StringHelpers.h File Reference

#include <cstdint>
#include <ranges>
#include <utility>
#include <type_traits>
#include <string_view>
#include <vector>

Go to the source code of this file.

Classes
struct	ConstStr< chars >
struct	is_const_str< typename >
struct	is_const_str< ConstStr< chars... > >

Namespaces
namespace	const_str_details

Macros
#define	CONST_STR(literal)

Functions
consteval uint32_t	crc32 (char const *str, int length)
template<typename... Ts> requires (std::same_as<Ts, std::string_view> && ...)
consteval uint32_t	crc32 (Ts... Vs)
consteval uint32_t	compile_time_hash (char const *str)
consteval uint32_t	operator""_h (const char *str, size_t)
constexpr uint32_t	runtime_crc32 (char const *str, int length)
constexpr uint32_t	runtime_hash (char const *str)
template<int N>
consteval uint32_t	compile_time_hash_from_literal (const char(&str)[N])
template<typename T >
consteval bool	is_const_str_v (T)
template<char... chars1, char... chars2>
constexpr auto	operator+ (const ConstStr< chars1... > &, const ConstStr< chars2... > &)
template<typename T , std::size_t... Is>
constexpr auto	const_str_details::as_chars_impl (std::index_sequence< Is... >)
template<typename T >
constexpr auto	const_str_details::as_chars ()
template<int N>
constexpr auto	const_str_details::get_str (const char(&str)[N])
template<int N>
constexpr auto	const_str_details::get_size (const char(&str)[N])
constexpr auto	const_str_details::get_str (const std::string_view &str)
constexpr auto	const_str_details::get_size (const std::string_view &str)

Variables
constexpr uint32_t	crc_table [256]

Macro Definition Documentation

CONST_STR

#define CONST_STR

(

literal

)

Value:

  [] {                                                      \
    struct literal_to_chars {                               \
      static constexpr decltype(auto) str()                 \
      {                                                     \
        return const_str_details::get_str(literal);         \
      }                                                     \
      static constexpr decltype(auto) size()                \
      {                                                     \
        return const_str_details::get_size(literal);        \
      }                                                     \
    };                                                      \
    return const_str_details::as_chars<literal_to_chars>(); \
  }()

Definition at line 183 of file StringHelpers.h.

Function Documentation

compile_time_hash()

consteval uint32_t compile_time_hash

(

char const *

str

)

Definition at line 88 of file StringHelpers.h.

compile_time_hash_from_literal()

template<int N>

consteval uint32_t compile_time_hash_from_literal

(

const char(&)

str[N]

)

Definition at line 113 of file StringHelpers.h.

crc32() [1/2]

consteval uint32_t crc32	(	char const *	str,
		int	length
	)

Definition at line 68 of file StringHelpers.h.

crc32() [2/2]

template<typename... Ts>
requires (std::same_as<Ts, std::string_view> && ...)

consteval uint32_t crc32

(

Ts...

Vs

)

Definition at line 79 of file StringHelpers.h.

is_const_str_v()

template<typename T >

consteval bool is_const_str_v

(

T

)

Definition at line 133 of file StringHelpers.h.

operator""_h()

consteval uint32_t operator""_h	(	const char *	str,
		size_t
	)

Definition at line 93 of file StringHelpers.h.

operator+()

template<char... chars1, char... chars2>

constexpr auto operator+ ( const ConstStr< chars1... > &  , const ConstStr< chars2... > &    )

constexpr

Definition at line 139 of file StringHelpers.h.

runtime_crc32()

constexpr uint32_t runtime_crc32 ( char const *  str, int  length  )

constexpr

Definition at line 98 of file StringHelpers.h.

runtime_hash()

constexpr uint32_t runtime_hash ( char const *  str )

constexpr

Definition at line 107 of file StringHelpers.h.

Variable Documentation

crc_table

constexpr uint32_t crc_table[256]

constexpr

Definition at line 23 of file StringHelpers.h.