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83 lines
1.8 KiB
C++
83 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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