pub fn fold_alter_source_statement<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: AlterSourceStatement<T>,
) -> AlterSourceStatement<T2>
pub fn fold_alter_source_statement<F, T: AstInfo, T2: AstInfo>(
folder: &mut F,
node: AlterSourceStatement<T>,
) -> AlterSourceStatement<T2>