[Snippet rust]
```rust
fn get_email_optional(&self) -> Option<pii::Email> {
        self.email.clone()
    }
```
Path: hyperswitch/crates/hyperswitch_connectors/src/connectors/shift4/transformers.rs :: get_email_optional (function, crate=hyperswitch_connectors)

Negatives:
- hyperswitch/crates/router/src/core/webhooks/outgoing_v2.rs :: update_overall_delivery_status_in_storage
- hyperswitch/crates/hyperswitch_connectors/src/connectors/multisafepay.rs :: build_request
- hyperswitch/crates/hyperswitch_connectors/src/connectors/paysafe/transformers.rs :: try_from
- hyperswitch/crates/router/tests/connectors/paytm.rs :: should_refund_manually_captured_payment
- hyperswitch/crates/hyperswitch_connectors/src/connectors/bamboraapac.rs :: build_request