Function defs

core/src/tools/selector.rs:169–178

(names: &[&str])

    use serde_json::json;

    fn defs(names: &[&str]) -> Vec<ToolDefinition> {
        names
            .iter()
            .map(|name| ToolDefinition {
                name: (*name).to_string(),
                description: format!("{name} tool"),
                parameters: json!({"type": "object"}),
            })
            .collect()
    }

    #[test]
    fn default_turn_keeps_core_and_hides_special_tools() {