Method extract_inheritance

codegraph-kernel/src/java.rs:987–1022

extractInheritance — the Java clauses (type_list-aware).

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

    /// extractInheritance — the Java clauses (type_list-aware).
    fn extract_inheritance(&mut self, node: Node<'t>, class_row: u32) {
        let extends_kind = edge_kind_index("extends").unwrap();
        let implements_kind = edge_kind_index("implements").unwrap();
        for i in 0..node.named_child_count() {
            let Some(child) = node.named_child(i) else { continue };
            match child.kind() {
                "superclass" | "extends_interfaces" => {
                    let type_list = (0..child.named_child_count())
                        .filter_map(|j| child.named_child(j))
                        .find(|c| c.kind() == "type_list");
                    let targets: Vec<Node> = match type_list {
                        Some(tl) => (0..tl.named_child_count()).filter_map(|j| tl.named_child(j)).collect(),
                        None => child.named_child(0).into_iter().collect(),
                    };
                    for target in targets {
                        let name = self.text(target).to_string();
                        self.push_ref_at(class_row, &name, extends_kind, target);
                    }
                }
                "super_interfaces" => {
                    let type_list = (0..child.named_child_count())
                        .filter_map(|j| child.named_child(j))
                        .find(|c| c.kind() == "type_list");
                    let targets: Vec<Node> = match type_list {
                        Some(tl) => (0..tl.named_child_count()).filter_map(|j| tl.named_child(j)).collect(),
                        None => (0..child.named_child_count()).filter_map(|j| child.named_child(j)).collect(),
                    };
                    for iface in targets {
                        let name = self.text(iface).to_string();
                        self.push_ref_at(class_row, &name, implements_kind, iface);
                    }
                }
                _ => {}
            }
        }
    }

    /// extractDecoratorsFor — Java annotations live inside `modifiers`.
    fn extract_decorators_for(&mut self, decl: Node<'t>, decorated_row: u32) {