tsconfig.json

{
  "compilerOptions": {
    "target": "es2018",
    "module": "esnext",
    "lib": [ "es2015", "es2019", "dom" ],
    "types": [ "@league-of-foundry-developers/foundry-vtt-types", "webpack-env" ],
    "moduleResolution": "node",
    "sourceMap": true,
    "strict": true,
    "allowJs": true,

    //TODO: enable again
    "noImplicitAny": false /* Raise error on expressions and declarations with an implied 'any' type. */,
    "strictNullChecks": true /* Enable strict null checks. */,
    "strictFunctionTypes": true /* Enable strict checking of function types. */,
    "strictBindCallApply": true /* Enable strict 'bind', 'call', and 'apply' methods on functions. */,
    "strictPropertyInitialization": true /* Enable strict checking of property initialization in classes. */,
    "noImplicitThis": false /* Raise error on 'this' expressions with an implied 'any' type. */,
    "alwaysStrict": true /* Parse in strict mode and emit "use strict" for each source file. */,

    /* Additional Checks */
    "noUnusedLocals": true /* Report errors on unused locals. */,
    "noUnusedParameters": true /* Report errors on unused parameters. */,
    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,

    "forceConsistentCasingInFileNames": true /* Disallow inconsistently-cased references to the same file. */
  },
  "exclude": [ "node_modules", "webpack.config.js", "foundry.js", "dist" ]
}