tsconfig.json

{
    "compilerOptions": {
        "target": "ES2015",
        "module": "commonjs",
        "outDir": "out",
        "rootDir": "src",
        "experimentalDecorators": true,
        "emitDecoratorMetadata": true,
        "sourceMap": true,
        "strict": true,
        "esModuleInterop": true,
    },
    "exclude": [
        "out/",
    ]
}