tsconfig.json

{
    "compilerOptions": {
        "declaration": false,
        "emitDecoratorMetadata": false,
        "esModuleInterop": true,
        "experimentalDecorators": true,
        "incremental": true,
        "inlineSourceMap": true,
        "lib": [
            "dom",
            "es2015"
        ],
        "module": "commonjs",
        "moduleResolution": "node",
        "noFallthroughCasesInSwitch": true,
        "noImplicitAny": false,
        "noImplicitReturns": true,
        "noUnusedLocals": false,
        "noUnusedParameters": false,
        "outDir": "lib",
        "preserveSymlinks": true,
        "removeComments": true,
        "rootDir": "src",
        "strict": true,
        "target": "es2016",
        "paths": {
            "*": ["../types/*", "./*"]
        },
        "typeRoots": [
            "node_modules/@types",
            "types"
        ]
    },
    "include": [
        "src/**/*"
    ]
}