Method get_or_try_load

rust/crates/ccusage/src/pricing.rs:126–150

(&self, fetch_json: F)

    }

    fn get_or_try_load<F>(&self, fetch_json: F) -> Option<&PricingMap>
    where
        F: FnOnce() -> std::io::Result<String>,
    {
        if let Some(pricing) = self.pricing.get() {
            return Some(pricing);
        }
        if self.last_failure.lock().is_ok_and(|last_failure| {
            last_failure.is_some_and(|failed_at| failed_at.elapsed() < self.failure_retry_after)
        }) {
            return None;
        }

        let Some(map) = load_models_dev_pricing(fetch_json) else {
            if let Ok(mut last_failure) = self.last_failure.lock() {
                *last_failure = Some(Instant::now());
            }
            return None;
        };
        let _ = self.pricing.set(map);
        if let Ok(mut last_failure) = self.last_failure.lock() {
            *last_failure = None;
        }
        self.pricing.get()
    }
}

#[derive(Debug, Deserialize)]