message: added declarationMap=true
diff: "noFallthroughCasesInSwitch": false, /* DON'T Report errors for fallthrough cases in switch statement. It is possible to use this feature safely, and we have been doing that for years. */
  "experimentalDecorators": true,
  "sourceMap": true,
  + "declarationMap": true,
  "jsx": "React"
  }
  }
  \ No newline at end of file
  