tsconfig.json

{
  "include": [
    "src/**/*.ts",
    "src/**/*.tsx"
  ],
  "compilerOptions": {
    "baseUrl": "./", // this enables absolute imports
    "paths": {
      "redux": ["typings/redux.d.ts"], // workaround for outdated redux typins
      "@/*": [
        "src/*" // alias to have import { Button } from '@/components';
      ]
    },
    "allowSyntheticDefaultImports": true, // no errors on commonjs default import
    "target": "es5",
    "module": "esnext", // required for just leaving the import() for the webpack to take care of
    "downlevelIteration": true,
    "importHelpers": true,
    "sourceMap": true,
    "moduleResolution": "node",
    "jsx": "react",
    "allowJs": true, // allows importing JS files
    "checkJs": false,
    "lib": [
      "dom",
      "es2015",
      "es2016",
      "es2017",
      "esnext"
    ],
    "forceConsistentCasingInFileNames": true,
    "experimentalDecorators": true, 
    "noImplicitAny": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noImplicitThis": true,
    "noUnusedLocals": true,
    "skipLibCheck": true,
    "strictNullChecks": false,
    "suppressImplicitAnyIndexErrors": true
  },
  "files": [
    "require.d.ts"
  ]
}