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xo-XXX -> .xo-XXX (prep subrepo)

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Roland Conybeare 2026-06-06 22:00:54 -04:00
commit cf0bd4d975
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120
xo-reader2/src/reader2/ParserResult.cpp
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/** @file ParserResult.cpp
*
* @author Roland Conybeare, Jan 2026
**/
#include "ParserResult.hpp"
#include <xo/stringtable2/String.hpp>
#include <xo/printable2/Printable.hpp>
#include <xo/alloc2/GCObject.hpp>
#include <xo/facet/FacetRegistry.hpp>
namespace xo {
using xo::print::APrintable;
using xo::facet::FacetRegistry;
namespace scm {
const char *
parser_result_type_descr(parser_result_type x)
{
switch (x) {
case parser_result_type::none: return "none";
case parser_result_type::expression: return "expression";
case parser_result_type::error: return "error";
case parser_result_type::N: break;
}
return "parser_result_type?";
}
ParserResult::ParserResult(parser_result_type type,
obj<AExpression> expr,
std::string_view error_src_fn,
const DString * error_description)
: result_type_{type},
result_expr_{expr},
error_src_fn_{error_src_fn},
error_description_{error_description}
{}
ParserResult
ParserResult::expression(std::string_view ssm_name,
obj<AExpression> expr)
{
return ParserResult(parser_result_type::expression,
expr,
ssm_name,
nullptr);
}
ParserResult
ParserResult::error(std::string_view ssm_name,
const DString * errmsg)
{
return ParserResult(parser_result_type::error,
obj<AExpression>(),
ssm_name,
errmsg);
}
void
ParserResult::print(std::ostream & os) const
{
os << "<ParserResult" ;
os << xtag("type", result_type_);
os << xtag("expr", result_expr_);
os << xtag("src_fn", error_src_fn_);
if (error_description_)
os << xtag("error", error_description_);
os << ">";
}
bool
ParserResult::pretty(const ppindentinfo & ppii) const
{
switch (result_type_) {
case parser_result_type::none:
return ppii.pps()->pretty_struct
(ppii,
"ParserResult",
refrtag("type", result_type_));
case parser_result_type::expression:
{
auto expr = FacetRegistry::instance().variant<APrintable,AExpression>(result_expr_);
return ppii.pps()->pretty_struct
(ppii,
"ParserResult",
refrtag("type", result_type_),
refrtag("expr", expr));
}
break;
case parser_result_type::error:
return ppii.pps()->pretty_struct
(ppii,
"ParserResult",
refrtag("type", result_type_),
refrtag("src_fn", error_src_fn_),
refrtag("error", error_description_));
case parser_result_type::N:
assert(false);
break;
}
return false;
}
void
ParserResult::visit_gco_children(VisitReason reason,
obj<AGCObjectVisitor> gc) noexcept
{
// {result_type_, error_src_fn_}: pod, ignore
gc.visit_poly_child(reason, &result_expr_);
gc.visit_child(reason, &error_description_);
}
} /*namespace scm*/
} /*namespace xo*/
/* end ParserResult.cpp */