tsconfig.json

{
  "compilerOptions": {
    "types": ["jest", "node"],
    "outDir": "./dist",
    "rootDir": "./src",
    "target": "es6",
    "lib": [
      "dom",
      "dom.iterable",
      "esnext"
    ],
    "allowJs": true,
    "sourceMap": true,
    "skipLibCheck": true,
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "noFallthroughCasesInSwitch": true,
    "module": "esnext",
    "moduleResolution": "node",
    "resolveJsonModule": true,
    "isolatedModules": true,
    "noEmit": false,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
  },
  "buildOptions": {
    "rootDir": "./src",
    "outDir": "./dist",
    "baseUrl": "./",
    "paths": {
      "@/*": ["src/*"]
    }
  },
  "include": ["src/**/*.ts"],
  "exclude": [
    "node_modules/@types/mocha",
    "./node_modules/**/*",
    "./dist/**/*",
    "./old/**/*",
    "./__mocks__/**/*",
    "node_modules",
    "dist",
    "old",
    "__mocks__",
    "**/*.test.ts"
  ]
}