utils.h File Reference

#include <iterator>
#include <iostream>
#include <complex>
#include <type_traits>
#include <cassert>
#include <utility>
#include <stdexcept>
#include <stdint.h>
#include <typeinfo>
#include <map>
#include <vector>

Go to the source code of this file.

Classes
struct	voider<... >
struct	is_specialization< Test, Ref >
struct	is_specialization< Ref< Args... >, Ref >
class	visit_impl< INDEX >
	Class to index tuple at runtime. More...
struct	visit_impl< 0 >
	INDEX reached 0, which means the runtime index did not exist in the tuple. More...

Namespaces
namespace	awkward

Typedefs
template<typename... T>
using	void_t = typename voider<T...>::type

Functions
template<typename T>
const std::string	type_to_name ()
	Returns the name of a primitive type as a string.
template<>
const std::string	type_to_name< bool > ()
template<>
const std::string	type_to_name< char > ()
template<typename T>
const std::string	type_to_numpy_like ()
	Returns char string when the primitive type is a character.
template<>
const std::string	type_to_numpy_like< uint8_t > ()
	Returns numpy-like character code of a primitive type as a string.
template<>
const std::string	type_to_numpy_like< int8_t > ()
	Returns numpy-like character code i8, when the primitive type is an 8-bit signed integer.
template<>
const std::string	type_to_numpy_like< uint32_t > ()
	Returns numpy-like character code u32, when the primitive type is a 32-bit unsigned integer.
template<>
const std::string	type_to_numpy_like< int32_t > ()
	Returns numpy-like character code i32, when the primitive type is a 32-bit signed integer.
template<>
const std::string	type_to_numpy_like< int64_t > ()
	Returns numpy-like character code i64, when the primitive type is a 64-bit signed integer.
template<typename T, typename OFFSETS>
std::string	type_to_form (int64_t form_key_id)
	Generates a Form, which is a unique description of the Layout Builder and its contents in the form of a JSON-like string.
template<typename T>
bool	is_awkward_type ()
	Check if an RDataFrame column is an Awkward Array.
template<typename FUNCTION, typename... CONTENTs>
void	visit_at (std::tuple< CONTENTs... > const &contents, size_t index, FUNCTION fun)
	Visits the tuple contents at index.
template<typename FUNCTION, typename... CONTENTs>
void	visit_at (std::tuple< CONTENTs... > &contents, size_t index, FUNCTION fun)
	Visits the tuple contents at index.
template<typename LayoutBuilder>
std::vector< std::string >	buffer_name_helper (const LayoutBuilder *builder)
	Helper function to retrieve the names of the buffers.
template<typename LayoutBuilder>
std::vector< size_t >	buffer_size_helper (const LayoutBuilder *builder)
	Helper function to retrieve the sizes (in bytes) of the buffers.
template<typename LayoutBuilder>
size_t	num_buffers_helper (const LayoutBuilder *builder)
	Helper function to retrieve the number of the buffers.

Variables
template<class T>
constexpr bool	is_integral_v = std::is_integral<T>::value
template<class T>
constexpr bool	is_signed_v = std::is_signed<T>::value
template<class T, class U>
constexpr bool	is_same_v = std::is_same<T, U>::value
template<typename, typename = void>
constexpr bool	is_iterable {}
template<typename T>
constexpr bool	is_iterable< T, void_t< decltype(std::declval< T >().begin()), decltype(std::declval< T >().end())> > = true