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Multimap support and a test case #25

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Multimap support and a test case #25

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d49039e
add support for multimap. emplace is fine rather than insert_or_assig…
dmswany Jul 17, 2025
a24fdec
test and input data
dmswany Jul 18, 2025
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16 changes: 13 additions & 3 deletions msgpack/include/msgpack/msgpack.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,11 @@ struct is_container<std::map<T, Alloc> > {
static const bool value = true;
};

template<class T, class Alloc>
struct is_container<std::multimap<T, Alloc> > {
static const bool value = true;
};

template<class T, class Alloc>
struct is_container<std::unordered_map<T, Alloc> > {
static const bool value = true;
Expand Down Expand Up @@ -140,6 +145,11 @@ struct is_map<std::map<T, Alloc> > {
static const bool value = true;
};

template<class T, class Alloc>
struct is_map<std::multimap<T, Alloc> > {
static const bool value = true;
};

template<class T, class Alloc>
struct is_map<std::unordered_map<T, Alloc> > {
static const bool value = true;
Expand Down Expand Up @@ -637,7 +647,7 @@ class Unpacker {
MappedType value{};
unpack_type(key);
unpack_type(value);
map.insert_or_assign(key, value);
map.emplace(key, value);
}
} else if (safe_data() == map16) {
safe_increment();
Expand All @@ -651,7 +661,7 @@ class Unpacker {
MappedType value{};
unpack_type(key);
unpack_type(value);
map.insert_or_assign(key, value);
map.emplace(key, value);
}
} else {
std::size_t map_size = safe_data() & 0b00001111;
Expand All @@ -661,7 +671,7 @@ class Unpacker {
MappedType value{};
unpack_type(key);
unpack_type(value);
map.insert_or_assign(key, value);
map.emplace(key, value);
}
}
}
Expand Down
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