message: Clean up ast builder codes - remove unnecessary brackets
diff: @@ -283,15 +283,15 @@ pub fn text(value: &str) -> ExprNode {
  pub fn date(date: &str) -> ExprNode {
  ExprNode::Expr(Expr::TypedString {
  - data_type: (DataType::Date),
  - value: (date.to_string()),
  + data_type: DataType::Date,
  + value: date.to_string(),
  })
  }
  pub fn timestamp(timestamp: &str) -> ExprNode {
  ExprNode::Expr(Expr::TypedString {
  - data_type: (DataType::Timestamp),
  - value: (timestamp.to_string()),
  + data_type: DataType::Timestamp,
  + value: timestamp.to_string(),
  })
  }
  