tsconfig.json

{
    "compilerOptions": {
        "target": "ES6",
        "lib": [
            "dom",
            "dom.iterable",
            "esnext"
        ],
        "allowJs": false,
        "skipLibCheck": true,
        "esModuleInterop": true,
        "allowSyntheticDefaultImports": true,
        "strict": true,
        "forceConsistentCasingInFileNames": true,
        "noFallthroughCasesInSwitch": true,
        "module": "esnext",
        "moduleResolution": "node",
        "resolveJsonModule": true,
        "isolatedModules": true,
        "noEmit": true,
        "jsx": "react-jsx",
        "alwaysStrict": true,
        "newLine": "lf",
        "noImplicitAny": true,
        "noImplicitThis": true,
        "strictFunctionTypes": true,
        "strictNullChecks": true,
        "strictPropertyInitialization": true,
        "strictBindCallApply": true,
        "allowUnreachableCode": false,
        "allowUnusedLabels": false,
        "incremental": true,
        "downlevelIteration": true,
        "noImplicitReturns": true
    },
    "include": [
        "src"
    ]
}