-- | Textual representation of an expression in Common Expression Language
-- syntax.
eExpression :: Lens' Expr (Maybe Text)
eExpression
  = lens _eExpression (\ s a -> s{_eExpression = a})
eExpression :: Lens' Expr (Maybe Text)
eExpression
  = lens _eExpression (\ s a -> s{_eExpression = a})
eExpression
  = lens _eExpression (\ s a -> s{_eExpression = a})