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yungblud/CRA register serviceworker.md

Created December 21, 2019 05:34
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CRA register serviceworker
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CRA register serviceworker.md

기본적으로 production에서만 service worker가 동작하게 되있음.

index.js

serviceWorker.register();
1. yarn build
2. yarn global add serve
3. serve -s build

or

development 에서 실행 하려면, serviceworker.js

export function register(config) {
  if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
  ...

를

export function register(config) {
  if ((process.env.NODE_ENV === 'production' || process.env.NODE_ENV === 'development') && 'serviceWorker' in navigator) {
  ...

로 development 환경을 추가 해주면 development에서도 사용가능.

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