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#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "resolve_literals_visitor.h"
#include <sstream>
namespace foundry {
namespace parse {
void resolve_literals_visitor::visit(group &g)
{
for(auto &i : g.components)
{
current_context = &i;
descend(i);
}
}
void resolve_literals_visitor::visit(regex &) { }
void resolve_literals_visitor::visit(string_literal &l)
{
auto litref = literals.find(l.text);
if(litref != literals.end())
{
*current_context = litref->second;
}
else
{
std::ostringstream os;
os << "LITERAL_" << ++num;
l.name = os.str();
literals[l.text] = &l;
rt->literals.push_back(&l);
}
}
void resolve_literals_visitor::visit(unresolved_symbol &) { }
void resolve_literals_visitor::visit(terminal &) { }
void resolve_literals_visitor::visit(nonterminal &) { }
void resolve_literals_visitor::visit(root &r) { rt = &r; descend(r.rules); }
void resolve_literals_visitor::visit(rule &r) { descend(r.alternatives); }
void resolve_literals_visitor::visit(alternative &a) { descend(a.group); }
}
}
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