tsconfig.base.json

{
  "compileOnSave": true,
  "compilerOptions": {
    /* Projects */
    "incremental": true,
    /* Language and Environment */
    "target": "es2020",
    "lib": [
      "es2020"
    ],
    /* Modules */
    "module": "commonjs",
    "moduleResolution": "node",
    /* Emit */
    "sourceMap": true,
    "importsNotUsedAsValues": "error",
    /* Interop Constraints */
    "isolatedModules": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    /* Type Checking */
    "strict": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    // "exactOptionalPropertyTypes": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "noUncheckedIndexedAccess": true,
    "noImplicitOverride": true,
    "noPropertyAccessFromIndexSignature": true,
    /* Completeness */
    "skipLibCheck": true
  },
  "exclude": [
    "**/node_modules"
  ]
}