tsconfig.json

{
    "compilerOptions": {
        "allowJs": false,
        "allowSyntheticDefaultImports": true,
        "allowUnreachableCode": false,
        "baseUrl": ".",
        "checkJs": true,
        "declaration": false,
        "downlevelIteration": true,
        "esModuleInterop": true,
        "experimentalDecorators": true,
        "forceConsistentCasingInFileNames": true,
        "inlineSourceMap": true,
        "lib": [
            "dom",
            "ES2018"
        ],
        "module": "UMD",
        "moduleResolution": "node",
        "noFallthroughCasesInSwitch": true,
        "noUnusedLocals": true,
        "noUnusedParameters": true,
        "resolveJsonModule": true,
        "skipLibCheck": true,
        "strict": true,
        "target": "es2018"
    },
    "exclude": [
        "node_modules"
    ],
    "include": [
        "src",
        "test",
        "typings"
    ]
}