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xo-reader2 xo-expression2: pprint for DDefineExpr + DVariable

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This commit is contained in:
Roland Conybeare 2026-01-20 15:06:58 -05:00
commit 480294ae05
21 changed files with 455 additions and 8 deletions
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29
xo-expression2/src/expression2/DDefineExpr.cpp
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@ -4,9 +4,14 @@
**/
#include "DDefineExpr.hpp"
#include "detail/IPrintable_DVariable.hpp"
#include <xo/printable2/Printable.hpp>
#include <xo/facet/FacetRegistry.hpp>
#include <xo/indentlog/scope.hpp>
namespace xo {
using xo::print::APrintable;
using xo::facet::FacetRegistry;
using xo::facet::typeseq;
namespace scm {
@ -60,6 +65,30 @@ namespace xo {
{
lhs_var_->assign_valuetype(td);
}
bool
DDefineExpr::pretty(const ppindentinfo & ppii) const
{
auto lhs = obj<APrintable,DVariable>(lhs_var_);
auto rhs = FacetRegistry::instance().try_variant<APrintable,
AExpression>(rhs_);
if (rhs_) {
assert(rhs);
return ppii.pps()->pretty_struct
(ppii,
"DDefineExpr",
refrtag("lhs", lhs),
refrtag("rhs", rhs));
} else {
return ppii.pps()->pretty_struct
(ppii,
"DDefineExpr",
refrtag("lhs", lhs));
}
}
} /*namespace scm*/
} /*namespace xo*/