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fix: use empty quoted string for empty key

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This commit is contained in:
ToruNiina 2021-06-27 18:56:33 +09:00
parent 9d28afa012
commit 47a2a3332b
1 changed files with 10 additions and 2 deletions
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12
toml/serializer.hpp
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@ -29,6 +29,11 @@ template<typename charT, typename traits, typename Alloc>
std::basic_string<charT, traits, Alloc>
format_key(const std::basic_string<charT, traits, Alloc>& k)
{
if(k.empty())
{
return std::string("\"\"");
}
// check the key can be a bare (unquoted) key
detail::location loc(k, std::vector<char>(k.begin(), k.end()));
detail::lex_unquoted_key::invoke(loc);
@ -61,9 +66,12 @@ template<typename charT, typename traits, typename Alloc>
std::basic_string<charT, traits, Alloc>
format_keys(const std::vector<std::basic_string<charT, traits, Alloc>>& keys)
{
std::basic_string<charT, traits, Alloc> serialized;
if(keys.empty()) {return serialized;}
if(keys.empty())
{
return std::string("\"\"");
}
std::basic_string<charT, traits, Alloc> serialized;
for(const auto& ky : keys)
{
serialized += format_key(ky);