tsconfig.json

{
  "compilerOptions": {
    "baseUrl": ".",
    "outDir": "dist",
    "declarationDir": "dist",
    "target": "es2018",
    "lib": ["es2018"],
    "module": "ES2015",
    "esModuleInterop": true,
    "resolveJsonModule": false,
    "noImplicitThis": true,
    "alwaysStrict": true,
    "noFallthroughCasesInSwitch": true,
    "forceConsistentCasingInFileNames": true,
    "importHelpers": true,
    "downlevelIteration": true,
    "strict": true,
    "noImplicitAny": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "suppressImplicitAnyIndexErrors": true,
    "allowSyntheticDefaultImports": true,
    "moduleResolution": "node",
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "typeRoots": ["node_modules/@types", "@types"],
    "skipLibCheck": true,
    "newLine": "LF",
    "declaration": true,
    "inlineSources": false,
    "inlineSourceMap": false
  },
  "include": ["src"],
  "exclude": ["node_modules", "dist", "tests"]
}