tsconfig.json

{
    "compilerOptions": {
        "target": "es5",
        "lib": ["dom", "esnext"],
        "allowJs": true,
        "skipLibCheck": true,
        "declaration": true,
        "outDir": "dist",
        "esModuleInterop": true,
        "allowSyntheticDefaultImports": true,
        "strict": true,
        "forceConsistentCasingInFileNames": true,
        "moduleResolution": "node",
        "isolatedModules": true,
        "noImplicitReturns": true,
        "noImplicitAny": true,
        "noImplicitThis": true,
        "strictBindCallApply": true,
        "strictFunctionTypes": true,
        "strictNullChecks": true,
        "strictPropertyInitialization": true,
        "alwaysStrict": true,
        "baseUrl": "./src"
    },
    "include": ["src"],
    "exclude": ["node_modules", "dist", "**/testData", "**/*.test.ts"]
}