lihai 8d6c751f49 feat: push | 2 년 전 | |
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build | 2 년 전 | |
README.md | 2 년 전 | |
package.json | 2 년 전 |
If you are already using jest-cli
, just add babel-jest
and it will automatically compile JavaScript code using babel.
yarn add --dev babel-jest babel-core
Note: If you are using babel version 7 you have to install
babel-jest
with> yarn add --dev babel-jest 'babel-core@^7.0.0-0' @babel/core > ``` If you would like to write your own preprocessor, uninstall and delete babel-jest and set the [config.transform](https://jestjs.io/docs/configuration#transform-object-string-string) option to your preprocessor. ## Setup _Note: this step is only required if you are using `babel-jest` with additional code preprocessors._ To explicitly define `babel-jest` as a transformer for your JavaScript code, map _.js_ files to the `babel-jest` module. ```json "transform": { "^.+\\.jsx?$": "babel-jest" },