Method visit_constructor

src/extraction/java_extractor.rs:742–797

Extract a constructor declaration.

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

    /// Extract a constructor declaration.
    fn visit_constructor(state: &mut ExtractionState, node: TsNode<'_>) {
        let name = Self::extract_name(state, node).unwrap_or_else(|| "<anonymous>".to_string());
        let visibility = Self::extract_java_visibility(node, state);
        let docstring = Self::extract_java_docstring(state, node);
        let signature = Some(Self::extract_declaration_signature(state, node));
        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 qualified_name = format!("{}::{}", state.qualified_prefix(), name);
        let id = generate_node_id(&state.file_path, &NodeKind::Constructor, &name, start_line);
        let metrics = count_complexity(node, &JAVA_COMPLEXITY, &state.source);

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

        // Contains edge from parent.
        if let Some(parent_id) = state.parent_node_id() {
            state.edges.push(Edge {
                source: parent_id.to_string(),
                target: id.clone(),
                kind: EdgeKind::Contains,
                line: Some(start_line),
            });
        }

        // Extract type references from parameter types.
        Self::extract_type_refs(state, node, &id);

        // Extract call sites from the constructor body.
        Self::extract_call_sites(state, node, &id);
    }

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