---
source: tests/backends_swift_snapshot_test.rs
expression: "&file.content"
---
// Generated by alef. Do not edit by hand.

#![allow(unused_variables, unreachable_code, unreachable_patterns)]
#![allow(
    clippy::collapsible_if,
    clippy::collapsible_match,
    clippy::needless_borrows_for_generic_args,
    clippy::field_reassign_with_default,
    clippy::too_many_arguments,
    clippy::clone_on_copy,
    clippy::unnecessary_cast,
    clippy::manual_flatten,
    clippy::match_single_binding,
    clippy::redundant_closure,
    clippy::useless_conversion,
    clippy::inherent_to_string,
)]


/// Process-wide tokio runtime shared across every swift-bridge async wrapper.
///
/// alef-emitted; see shims.rs for the rationale (orphaned reqwest connection
/// pools when each call creates and drops its own current-thread runtime).
fn __alef_tokio_runtime() -> &'static ::tokio::runtime::Runtime {
    use std::sync::OnceLock;
    static RT: OnceLock<::tokio::runtime::Runtime> = OnceLock::new();
    RT.get_or_init(|| {
        ::tokio::runtime::Builder::new_multi_thread()
            .enable_all()
            .build()
            .expect("build process-wide alef tokio runtime")
    })
}

#[swift_bridge::bridge]
mod ffi {
    extern "Rust" {
        type Metadata;
        fn kind(&self) -> String;
        fn attrs(&self) -> String;
    }

    extern "Rust" {
        #[swift_bridge(swift_name = "metadataFromJson")]
        fn metadata_from_json(json: String) -> Result<Metadata, String>;
    }
}


pub struct Metadata(pub demo::Metadata);
impl Metadata {
    pub fn kind(&self) -> String {
        self.0.kind.clone()
    }
    pub fn attrs(&self) -> String {
        serde_json::to_string(&self.0.attrs).expect("serializable attrs")
    }
}

pub fn metadata_from_json(json: String) -> Result<Metadata, String> {
    serde_json::from_str::<demo::Metadata>(&json)
        .map(Metadata)
        .map_err(|e| e.to_string())
}
