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xo-reader2: + f64 toplevel constant in interactive session

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This commit is contained in:
Roland Conybeare 2026-01-23 15:11:36 -05:00
commit bd60b45ae9
2 changed files with 31 additions and 1 deletions
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30
src/reader2/DExprSeqState.cpp
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@ -6,8 +6,18 @@
#include "DExprSeqState.hpp"
#include "DDefineSsm.hpp"
#include "ssm/ISyntaxStateMachine_DExprSeqState.hpp"
#include <xo/reader2/DProgressSsm.hpp>
#include <xo/expression2/DConstant.hpp>
#include <xo/expression2/detail/IExpression_DConstant.hpp>
#include <xo/object2/DFloat.hpp>
#include <xo/object2/number/IGCObject_DFloat.hpp>
#include <xo/gc/GCObject.hpp>
namespace xo {
using xo::scm::DProgressSsm;
using xo::scm::DConstant;
using xo::scm::DFloat;
using xo::mm::AGCObject;
using xo::mm::AAllocator;
using xo::facet::with_facet;
using xo::reflect::typeseq;
@ -182,6 +192,26 @@ namespace xo {
DExprSeqState::on_f64_token(const Token & tk,
ParserStateMachine * p_psm)
{
switch (seqtype_) {
case exprseqtype::toplevel_interactive:
{
auto f64o = DFloat::box<AGCObject>(p_psm->expr_alloc(),
tk.f64_value());
auto * dconst = DConstant::make(p_psm->expr_alloc(), f64o);
auto expr = with_facet<AExpression>::mkobj(dconst);
DProgressSsm::start(p_psm->parser_alloc(),
expr,
p_psm);
return;
}
case exprseqtype::toplevel_batch:
break;
case exprseqtype::N:
assert(false); // unreachable
break;
}
p_psm->illegal_input_on_token("DExprSeqState::on_f64_token",
tk,
this->get_expect_str());