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xo-reader: + DDefineSsm + utest

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This commit is contained in:
Roland Conybeare 2026-01-19 00:39:16 -05:00
commit b5d2f3efab
21 changed files with 219 additions and 28 deletions
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61
src/reader2/DDefineSsm.cpp
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@ -4,6 +4,8 @@
**/
#include "DDefineSsm.hpp"
#include "ssm/ISyntaxStateMachine_DDefineSsm.hpp"
#ifdef NOT_YET
#include "parserstatemachine.hpp"
#include "expect_symbol_xs.hpp"
@ -13,6 +15,9 @@
#endif
namespace xo {
using xo::facet::with_facet;
using xo::facet::typeseq;
namespace scm {
// ----- defexprstatetype -----
@ -46,16 +51,11 @@ namespace xo {
define_xs::make() {
return std::make_unique<define_xs>(define_xs(DefineExprAccess::make_empty()));
}
#endif
void
define_xs::start(parserstatemachine * p_psm)
{
scope log(XO_DEBUG(p_psm->debug_flag()));
p_psm->push_exprstate(define_xs::make());
p_psm->top_exprstate().on_def_token(token_type::def(), p_psm);
}
// DDefineSsm::start
#ifdef NOT_YET
define_xs::define_xs(rp<DefineExprAccess> def_expr)
: exprstate(exprstatetype::defexpr),
defxs_type_{defexprstatetype::def_0},
@ -333,6 +333,36 @@ namespace xo {
////////////////////////////////////////////////////////////////
DDefineSsm::DDefineSsm()
: defstate_{defexprstatetype::def_0}
{}
DDefineSsm *
DDefineSsm::make(DArena & mm)
{
void * mem = mm.alloc(typeseq::id<DDefineSsm>(),
sizeof(DDefineSsm));
return new (mem) DDefineSsm();
}
void
DDefineSsm::start(DArena & mm,
ParserStateMachine * p_psm)
{
//scope log(XO_DEBUG(p_psm->debug_flag()));
assert(p_psm->stack());
DDefineSsm * define_ssm = DDefineSsm::make(mm);
obj<ASyntaxStateMachine> ssm
= with_facet<ASyntaxStateMachine>::mkobj(define_ssm);
p_psm->push_ssm(ssm);
p_psm->on_def_token(Token::def_token());
}
syntaxstatetype
DDefineSsm::ssm_type() const noexcept
{
@ -380,6 +410,21 @@ namespace xo {
return "?expect";
}
void
DDefineSsm::on_def_token(const Token & tk,
ParserStateMachine * p_psm)
{
if (this->defstate_ == defexprstatetype::def_0) {
this->defstate_ = defexprstatetype::def_1;
// expect_symbol_xs::start(p_psm->parser_alloc(), p_psm);
}
p_psm->illegal_input_on_token("DDefineSsm::on_define_token",
tk,
this->get_expect_str());
}
void
DDefineSsm::on_if_token(const Token & tk,
ParserStateMachine * p_psm)