public DoStatement getDo() { return shadowStack.getDo(); }
public IfStatement getIf() { return shadowStack.getIf(); }
public ASTNode pop() { shadowStack.pop(); return itemStack.pop(); }
public IfStatement getIfInElseCase() { return shadowStack.getIfInElseCase(); }
public void push(ASTNode statementItem) { shadowStack.push(statementItem); itemStack.push(statementItem); }