> ## Documentation Index
> Fetch the complete documentation index at: https://rive.app/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# FormatDiagnostic

A problem to show in the document's gutter and problems panel.

## Fields

### `startLine`

### `startColumn`

### `endLine`

### `endColumn`

### `message`

### `severity`

Defaults to 'error' when omitted.