Method unparse_to_statement

datafusion/sql/tests/cases/plan_to_sql.rs:2256–2267

(
        &self,
        node: &dyn UserDefinedLogicalNode,
        unparser: &Unparser,
    )

impl UserDefinedLogicalNodeUnparser for MockStatementUnparser {
    fn unparse_to_statement(
        &self,
        node: &dyn UserDefinedLogicalNode,
        unparser: &Unparser,
    ) -> Result<UnparseToStatementResult> {
        if let Some(plan) = node.as_any().downcast_ref::<MockUserDefinedLogicalPlan>() {
            let input = unparser.plan_to_sql(&plan.input)?;
            Ok(UnparseToStatementResult::Modified(input))
        } else {
            Ok(UnparseToStatementResult::Unmodified)
        }
    }
}

struct UnusedUnparser {}