tsconfig.json

{
  "compilerOptions": {
    "outDir": "dist",
    "target": "es2017",
    "module": "commonjs",
    "moduleResolution": "node",
    "isolatedModules": false,
    "jsx": "react",
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "declaration": true,
    "removeComments": true,
    "noLib": false,
    "preserveConstEnums": true,
    "suppressImplicitAnyIndexErrors": true,
    "sourceMap": true,
    "declarationMap": true,
    "reactNamespace": "Cascade",
    "noImplicitAny": false,
    "noImplicitUseStrict": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "noImplicitThis": false,
    "lib": [
      "dom",
      "es2017"
    ],
    "types": [
      "jest",
      "reflect-metadata"
    ],  
  },
  "include": [
    "src"
  ],
  "compileOnSave": true,
  "buildOnSave": false
}