Babylon.js/tsconfigRules.json

{
    "compilerOptions": {
        "importHelpers": true,
        "moduleResolution": "node",
        "module": "esNext",
        "target": "es5",
        "declaration": true,
        "sourceMap": true,
        "experimentalDecorators": true,
        "noImplicitAny": true,
        "noImplicitReturns": true,
        "noImplicitThis": true,
        "noUnusedLocals": true,
        "strictNullChecks": true,
        "strictFunctionTypes": true,
        "skipLibCheck": true,
        "lib": [
            "es5",
            "dom",
            "es2015.promise",
            "es2015.collection",
            "es2015.iterable"
        ]
    }
}