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			82 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include "discardparser.hpp"
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#include "scanner.hpp"
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namespace Compiler
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{
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    DiscardParser::DiscardParser(ErrorHandler& errorHandler, const Context& context)
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        : Parser(errorHandler, context)
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        , mState(StartState)
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    {
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    }
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    bool DiscardParser::parseInt(int value, const TokenLoc& loc, Scanner& scanner)
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    {
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        if (mState == StartState || mState == MinusState)
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        {
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            if (isEmpty())
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                mTokenLoc = loc;
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            start();
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            return false;
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        }
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        return Parser::parseInt(value, loc, scanner);
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    }
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    bool DiscardParser::parseFloat(float value, const TokenLoc& loc, Scanner& scanner)
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    {
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        if (mState == StartState || mState == MinusState)
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        {
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            if (isEmpty())
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                mTokenLoc = loc;
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            start();
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            return false;
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        }
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        return Parser::parseFloat(value, loc, scanner);
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    }
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    bool DiscardParser::parseName(const std::string& name, const TokenLoc& loc, Scanner& scanner)
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    {
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        if (mState == StartState)
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        {
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            if (isEmpty())
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                mTokenLoc = loc;
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            start();
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            return false;
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        }
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        return Parser::parseName(name, loc, scanner);
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    }
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    bool DiscardParser::parseSpecial(int code, const TokenLoc& loc, Scanner& scanner)
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    {
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        if (code == Scanner::S_minus && mState == StartState)
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        {
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            if (isEmpty())
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                mTokenLoc = loc;
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            start();
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            mState = MinusState;
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            return true;
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        }
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        return Parser::parseSpecial(code, loc, scanner);
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    }
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    void DiscardParser::reset()
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    {
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        mState = StartState;
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        mTokenLoc = TokenLoc();
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        Parser::reset();
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    }
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    const TokenLoc& DiscardParser::getTokenLoc() const
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    {
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        return mTokenLoc;
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    }
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}
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