# listScopes

`import { listScopes } from "destack:debug";`

List source scopes visible from one frame.

```ds title="listScopes"
export declare function listScopes(view: WorldViewHandle, frame: FrameId, limit: uint32, after?: ScopeId | undefined): Result<ScopePage, HostError>
```

[language/library/src/debug/debug.ds:303:308](https://github.com/destack-sh/destack/blob/main/language/library/src/debug/debug.ds#L303-L308)