[Snippet rust]
```rust
pub async fn internal_trigger_refund_to_gateway(
```
Path: hyperswitch/crates/router/src/core/refunds_v2.rs :: internal_trigger_refund_to_gateway (function, crate=router)

Negatives:
- hyperswitch/crates/hyperswitch_connectors/src/connectors/braintree/transformers.rs :: try_from
- hyperswitch/crates/router/src/connector/utils.rs :: get_optional_line2
- hyperswitch/crates/injector/src/injector.rs :: default
- hyperswitch/crates/router/tests/connectors/paytm.rs :: should_partially_capture_authorized_payment
- hyperswitch/crates/hyperswitch_connectors/src/connectors/recurly/transformers.rs :: from