PathName PathName::join(cstring component) const {
if (component.isNullOrEmpty())
throw std::logic_error("Empty string for pathname component");
if (str.isNullOrEmpty())
return PathName(component);
char last = str[str.size() - 1];
for (char c : pathSeparators) {
if (c == last) {
auto result = str + component;
return PathName(result);
}
}
auto result = str + separator() + component;
return PathName(result);
}
