    paths.appHtml = path.resolve(paths.appPublic, 'index.html');
  }

  require.cache[require.resolve('react-scripts/config/paths')].exports = paths;
}

function rewirePaths() {
  require('react-scripts/config/env');

  const paths = require('react-scripts/config/paths');

  if (!fs.existsSync(paths.appIndexJs)) {
    paths.appIndexJs = path.resolve(paths.appPath, 'src/index.ts');
  }
  if (!fs.existsSync(paths.appPublic)) {
    paths.appPublic = path.resolve(__dirname, '../config/webpack/public');
    paths.appHtml = path.resolve(paths.appPublic, 'index.html');
  }

  require.cache[require.resolve('react-scripts/config/paths')].exports = paths;
}

function copyPublicFolder() {
  fs.copySync(paths.appPublic, paths.appBuild, {
    dereference: true,
    filter: file => file !== paths.appHtml
  });
}

function copyPublicFolder() {
  fs.copySync(paths.appPublic, paths.appBuild, {
    dereference: true,
    filter: file => file !== paths.appHtml
  });
}

function ensureSlash(inputPath, needsSlash) {
  const hasSlash = inputPath.endsWith('/')
  if(hasSlash && !needsSlash) return inputPath.substr(0, inputPath.length - 1)
  else if(!hasSlash && needsSlash) return `${inputPath}/`
  else return inputPath
}

function getServedPath(publicUrl) {
  const servedUrl = publicUrl ? url.parse(publicUrl).pathname : '/'

  return ensureSlash(servedUrl, true)
}

paths.dotenv = existsSync(appDotEnv) ? appDotEnv : paths.dotenv
paths.appPath = appRootPath + '/'
paths.appPublic = appPublic
paths.appHtml = appPublic + '/index.html'
paths.appBuild = appBuild
paths.appPackageJson = appPackage
paths.yarnLockFile = appRootPath + '/yarn.lock'
paths.appSrc = appSrc
paths.appIndexJs = appSrc + '/index.js'
paths.proxySetup = appSrc + '/setupProxy.js'
paths.testsSetup = appSrc + '/setupTests'
paths.appNodeModules = appNodeModules
paths.servedPath = homepage ? getServedPath(homepage) : '/'
paths.publicUrl = homepage || ''

module.exports = paths

function rewirePaths() {
  require('react-scripts/config/env');

  const paths = require('react-scripts/config/paths');

  if (!fs.existsSync(paths.appIndexJs)) {
    paths.appIndexJs = path.resolve(paths.appPath, 'src/index.ts');
  }
  if (!fs.existsSync(paths.appPublic)) {
    paths.appPublic = path.resolve(__dirname, '../config/webpack/public');
    paths.appHtml = path.resolve(paths.appPublic, 'index.html');
  }

  require.cache[require.resolve('react-scripts/config/paths')].exports = paths;
}

function rewirePaths() {
  require('react-scripts/config/env');

  const paths = require('react-scripts/config/paths');

  if (!fs.existsSync(paths.appIndexJs)) {
    paths.appIndexJs = path.resolve(paths.appPath, 'src/index.ts');
  }
  if (!fs.existsSync(paths.appPublic)) {
    paths.appPublic = path.resolve(__dirname, '../config/webpack/public');
    paths.appHtml = path.resolve(paths.appPublic, 'index.html');
  }

  require.cache[require.resolve('react-scripts/config/paths')].exports = paths;
}