0da32b916c
- Convert unquoted idents to lowercase. - Recognize quoted idents. - Allow all unicode whitespace characters - Added UnexpectedSymbol token for unexpected input (otherwise it is just ignored) - Handle mixed case keywords in the lexer file instead of filtering the stream
24 lines
569 B
C++
24 lines
569 B
C++
#include "Parser.h"
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#include "antlr4-runtime.h"
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Parser::Parser(const std::string &input_string)
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: Parser(std::make_unique<antlr4::ANTLRInputStream>(input_string))
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{}
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Parser::Parser(std::unique_ptr<antlr4::CharStream> stream)
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: InputStream(std::move(stream))
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, Lexer(InputStream.get())
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, TokenStream(&Lexer)
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, AParser(&TokenStream)
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{
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AParser.removeErrorListeners();
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AParser.addErrorListener(&Errors);
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}
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std::unique_ptr<sqlast::StatementList> Parser::Parse()
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{
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auto context = AParser.main();
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return std::move(context->program);
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}
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