/**
* This function prints help info about a function if it sees a function call.
* The function is called from the bison code, which is responsible for
* deleting the syntax tree (the function call).
*/
int RevLanguage::Parser::help(const SyntaxFunctionCall* root) const {
std::ostringstream msg;
# if defined DEBUG_PARSER
// Print syntax tree
std::cerr << std::endl;
std::cerr << "Syntax tree root before help:\n";
root->printValue(std::cerr);
std::cerr << std::endl;
# endif
RlString symbol = root->getFunctionName();
return help( symbol.getValue() );
}
double OptionRule::isArgumentValid( Argument &arg, bool once) const
{
RevPtr<RevVariable> theVar = arg.getVariable();
if ( theVar == NULL )
{
return -1;
}
if ( evalType == BY_VALUE || theVar->isWorkspaceVariable() || ( theVar->getRevObject().isModelObject() && theVar->getRevObject().getDagNode()->getDagNodeType() == RevBayesCore::DagNode::CONSTANT) )
{
once = true;
}
RlString *revObj = dynamic_cast<RlString *>( &theVar->getRevObject() );
if ( revObj != NULL )
{
const std::string &argValue = revObj->getValue();
for ( std::vector<std::string>::const_iterator it = options.begin(); it != options.end(); ++it)
{
if ( argValue == *it )
{
return 0.0;
}
}
return -1;
}
else
{
return -1;
}
}