Method visitPascalNode

src/extraction/tree-sitter.ts:6171–6304

* Handle Pascal-specific AST structures. * Returns true if the node was fully handled and children should be skipped.

(node: SyntaxNode)

   * Returns true if the node was fully handled and children should be skipped.
   */
  private visitPascalNode(node: SyntaxNode): boolean {
    const nodeType = node.type;

    // Unit/Program/Library → module node
    if (nodeType === 'unit' || nodeType === 'program' || nodeType === 'library') {
      const moduleNameNode = node.namedChildren.find(
        (c: SyntaxNode) => c.type === 'moduleName'
      );
      const name = moduleNameNode ? getNodeText(moduleNameNode, this.source) : '';
      // Fallback to filename without extension if module name is empty
      const moduleName = name || path.basename(this.filePath).replace(/\.[^.]+$/, '');
      this.createNode('module', moduleName, node);
      // Continue visiting children (interface/implementation sections)
      for (let i = 0; i < node.namedChildCount; i++) {
        const child = node.namedChild(i);
        if (child) this.visitNode(child);
      }
      return true;
    }

    // declType wraps declClass/declIntf/declEnum/type-alias
    // The name lives on declType, the inner node determines the kind
    if (nodeType === 'declType') {
      this.extractPascalDeclType(node);
      return true;
    }

    // declUses → import nodes for each unit name
    if (nodeType === 'declUses') {
      this.extractPascalUses(node);
      return true;
    }

    // declConsts → container; visit children for individual declConst
    if (nodeType === 'declConsts') {
      for (let i = 0; i < node.namedChildCount; i++) {
        const child = node.namedChild(i);
        if (child?.type === 'declConst') {
          this.extractPascalConst(child);
        }
      }
      return true;
    }

    // declConst at top level (outside declConsts)
    if (nodeType === 'declConst') {
      this.extractPascalConst(node);
      return true;
    }

    // declTypes → container for type declarations
    if (nodeType === 'declTypes') {
      for (let i = 0; i < node.namedChildCount; i++) {
        const child = node.namedChild(i);
        if (child) this.visitNode(child);
      }
      return true;
    }