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Add default constructor and std::hash to v2/id_types

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Reviewers: mferencevic, ipaljak

Reviewed By: mferencevic

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D2349
This commit is contained in:
Teon Banek 2019-09-03 15:35:46 +02:00
parent 7213bec886
commit 02722a1ed5
1 changed files with 70 additions and 35 deletions
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35
src/storage/v2/id_types.hpp
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@ -12,6 +12,9 @@ namespace storage {
explicit name(uint64_t id) : id_(id) {} \
\
public: \
/* Default constructor to allow serialization or preallocation. */ \
name() = default; \
\
static name FromUint(uint64_t id) { return name{id}; } \
static name FromInt(int64_t id) { \
return name{utils::MemcpyCast<uint64_t>(id)}; \
@ -51,3 +54,35 @@ STORAGE_DEFINE_ID_TYPE(EdgeTypeId);
#undef STORAGE_DEFINE_ID_TYPE
} // namespace storage
namespace std {
template <>
struct hash<storage::Gid> {
size_t operator()(const storage::Gid &id) const noexcept {
return id.AsUint();
}
};
template <>
struct hash<storage::LabelId> {
size_t operator()(const storage::LabelId &id) const noexcept {
return id.AsUint();
}
};
template <>
struct hash<storage::PropertyId> {
size_t operator()(const storage::PropertyId &id) const noexcept {
return id.AsUint();
}
};
template <>
struct hash<storage::EdgeTypeId> {
size_t operator()(const storage::EdgeTypeId &id) const noexcept {
return id.AsUint();
}
};
} // namespace std