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xo-interpreter2 stack: + reason arg to visit_gco_children()

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Helps streamline DX1Collector in xo-gc/.
Want both forward and verify entry points for the same
representation.
This commit is contained in:
Roland Conybeare 2026-04-10 01:10:03 -04:00
commit d14f119a37
102 changed files with 258 additions and 167 deletions
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4
include/xo/reader2/ssm/ASyntaxStateMachine.hpp
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@ -50,6 +50,8 @@ public:
using AGCObjectVisitor = xo::mm::AGCObjectVisitor;
/** gc-aware object **/
using AGCObject = xo::mm::AGCObject;
/** hint when traversing gco graph **/
using VisitReason = xo::mm::VisitReason;
///@}
/** @defgroup scm-syntaxstatemachine-methods **/
@ -91,7 +93,7 @@ public:
/** update state machine for nested quoted literal @p lit **/
virtual void on_quoted_literal(Opaque data, obj<AGCObject> lit, ParserStateMachine * p_psm) = 0;
/** gc support: visit immediate gc-aware child pointers with @p gc. Call gc.visit_child() for each **/
virtual void visit_gco_children(Opaque data, obj<AGCObjectVisitor> gc) = 0;
virtual void visit_gco_children(Opaque data, VisitReason reason, obj<AGCObjectVisitor> gc) = 0;
///@}
}; /*ASyntaxStateMachine*/