tsconfig.json

{
  "compileOnSave": false,
  "compilerOptions": {
    "outDir": "./bin",
    "sourceMap": true,
    "declaration": true,
    "module": "commonjs",
    "esModuleInterop": true,
    "moduleResolution": "node",
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "importHelpers": true,
    "noUnusedParameters": true,
    "noUnusedLocals": true,
    "allowSyntheticDefaultImports": true,
    "target": "esnext",
    "typeRoots": [
      "node_modules/@types",
    ],
    "lib": [
      "esnext",
      "DOM"
    ],
    "plugins": [
      {
        "name": "typescript-tslint-plugin",
        "alwaysShowRuleFailuresAsWarnings": false,
        "ignoreDefinitionFiles": false,
        "configFile": "./tslint.json",
        "suppressWhileTypeErrorsPresent": false,
        "packageManager": "yarn"
      }
    ]
  },
  "files": [
    "./src/index.ts"
  ]
}