182 lines
6 KiB
C++
182 lines
6 KiB
C++
/** @file DExpectSymbolSsm.cpp
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*
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* @author Roland Conybeare, Aug 2024
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**/
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#include "DExpectSymbolSsm.hpp"
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#include "ssm/ISyntaxStateMachine_DExpectSymbolSsm.hpp"
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#include "SyntaxStateMachine.hpp"
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#include "ParserStateMachine.hpp"
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#include "syntaxstatetype.hpp"
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#include <string_view>
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//#include <regex>
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namespace xo {
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using xo::facet::with_facet;
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using xo::facet::typeseq;
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namespace scm {
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DExpectSymbolSsm::DExpectSymbolSsm()
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{}
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DExpectSymbolSsm *
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DExpectSymbolSsm::make(DArena & mm)
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{
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void * mem = mm.alloc(typeseq::id<DExpectSymbolSsm>(),
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sizeof(DExpectSymbolSsm));
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return new (mem) DExpectSymbolSsm();
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}
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void
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DExpectSymbolSsm::start(DArena & parser_alloc,
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ParserStateMachine * p_psm)
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{
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DExpectSymbolSsm * sym_ssm
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= DExpectSymbolSsm::make(parser_alloc);
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// note:
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// relying on [ISyntaxStateMachine_DExpectedSymbolSsm.hpp]
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//
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obj<ASyntaxStateMachine> ssm
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= with_facet<ASyntaxStateMachine>::mkobj(sym_ssm);
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p_psm->push_ssm(ssm);
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}
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syntaxstatetype
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DExpectSymbolSsm::ssm_type() const noexcept
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{
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return syntaxstatetype::expect_symbol;
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}
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std::string_view
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DExpectSymbolSsm::get_expect_str() const noexcept
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{
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return "symbol";
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}
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void
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DExpectSymbolSsm::on_parsed_symbol(std::string_view sym,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_symbol("DExpectSymbolSsm::on_parsed_symbol",
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sym,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_parsed_typedescr(TypeDescr td,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_typedescr("DExpectSymbolSsm::on_parsed_typedescr",
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td,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_parsed_expression(obj<AExpression> expr,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_parsed_expression("DExpectSymbolSsm::on_parsed_expression",
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expr,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_parsed_expression_with_semicolon(obj<AExpression> expr,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_parsed_expression("DExpectSymbolSsm::on_parsed_expression_with_semicolon",
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expr,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_symbol_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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#ifdef NOT_YET
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constexpr bool c_debug_flag = false;
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scope log(XO_DEBUG(c_debug_flag));
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log && log(xtag("tk", tk));
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assert(&p_psm->top_exprstate() == this);
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#endif
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/* have to do pop first, before sending symbol to
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* the o.g. symbol-requester
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*/
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p_psm->pop_ssm();
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p_psm->on_parsed_symbol(std::string_view(tk.text()));
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}
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void
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DExpectSymbolSsm::on_def_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_def_token",
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tk,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_if_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_if_token",
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tk,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_colon_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_colon_token",
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tk,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_singleassign_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_singleassign_token",
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tk,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_f64_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_f64_token",
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tk,
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this->get_expect_str());
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}
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void
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DExpectSymbolSsm::on_semicolon_token(const Token & tk,
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ParserStateMachine * p_psm)
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{
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p_psm->illegal_input_on_token("DExpectSymbolSsm::on_semicolon_token",
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tk,
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this->get_expect_str());
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}
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bool
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DExpectSymbolSsm::pretty(const ppindentinfo & ppii) const
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{
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return ppii.pps()->pretty_struct
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(ppii,
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"DExpectSymbolSsm"
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//refrtag("member", member_)
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);
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}
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} /*namespace scm*/
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} /*namespace xo*/
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/* end DExpectSymbolSsm.cpp */
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