@decoder-leco/poc-eurostat-data-transformers v0.0.1-alpha

pnpm add --save-dev jest pnpm add --save-dev @babel/preset-typescript

create babel.config.js xith

module.exports = {
  presets: [
    ['@babel/preset-env', {targets: {node: 'current'}}],
    '@babel/preset-typescript',
  ],
};

remove all

pnpm remove jest pnpm remove @babel/preset-typescript

rm babel.config.js

from : https://kulshekhar.github.io/ts-jest/docs/getting-started/installation

pnpm add --save-dev jest typescript ts-jest @types/jest pnpm dlx ts-jest config:init

create jest.config.ts with

import type { JestConfigWithTsJest } from 'ts-jest'

const jestConfig: JestConfigWithTsJest = {
  // [...]
  // Replace `ts-jest` with the preset you want to use
  // from the above list
  preset: 'ts-jest',
}

export default jestConfig

pnpm add -D ts-node