---
url: >-
  https://adk.nht.io/api/eslint/rules/require_string_empty_disposition/variables/default.md
description: >-
  ESLint rule: flags a `validator.string()` chain inside a `new Tool`/`new
  ArtifactTool` `inputSchema` value that is `.optional()`/`.default(…)`-shaped
  with no empty-string disposition.
---

# Variable: default

```ts
const default: RuleModuleWithName<"requireEmptyDisposition", [], unknown, RuleListener>;
```

Defined in: [src/eslint/rules/require\_string\_empty\_disposition.ts:154](https://github.com/NHTIO/ADK/blob/v1.20260830.0/src/src/eslint/rules/require_string_empty_disposition.ts#L154)

ESLint rule: flags a `validator.string()` chain inside a `new Tool`/`new ArtifactTool`
`inputSchema` value that is `.optional()`/`.default(…)`-shaped with no empty-string disposition.