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xo-reader2 stack: top-level lambda w/ apply parses

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Roland Conybeare 2026-02-05 15:45:40 -05:00
commit ca1370570b
46 changed files with 329 additions and 191 deletions
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6
include/xo/reader2/ssm/ASyntaxStateMachine.hpp
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@ -51,6 +51,8 @@ public:
// const methods
/** RTTI: unique id# for actual runtime data representation **/
virtual typeseq _typeseq() const noexcept = 0;
/** destroy instance @p d; calls c++ dtor only for actual runtime type; does not recover memory **/
virtual void _drop(Opaque d) const noexcept = 0;
/** identify a type of syntax state machine **/
virtual syntaxstatetype ssm_type(Copaque data) const noexcept = 0;
/** text describing expected/allowed input to this ssm in current state **/
@ -69,8 +71,8 @@ public:
virtual void on_parsed_formal_arglist(Opaque data, DArray * arglist, ParserStateMachine * p_psm) = 0;
/** update state machine for incoming parsed expression @p expr **/
virtual void on_parsed_expression(Opaque data, obj<AExpression> expr, ParserStateMachine * p_psm) = 0;
/** update state machine for incoming parsed expression @p expr followed by semicolon **/
virtual void on_parsed_expression_with_semicolon(Opaque data, obj<AExpression> expr, ParserStateMachine * p_psm) = 0;
/** update state machine @p p_psm for incoming parsed expression @p expr followed by token @p tk **/
virtual void on_parsed_expression_with_token(Opaque data, obj<AExpression> expr, const Token & tk, ParserStateMachine * p_psm) = 0;
///@}
}; /*ASyntaxStateMachine*/