blob: e4a76899d86d41fb66840f252845823101137d09 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
#include "helpers.hpp"
#include <unordered_map>
// these concept names are for bootstrapping convenience,
// to make hardcoding structures easier.
// hence there is just one single list of them
concept namesByConcept;
std::unordered_map<value<std::string>,concept,std::hash<std::string>> conceptsByName;
ref::ref(std::string s)
{
try {
ptr = &conceptsByName.at(value<std::string>(s));
} catch (std::out_of_range) {
auto insertion = conceptsByName.emplace(value<std::string>(s), concept());
ref con = &insertion.first->second;
ref nam = const_cast<concept *>((concept const *)&insertion.first->first);
namesByConcept.link(con, nam);
ptr = con;
}
}
ref::operator std::string()
{
return value<std::string>::of(namesByConcept.get(*this));
}
|
