tsconfig.json

{
    "compilerOptions": {
        "module": "commonjs",
        "target": "es2019",
        "lib": [
            "es2019",
            "es2018"
        ],
        // Enable strictest settings like strictNullChecks & noImplicitAny.
        "strict": true,
        // Search under node_modules for non-relative imports.
        "moduleResolution": "node",
        "allowSyntheticDefaultImports": true,
        // Ensure that Babel can safely transpile files in the TypeScript project
        "isolatedModules": true,
        "declaration": true,
        // Import non-ES modules as default imports.
        "esModuleInterop": true,
        "typeRoots": [
            "./types",
            "./node_modules/@types"
        ],
        "removeComments": false,
        "noEmit": true
    },
    "include": [
        "src/**/*",
        "test/**/*"
    ]
}