diff options
Diffstat (limited to 'third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h')
-rw-r--r-- | third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h b/third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h index 401ddf4d83..250e662c9d 100644 --- a/third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h +++ b/third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h @@ -53,6 +53,7 @@ #include "absl/base/config.h" #include "absl/hash/hash.h" +#include "absl/strings/cord.h" #include "absl/strings/string_view.h" namespace absl { @@ -72,23 +73,39 @@ struct StringHash { size_t operator()(absl::string_view v) const { return absl::Hash<absl::string_view>{}(v); } + size_t operator()(const absl::Cord& v) const { + return absl::Hash<absl::Cord>{}(v); + } +}; + +struct StringEq { + using is_transparent = void; + bool operator()(absl::string_view lhs, absl::string_view rhs) const { + return lhs == rhs; + } + bool operator()(const absl::Cord& lhs, const absl::Cord& rhs) const { + return lhs == rhs; + } + bool operator()(const absl::Cord& lhs, absl::string_view rhs) const { + return lhs == rhs; + } + bool operator()(absl::string_view lhs, const absl::Cord& rhs) const { + return lhs == rhs; + } }; // Supports heterogeneous lookup for string-like elements. struct StringHashEq { using Hash = StringHash; - struct Eq { - using is_transparent = void; - bool operator()(absl::string_view lhs, absl::string_view rhs) const { - return lhs == rhs; - } - }; + using Eq = StringEq; }; template <> struct HashEq<std::string> : StringHashEq {}; template <> struct HashEq<absl::string_view> : StringHashEq {}; +template <> +struct HashEq<absl::Cord> : StringHashEq {}; // Supports heterogeneous lookup for pointers and smart pointers. template <class T> |