Function extract

fendermint/rpc/src/query.rs:203–215

Extract some value from the query result, unless there was an error.

(res: AbciQuery, f: F)

/// Extract some value from the query result, unless there was an error.
fn extract<T, F>(res: AbciQuery, f: F) -> anyhow::Result<T>
where
    F: FnOnce(AbciQuery) -> anyhow::Result<T>,
{
    if res.code.is_err() {
        Err(anyhow!(
            "query returned non-zero exit code: {}",
            res.code.value()
        ))
    } else {
        f(res)
    }
}

fn extract_actor_state(res: AbciQuery) -> anyhow::Result<Option<(ActorID, ActorState)>> {
    extract_opt(res, |res| {