ludash/tsconfig.json

{
  "compilerOptions": {
    "baseUrl": ".",
    "outDir": "lib",
    "target": "ES2015",
    "removeComments": true,
    "module": "ES2015",
    "declaration": true,
    "declarationDir": "types",
    "esModuleInterop": true,   
    "skipLibCheck": true, 
    "importHelpers": true,     
    "forceConsistentCasingInFileNames": true,
    "paths": {
      "tslib" : ["node_modules/tslib/tslib.d.ts"]
    }
  },
  "include": ["./src/**/*.ts"],
  "exclude": ["node_modules"]
}