CyclicString.h

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#pragma once
 
#include <string/CyclicString.h>
#include <core/stringApi.hpp>
 
#include <string/StringFromStringLexer.h>
 
#include <string/string/common/StringFromStringParserCommon.h>
#include <string/string/common/StringToStringComposerCommon.h>
 
namespace core {
 
template<class SymbolType >
struct stringApi < string::CyclicString < SymbolType > > {
    static string::CyclicString < SymbolType > parse ( ext::istream & input );
    static bool first ( ext::istream & input );
    static void compose ( ext::ostream & output, const string::CyclicString < SymbolType > & string );
};
 
template<class SymbolType >
string::CyclicString < SymbolType > stringApi < string::CyclicString < SymbolType > >::parse ( ext::istream & input ) {
    string::StringFromStringLexer::Token token = string::StringFromStringLexer::next ( input );
    if ( token.type == string::StringFromStringLexer::TokenType::LESS ) {
        ext::vector < SymbolType > data = string::StringFromStringParserCommon::parseContent < SymbolType > ( input );
        token = string::StringFromStringLexer::next(input);
        if ( token.type == string::StringFromStringLexer::TokenType::GREATER ) {
            return string::CyclicString < SymbolType > ( data );
        } else {
            throw exception::CommonException ( "Invalid linear string terminating character" );
        }
    } else {
        throw exception::CommonException ( "Unrecognised CyclicString token." );
    }
}
 
template<class SymbolType >
bool stringApi < string::CyclicString < SymbolType > >::first ( ext::istream & input ) {
    string::StringFromStringLexer::Token token = string::StringFromStringLexer::next ( input );
    bool res = token.type == string::StringFromStringLexer::TokenType::LESS;
    string::StringFromStringLexer::putback ( input, token );
    return res;
}
 
template<class SymbolType >
void stringApi < string::CyclicString < SymbolType > >::compose ( ext::ostream & output, const string::CyclicString < SymbolType > & string ) {
    output << "<";
    string::StringToStringComposerCommon::composeContent ( output, string.getContent ( ) );
    output << ">";
}
 
} /* namespace core */