yql/essentials/sql/v1/complete/syntax/grammar.h


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#pragma once

#include <yql/essentials/sql/v1/complete/antlr4/defs.h>

#include <contrib/libs/antlr4_cpp_runtime/src/Vocabulary.h>

#include <unordered_set>

#ifdef TOKEN_QUERY // Conflict with the winnt.h
    #undef TOKEN_QUERY
#endif
#include <yql/essentials/parser/antlr_ast/gen/v1_antlr4/SQLv1Antlr4Parser.h>

#define RULE_(mode, name) NALA##mode##Antlr4::SQLv1Antlr4Parser::Rule##name
#define RULE(name) RULE_(Default, name)

namespace NSQLComplete {

    class ISqlGrammar {
    public:
        virtual const antlr4::dfa::Vocabulary& GetVocabulary() const = 0;
        virtual const std::unordered_set<TTokenId>& GetAllTokens() const = 0;
        virtual const std::unordered_set<TTokenId>& GetKeywordTokens() const = 0;
        virtual const std::unordered_set<TTokenId>& GetPunctuationTokens() const = 0;
        virtual ~ISqlGrammar() = default;
    };

    const ISqlGrammar& GetSqlGrammar();

} // namespace NSQLComplete