tsconfig.json

{
    "compilerOptions": {
        "baseUrl": ".",
        "module": "esnext",
        "target": "es2019",
        "lib": ["es6", "dom", "es2016", "es2017", "es2018", "es2019", "es2020"],
        "sourceMap": true,
        "allowJs": true,
        "rootDir": "./",
        "outDir": "lib",
        "declaration": true,
        "moduleResolution": "node",
        "forceConsistentCasingInFileNames": true,
        "noImplicitReturns": true,
        "noImplicitThis": true,
        "noImplicitAny": true,
        "strictNullChecks": false,
        "strictPropertyInitialization": false,
        "strictBindCallApply": true,
        "suppressImplicitAnyIndexErrors": true,
        "noUnusedLocals": false,
        "noUnusedParameters": false,
        "esModuleInterop": true,
        "skipLibCheck": true,
        "preserveSymlinks": true,
        "resolveJsonModule": true,
        "importHelpers": true,
        "removeComments": false,
        "allowSyntheticDefaultImports": true
    },
    "include": ["src/**/*.ts", "custom-typings/**/*.d.ts"],
    "exclude": ["node_modules", "../node_modules"]
}