/** @type {import('ts-jest').JestConfigWithTsJest} */
module.exports = {
  preset: 'ts-jest',
  testEnvironment: 'jsdom',
  transform: {
    '^.+\\.ts$': ['ts-jest', {
      tsconfig: {
        target: 'ES2020',
        module: 'ESNext',
        moduleResolution: 'node',
        esModuleInterop: true,
        strict: true,
        lib: ['ES2020', 'DOM', 'DOM.Iterable'],
        allowImportingTsExtensions: true,
        noEmit: true,
      },
    }],
  },
  moduleNameMapper: {
    '^(\\.{1,2}/.*)\\.js$': '$1',
  },
  transformIgnorePatterns: [
    '/node_modules/(?!(@rollup)/)',
  ],
  moduleFileExtensions: ['ts', 'js', 'json'],
  collectCoverageFrom: [
    'src/**/*.ts',
    '!src/index.ts',
    '!src/types.ts',
  ],
  coverageDirectory: 'coverage',
  coverageReporters: ['text', 'lcov'],
  verbose: true,
};