Function build_model_performance

patch_memory/src/lib.rs:263–288

(records: &[PatchRecord])

}

fn build_model_performance(records: &[PatchRecord]) -> Vec<ModelPerformance> {
    let mut grouped: HashMap<String, (usize, usize)> = HashMap::new();
    for r in records {
        let entry = grouped.entry(r.model_used.clone()).or_insert((0, 0));
        entry.0 += 1;
        if is_success(r) {
            entry.1 += 1;
        }
    }

    let mut out: Vec<ModelPerformance> = grouped
        .into_iter()
        .map(|(model, (total, success))| ModelPerformance {
            model,
            success_rate: if total == 0 {
                0.0
            } else {
                success as f32 / total as f32
            },
            avg_latency_ms: 0,
            avg_cost: 0.0,
        })
        .collect();
    out.sort_by(|a, b| a.model.cmp(&b.model));
    out
}

#[cfg(test)]
mod tests {