[Snippet rust]
```rust
pub fn validate_dispute_stage(
```
Path: hyperswitch/crates/router/src/core/utils.rs :: validate_dispute_stage (function, crate=router)

Negatives:
- hyperswitch/crates/hyperswitch_connectors/src/connectors/bamboraapac.rs :: build_request
- hyperswitch/crates/hyperswitch_connectors/src/utils.rs :: extract_country_code
- hyperswitch/crates/external_services/src/aws_kms/core.rs :: check_aws_kms_encryption
- hyperswitch/crates/api_models/src/events.rs :: get_api_event_type
- hyperswitch/crates/hyperswitch_connectors/src/connectors/square.rs :: get_content_type