babel-preset-jest

babel-preset-jest

Babel preset for all Jest plugins. This preset is automatically included when using babel-jest.

Install

$ npm install --save-dev babel-preset-jest

Usage

Via babel.config.js (Recommended)

module.exports = {
  presets: ['jest'],
};

Via CLI

$ babel script.js --presets jest

Via Node API

require('@babel/core').transform('code', {
  presets: ['jest'],
});

Changelog

29.6.3

Fixes

• [expect, @jest/expect-utils] ObjectContaining support sumbol as key (#14414)
• [expect] Remove @types/node from dependencies (#14385)
• [jest-core] Use workers in watch mode by default to avoid crashes (#14059 & #14085).
• [jest-reporters] Update istanbul-lib-instrument dependency to v6. (#14401)
• [jest-mock] Revert #13692 as it was a breaking change (#14429)
• [jest-mock] Revert #13866 as it was a breaking change (#14429)
• [jest-mock] Revert #13867 as it was a breaking change (#14429)
• [@jest/reporters] Marks Reporter's hooks as optional (#14433)
• [jest-runtime] Fix dynamic ESM import module bug when loaded module through jest.isolateModulesAsync (#14397)

Chore & Maintenance

• [jest-changed-files, jest-circus, jest-console, @jest/core, @jest/runtime, @jest/transform] Use invariant and notEmpty from jest-util rather than own internal (#14366)