tsconfig.json

{
  "compileOnSave": true,
  "compilerOptions": {
    "outDir": "build/dist",
    "module": "esNext",
    "target": "es5",
    "lib": ["es5", "dom", "es2015", "es2017.object"],
    "typeRoots": ["node_modules/@types", "manual_typings"],
    "sourceMap": true,
    "allowJs": true,
    "jsx": "react",
    "moduleResolution": "node",
    "rootDirs": ["./src", "./config"],
    "baseUrl": "./src/",
    "paths": {
      "src/*": ["./src/*"],
      "lodash/*": ["node_modules/@types/lodash-es/*"]
    },
    "allowSyntheticDefaultImports": true,
    "forceConsistentCasingInFileNames": true,
    "noImplicitReturns": true,
    "noImplicitThis": true,
    "noImplicitAny": false,
    "strictNullChecks": false,
    "suppressImplicitAnyIndexErrors": true,
    "noUnusedLocals": true,
    "watch": true
  },
  "exclude": [
    "node_modules",
    "!node_modules/@types",
    "build",
    "dist",
    "scripts",
    "acceptance-tests",
    "webpack",
    "jest",
    "src/setupTests.ts"
  ]
}