Method visit_field

src/extraction/java_extractor.rs:800–873

Extract field declarations. Each `variable_declarator` in the field becomes a Field node.

(state: &mut ExtractionState, node: TsNode<'_>)

    /// Extract field declarations. Each `variable_declarator` in the field becomes a Field node.
    fn visit_field(state: &mut ExtractionState, node: TsNode<'_>) {
        let visibility = Self::extract_java_visibility(node, state);
        let start_line = node.start_position().row as u32;
        let end_line = node.end_position().row as u32;
        let start_column = node.start_position().column as u32;
        let end_column = node.end_position().column as u32;
        let signature_text = state.node_text(node).trim().to_string();

        // Iterate over variable_declarator children to extract each field name.
        let mut cursor = node.walk();
        if cursor.goto_first_child() {
            loop {
                let child = cursor.node();
                if child.kind() == "variable_declarator" {
                    // The variable_declarator contains an identifier as its "name" field.
                    let field_name = child.child_by_field_name("name").map_or_else(
                        || {
                            Self::extract_name(state, child)
                                .unwrap_or_else(|| "<anonymous>".to_string())
                        },
                        |n| state.node_text(n),
                    );

                    let qualified_name = format!("{}::{}", state.qualified_prefix(), field_name);
                    let id = generate_node_id(
                        &state.file_path,
                        &NodeKind::Field,
                        &field_name,
                        start_line,
                    );

                    let graph_node = Node {
                        id: id.clone(),
                        kind: NodeKind::Field,
                        name: field_name,
                        qualified_name,
                        file_path: state.file_path.clone(),
                        start_line,
                        attrs_start_line: start_line,
                        end_line,
                        start_column,
                        end_column,
                        signature: Some(signature_text.clone()),
                        docstring: None,
                        visibility: visibility.clone(),
                        is_async: false,
                        branches: 0,
                        loops: 0,
                        returns: 0,
                        max_nesting: 0,
                        unsafe_blocks: 0,
                        unchecked_calls: 0,
                        assertions: 0,
                        updated_at: state.timestamp,
                        parent_id: None,
                    };
                    state.nodes.push(graph_node);