tsconfig.json

{
    "compilerOptions": {
        "declaration": true,
        "jsx": "react", // this line causes problems with the exports of the State class, but only when placed out of order!!!!! Seems this crap needs to be in order....
        "module": "CommonJS",
        "moduleResolution": "node",
        "target": "ESNEXT",
        "sourceMap": true,  // required for webpack ts-loader
        "skipLibCheck": true,
        "experimentalDecorators": true,
        "rootDir": ".",
        "outDir": "build"
    },
    "filesGlob": [
        "!./node_modules/**"
    ],
    "exclude": [ 
        "node_modules",
        "build"
    ]
}