Function createMessage

createMessage(options: CreateMessageOptions): ValidationMessage | null
Create a validation message with automatic severity lookup
Parameters
- options: CreateMessageOptions
Returns ValidationMessage | null
Example
```
const msg = createMessage({
  id: MessageId.PKG_006,
  message: 'Missing mimetype file',
  location: { path: 'mimetype' },
});
if (msg) context.messages.push(msg);
```
- Defined in messages/messages.ts:1297