tsconfig.jest.json

{
  // custom schema (non-vscode environment)
  "$schema": "https://json.schemastore.org/tsconfig",
  "compilerOptions": {
    "target": "ESNext",
    "module": "ESNext",
    "lib": ["ES2019", "ES2020", "DOM", "ES6", "ESNext"],
    "outDir": "./tmp/jest",
    "allowJs": true,
    "checkJs": false,
    "resolveJsonModule": true,
    "downlevelIteration": true,
    "noImplicitAny": false,
    /* Strict Type-Checking Options */
    "strict": false,
    /* Module Resolution Options */
    "allowSyntheticDefaultImports": true,
    "moduleResolution": "Bundler",
    "esModuleInterop": true,
    /* Advanced Options */
    "forceConsistentCasingInFileNames": true,
    "skipDefaultLibCheck": true,
    "skipLibCheck": true,
    "typeRoots": ["node_modules/@types"],
    "types": ["jest"]
  },
  "exclude": [
    "**/*.runner.*",
    "**/*.explicit.*",
    "**/*.builder.*",
    "**/dist/**",
    "**/node_modules/**",
    "**/tmp/**"
  ],
  "include": ["./test/**/*", "./src/**/*"]
}