virtual void processFragment(Fragment const * fragment)
{
static std::regex const splitter(R"(^for\s+(\w[a-zA-Z0-9 _,]*) \s*in\s+(.+)$)");
std::smatch match;
std::string cleaned = fragment->clean();
if (!std::regex_match(cleaned, match, splitter))
{
throw TemplateSyntaxError(fragment->clean());
}
std::string vars = match[1];
static std::regex const varNameExtractor(R"(\s*,\s*)");
std::sregex_token_iterator varNamesIter(vars.begin(), vars.end(), varNameExtractor, -1);
std::vector< std::string > possibleVars;
static std::sregex_token_iterator const end;
std::copy(varNamesIter, end, std::back_inserter(possibleVars));
if (std::find(possibleVars.begin(), possibleVars.end(), "") != possibleVars.end())
{
throw TemplateSyntaxError(vars);
}
m_vars = possibleVars;
m_container = match[2];
}
virtual void exitScope(std::string const & endTag)
{
if (endTag != "endfor")
throw TemplateSyntaxError(endTag);
}
void BlockNode::processFragment( Fragment const * fragment ) {
static std::regex const blockSplitter( R"(^block\s+(\w+)$)" );
std::smatch match;
std::string cleaned = fragment->clean();
if( ! std::regex_match( cleaned, match, blockSplitter ) ) {
throw TemplateSyntaxError( fragment->clean() );
}
m_blockName = match[ 1 ];
}
void BlockNode::exitScope( std::string const & endTag ) {
if( endTag != "endblock" )
throw TemplateSyntaxError( endTag );
}
