CRA 프로젝트에서 babel-preset-react-app 경고 발생시

sangwook yoo

Jul 14, 2023

Contents

Problem Command Solution

Problem

기존에 생성 해 놓았던 프로젝트를 npm run start 를 했더니 갑자기 경고 발생.

one of your dependencies babel-preset-react-app

babel-preset-react-app 이 @babel/plugin-proposal-private-property-in-object 패키지를 종송성 선언없이 가져와서 문제가 발생하는걸로 판단

아마도 종속성 관계중에 deprecated 되었던지 되는 라이브러리가 있어서가 아닐까 의심(뇌피셜..)

Command


$ npm install --save-dev @babel/plugin-proposal-private-property-in-object --legacy-peer-deps

OR

$ yarn install -D @babel/plugin-proposal-private-property-in-object --legacy-peer-deps

Solution

one of your dependencies babel-preset-react-app

npm start를 했는데 "one of your dependencies babel-preset-react-app~" 이라는 문구가 떴다. 아래 방법으로 해결함.참고: https://stackoverflow.com/questions/76435306/babel-

https://velog.io/@pooh963/one-of-your-dependencies-babel-preset-react-app

babel-preset-react-app, is importing the "@babel/plugin-proposal-private-property-in-object" package without declaring it in its dependencies

my issue is that I've tried to create a new react project and after a lot of issues with vulnerabilities I managed to solve some of them, one of the main instructions was adding this line: "

https://stackoverflow.com/questions/76435306/babel-preset-react-app-is-importing-the-babel-plugin-proposal-private-propert

Contents

Problem Command Solution