next.js/examples/with-polyfills/client/polyfills.js

/* eslint no-extend-native: 0 */
// core-js comes with Next.js. So, you can import it like below
import includes from 'core-js/library/fn/string/virtual/includes'
import repeat from 'core-js/library/fn/string/virtual/repeat'

// Add your polyfills
// This files runs at the very beginning (even before React and Next.js core)
console.log('Load your polyfills')

String.prototype.includes = includes
String.prototype.repeat = repeat
[Example] with-polyfills : show how to load polyfills (#3568) * Add an example showing how to use polyfills. * Add some example polyfills. * Fix a typo. 2018-02-04 10:50:48 +00:00			`/* eslint no-extend-native: 0 */`
Upgrade standard.js (#4064) * Upgrade standard.js # Conflicts: # yarn.lock * Upgrade babel-eslint 2018-03-27 18:11:03 +00:00			`// core-js comes with Next.js. So, you can import it like below`
			`import includes from 'core-js/library/fn/string/virtual/includes'`
			`import repeat from 'core-js/library/fn/string/virtual/repeat'`
[Example] with-polyfills : show how to load polyfills (#3568) * Add an example showing how to use polyfills. * Add some example polyfills. * Fix a typo. 2018-02-04 10:50:48 +00:00
			`// Add your polyfills`
			`// This files runs at the very beginning (even before React and Next.js core)`
			`console.log('Load your polyfills')`

			`String.prototype.includes = includes`
			`String.prototype.repeat = repeat`