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added new argument type: z (optional, any)

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This commit is contained in:
Marc Zinnschlag 2014-07-23 09:44:29 +02:00
parent 11a2c767cc
commit aa8c0bccb4
5 changed files with 131 additions and 3 deletions
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70
components/compiler/discardparser.cpp Normal file
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#include "discardparser.hpp"
#include "scanner.hpp"
namespace Compiler
{
DiscardParser::DiscardParser (ErrorHandler& errorHandler, const Context& context)
: Parser (errorHandler, context), mState (StartState)
{
}
bool DiscardParser::parseInt (int value, const TokenLoc& loc, Scanner& scanner)
{
if (mState==StartState || mState==CommaState || mState==MinusState)
{
start();
return false;
}
return Parser::parseInt (value, loc, scanner);
}
bool DiscardParser::parseFloat (float value, const TokenLoc& loc, Scanner& scanner)
{
if (mState==StartState || mState==CommaState || mState==MinusState)
{
start();
return false;
}
return Parser::parseFloat (value, loc, scanner);
}
bool DiscardParser::parseName (const std::string& name, const TokenLoc& loc,
Scanner& scanner)
{
if (mState==StartState || mState==CommaState)
{
start();
return false;
}
return Parser::parseName (name, loc, scanner);
}
bool DiscardParser::parseSpecial (int code, const TokenLoc& loc, Scanner& scanner)
{
if (code==Scanner::S_comma && mState==StartState)
{
mState = CommaState;
return true;
}
if (code==Scanner::S_minus && (mState==StartState || mState==CommaState))
{
mState = MinusState;
return true;
}
return Parser::parseSpecial (code, loc, scanner);
}
void DiscardParser::reset()
{
mState = StartState;
Parser::reset();
}
}