tethys/tsconfig.json

{
  "compilerOptions": {
    "module": "es2015",
    "target": "es5",
    "moduleResolution": "node",
    "sourceMap": true,
    "outDir": "public/js/search",
    "experimentalDecorators": true,
    "lib": [ "es2015", "es2017", "dom" ]
  },
    "include": [
        "resources/js/**/*"
    ]
}