Method save

src/hooks/tool_hints.rs:352–388

(&self, path: &Path)

    }

    pub fn save(&self, path: &Path) -> std::io::Result<()> {
        if let Some(parent) = path.parent() {
            std::fs::create_dir_all(parent)?;
        }
        let mut sessions: Vec<PersistedSession> = self
            .emitted
            .iter()
            .map(|(session_id, emitted)| PersistedSession {
                session_id: session_id.clone(),
                emitted: *emitted,
            })
            .collect();
        sessions.sort_by(|a, b| a.session_id.cmp(&b.session_id));
        let mut categories: Vec<PersistedCategory> = self
            .categories
            .iter()
            .map(|((session_id, category), state)| PersistedCategory {
                session_id: session_id.clone(),
                category: category.as_key().to_string(),
                hinted: state.hinted,
                triggers_after_hint: state.triggers_after_hint,
                escalated: state.escalated,
            })
            .collect();
        categories.sort_by(|a, b| {
            a.session_id
                .cmp(&b.session_id)
                .then_with(|| a.category.cmp(&b.category))
        });
        let persisted = PersistedHints {
            version: HINT_STORE_VERSION,
            sessions,
            categories,
        };
        let json = serde_json::to_string_pretty(&persisted).map_err(std::io::Error::other)?;
        std::fs::write(path, format!("{json}\n"))
    }
}

/// Schema version written by [`ToolHintDedupe::save`]. v1 was a bare entry array.