Method extract_inheritance

codegraph-kernel/src/dart.rs:1169–1202

(&mut self, node: Node<'t>, class_row: u32)

    // --- extractInheritance — the dart rows (:5368-5393, :5437-5459) ------

    fn extract_inheritance(&mut self, node: Node<'t>, class_row: u32) {
        let mut cursor = node.walk();
        let kids: Vec<Node<'t>> = node.named_children(&mut cursor).collect();
        for child in kids {
            if child.kind() == "superclass" {
                // extends type + `with` mixins (implements) — dart branch.
                let mut cc = child.walk();
                let targets: Vec<Node<'t>> = child.named_children(&mut cc).collect();
                for t in targets {
                    if t.kind() == "mixins" {
                        let mut mc = t.walk();
                        let mixins: Vec<Node<'t>> = t.named_children(&mut mc).collect();
                        for m in mixins {
                            if m.kind() == "type_identifier" {
                                let name = self.text(m).to_string();
                                self.push_ref_at(class_row, &name, "implements", m);
                            }
                        }
                    } else if t.kind() == "type_identifier" {
                        let name = self.text(t).to_string();
                        self.push_ref_at(class_row, &name, "extends", t);
                    }
                }
            } else if child.kind() == "interfaces" {
                // implements — one per named child, FULL child text.
                let mut cc = child.walk();
                let targets: Vec<Node<'t>> = child.named_children(&mut cc).collect();
                for iface in targets {
                    let name = self.text(iface).to_string();
                    self.push_ref_at(class_row, &name, "implements", iface);
                }
            }
        }
    }

    // --- extractTypeAnnotations — the dart path (:5819-5833) --------------