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xo-reader2: + SyntaxStateMachine.forward_children method

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Support gc traversal with goal of making ParserStateMachine a gc root
This commit is contained in:
Roland Conybeare 2026-03-24 17:43:45 -04:00
commit 3af72fec64
91 changed files with 626 additions and 39 deletions
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8
include/xo/reader2/DDefineSsm.hpp
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@ -73,6 +73,7 @@ namespace xo {
public:
using Super = DSyntaxStateMachine<DDefineSsm>;
using TypeDescr = xo::reflect::TypeDescr;
using ACollector = xo::mm::ACollector;
using AAllocator = xo::mm::AAllocator;
using DArena = xo::mm::DArena;
using ppindentinfo = xo::print::ppindentinfo;
@ -195,6 +196,13 @@ namespace xo {
bool pretty(const ppindentinfo & ppii) const;
///@}
/** @defgroup scm-define-gc-support **/
///@{
/** gc support: visit gc-aware child pointers **/
void forward_children(obj<ACollector> gc);
///@}
private:
/** @defgroup scm-definessm-member-vars **/