Hash Functions

Generic functions for equality comparison and hash computation. More...

Classes
struct	CppClingo::Util::value_hasher
	Compute a hash using std::hash. More...
struct	CppClingo::Util::value_equal_to
	Helper class to compare pointers and some STL containers holding pointers by value. More...
class	CppClingo::Util::array_hash
	Hasher for arrays of dynamic but fixed size. More...
struct	CppClingo::Util::array_equal_to
	Comparison operator for arrays of dynamic but fixed size. More...

Functions
auto	CppClingo::Util::hash_mix (size_t h) -> size_t
	Perturb the given seed.
template<class... T>
auto	CppClingo::Util::hash_combine (T... a) -> size_t
	Combine the given hashes.
auto	CppClingo::Util::value_hash (std::type_info const &x) -> size_t
	Compute a hash for type_info.
template<class T >
auto	CppClingo::Util::value_hash (T const &x) -> size_t
	Compute a hash using std::hash.
template<class T >
auto	CppClingo::Util::value_hash (T *x) -> size_t
	Compute hash for pointers.
template<class T >
auto	CppClingo::Util::value_hash (std::optional< T > const &x) -> size_t
	Compute hash for optionals.
template<class T >
auto	CppClingo::Util::value_hash (std::reference_wrapper< T > const &x) -> size_t
	Compute hash for reference_wrapper.
template<class T , class D >
auto	CppClingo::Util::value_hash (std::unique_ptr< T, D > const &x) -> size_t
	Compute hash for unique_ptr.
template<class T >
auto	CppClingo::Util::value_hash (immutable_value< T > const &x) -> size_t
	Compute hash for immutable_value.
template<class T , class U >
auto	CppClingo::Util::value_hash (std::pair< T, U > const &x) -> size_t
	Compute the hash of a pair.
template<class... T>
auto	CppClingo::Util::value_hash (std::tuple< T... > const &x) -> size_t
	Compute the hash of a tuple.
template<class... T>
auto	CppClingo::Util::value_hash (std::variant< T... > const &x) -> size_t
	Compute the hash of a variant.
template<class T , size_t E>
auto	CppClingo::Util::value_hash (std::span< T, E > const &x) -> size_t
	Compute the hash of a span.
template<class T , class A >
auto	CppClingo::Util::value_hash (std::vector< T, A > const &x) -> size_t
	Compute the hash of a vector.
template<class T >
auto	CppClingo::Util::value_hash (Util::immutable_array< T > const &x) -> size_t
	Compute the hash of an immutable array.
template<class T , size_t N>
auto	CppClingo::Util::value_hash (Util::small_vector< T, N > const &x) -> size_t
	Compute the hash of an immutable array.
auto	CppClingo::Util::value_hash (char const *x) -> size_t
	Compute the hash of a string.
auto	CppClingo::Util::value_hash (std::string_view const &x) -> size_t
	Compute the hash of a string.
auto	CppClingo::Util::value_hash (std::string const &x) -> size_t
	Compute the hash of a string.
template<class T >
auto	CppClingo::Util::value_hash_range (T const &x) -> size_t
	Compute the hash for a given range of elements.
template<class T , class... Args>
auto	CppClingo::Util::value_hash_record (Args const &...x) -> size_t
	Compute and combine the hashes of the given arguments.

Detailed Description

Generic functions for equality comparison and hash computation.