Some(ast::Expr {
id: ast::NodeId::root(), // dummy value
kind: ast::ExprKind::Try(parser.parse_expr().ok()?),
span: mac.span(), // incorrect span, but shouldn't matter too much
attrs: ast::AttrVec::new(),
Some(ast::Expr {
id: ast::NodeId::root(), // dummy value
kind: ast::ExprKind::Try(parser.parse_expr().ok()?),
span: mac.span(), // incorrect span, but shouldn't matter too much
attrs: ast::AttrVec::new(),