tsconfig.json

{
    "compilerOptions": {
        "allowJs": false,
        "allowSyntheticDefaultImports": true,
        "allowUnreachableCode": false,
        "alwaysStrict": true,
        "esModuleInterop": true,
        "experimentalDecorators": true,
        "pretty": true,
        "importHelpers": false,
        "inlineSourceMap": false,
        "module": "esnext",
        "moduleResolution": "node",
        "newLine": "LF",
        "noImplicitReturns": true,
        "noImplicitThis": true,
        "noLib": false,
        "noUnusedLocals": true,
        "noUnusedParameters": true,
        "preserveConstEnums": true,
        "removeComments": true,
        "sourceMap": false,
        "strictNullChecks": true,
        "suppressImplicitAnyIndexErrors": true,
        "target": "ES5",
        "jsx": "preserve",
        "lib": ["es2015", "es2016", "dom"],
        "types": ["node", "react"],
        "skipLibCheck": true,
        "strict": true,
        "forceConsistentCasingInFileNames": true,
        "resolveJsonModule": true,
        "noEmit": true,
        "isolatedModules": true
    },
    "include": ["src"]
}