Method signature_of

codegraph-kernel/src/rustlang.rs:358–366

rustExtractor.getSignature: raw params text + ` -> ` + raw return type.

(&self, node: Node)

    /// rustExtractor.getSignature: raw params text + ` -> ` + raw return type.
    fn signature_of(&self, node: Node) -> Option<String> {
        let params = node.child_by_field_name("parameters")?;
        let mut sig = self.text(params).to_string();
        if let Some(rt) = node.child_by_field_name("return_type") {
            sig.push_str(" -> ");
            sig.push_str(self.text(rt));
        }
        Some(sig)
    }

    /// rustExtractor.getVisibility: direct `visibility_modifier` child whose
    /// text contains `pub` → public, else private; none → private.