84 lines
No EOL
2.8 KiB
C++
84 lines
No EOL
2.8 KiB
C++
/** @file ASyntaxStateMachine.hpp
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*
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* Generated automagically from ingredients:
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* 1. code generator:
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* [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
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* arguments:
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* --input [idl/SyntaxStateMachine.json5]
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* 2. jinja2 template for abstract facet .hpp file:
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* [abstract_facet.hpp.j2]
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* 3. idl for facet methods
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* [idl/SyntaxStateMachine.json5]
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**/
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#pragma once
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// includes (via {facet_includes})
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#include "ParserStateMachine.hpp"
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#include "syntaxstatetype.hpp"
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#include <xo/tokenizer2/Token.hpp>
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#include <xo/facet/obj.hpp>
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#include <xo/facet/facet_implementation.hpp>
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#include <xo/facet/typeseq.hpp>
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// {pretex} here
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namespace xo {
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namespace scm {
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using Copaque = const void *;
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using Opaque = void *;
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/**
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Assistant to schematika parser dedicated to particular syntax
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**/
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class ASyntaxStateMachine {
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public:
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/** @defgroup scm-syntaxstatemachine-type-traits **/
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///@{
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// types
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/** integer identifying a type **/
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using typeseq = xo::facet::typeseq;
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using Copaque = const void *;
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using Opaque = void *;
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///@}
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/** @defgroup scm-syntaxstatemachine-methods **/
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///@{
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// const methods
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/** RTTI: unique id# for actual runtime data representation **/
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virtual typeseq _typeseq() const noexcept = 0;
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/** identify a type of syntax state machine **/
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virtual syntaxstatetype ssm_type(Copaque data) const noexcept = 0;
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/** text describing expected/allowed input to this ssm in current state **/
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virtual std::string_view get_expect_str(Copaque data) const noexcept = 0;
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// nonconst methods
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/** operate state machine for incoming symbol-token @p tk **/
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virtual void on_symbol_token(Opaque data, const Token & tk, ParserStateMachine * p_psm) = 0;
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/** update state machine for incoming define-keyword-token @p tk **/
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virtual void on_def_token(Opaque data, const Token & tk, ParserStateMachine * p_psm) = 0;
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/** update state machine for incoming if-keyword-token @p tk **/
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virtual void on_if_token(Opaque data, const Token & tk, ParserStateMachine * p_psm) = 0;
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/** update stat machine for incoming parsed symbol @p sym **/
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virtual void on_parsed_symbol(Opaque data, std::string_view sym, ParserStateMachine * p_psm) = 0;
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///@}
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}; /*ASyntaxStateMachine*/
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/** Implementation ISyntaxStateMachine_DRepr of ASyntaxStateMachine for state DRepr
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* should provide a specialization:
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*
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* template <>
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* struct xo::facet::FacetImplementation<ASyntaxStateMachine, DRepr> {
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* using Impltype = ISyntaxStateMachine_DRepr;
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* };
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*
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* then ISyntaxStateMachine_ImplType<DRepr> --> ISyntaxStateMachine_DRepr
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**/
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template <typename DRepr>
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using ISyntaxStateMachine_ImplType = xo::facet::FacetImplType<ASyntaxStateMachine, DRepr>;
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} /*namespace scm*/
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} /*namespace xo*/
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/* ASyntaxStateMachine.hpp */ |