overleaf/libraries/overleaf-editor-core/tsconfig.json

{
  "compilerOptions": {
    "allowJs": true,
    "allowSyntheticDefaultImports": true,
    "checkJs": true,
    "esModuleInterop": true,
    "lib": ["es2018"],
    "module": "commonjs",
    "noEmit": true,
    "resolveJsonModule": true,
    "skipLibCheck": true
  },
  "include": ["lib/**/*", "typings/**/*"]
}