tsconfig.json

{
    "compilerOptions": {
        "baseUrl": ".",
        "paths": { "*": ["types/*"] },
        "allowJs": false,
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "module": "es6",
        "target": "ES6",
        "sourceMap": true,
        "outDir": "./.tmp/build/",
        "moduleResolution": "node",
        "declaration": true,
        "noImplicitThis": true,
        "noImplicitAny": true,
        "alwaysStrict": true,
        "strictBindCallApply": true,
        "strictNullChecks": true,
        "strictFunctionTypes": false,
        "strictPropertyInitialization": false,
        "forceConsistentCasingInFileNames": true,
        "importHelpers": true,
        "removeComments": true,
        "strict": true
    },
    "files": ["src/hierarchySlicer.ts", "test/visualTest.ts"]
}