html2canvas/tsconfig.json

{
    "compilerOptions": {
        "noImplicitAny": true,
        "noImplicitThis": true,
        "noUnusedLocals": true,
        "noUnusedParameters": true,
        "strictNullChecks": true,
        "strictPropertyInitialization": true,
        "resolveJsonModule": true
    }
}