Awkward Array: src/awkward/_v2/cpp-headers/awkward/utils.h File Reference

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utils.h File Reference
`#include <iterator>`
`#include <complex>`
`#include <type_traits>`
`#include <cassert>`
`#include <utility>`
`#include <stdexcept>`
`#include <stdint.h>`

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 > ()
| Returns `bool` string when the primitive type is boolean.
template<>
const std::string | type_to_name< int8_t > ()
| Returns `int8` string when the primitive type is an 8-bit signed integer.
template<>
const std::string | type_to_name< int16_t > ()
| Returns `int16` string when the primitive type is a 16-bit signed integer.
template<>
const std::string | type_to_name< int32_t > ()
| Returns `int32` string when the primitive type is a 32-bit signed integer.
template<>
const std::string | type_to_name< int64_t > ()
| Returns `int64` string when the primitive type is a 64-bit signed integer.
template<>
const std::string | type_to_name< uint8_t > ()
| Returns `uint8` string when the primitive type is an 8-bit unsigned integer.
template<>
const std::string | type_to_name< uint16_t > ()
| Returns `uint16` string when the primitive type is a 16-bit unsigned integer.
template<>
const std::string | type_to_name< uint32_t > ()
| Returns `uint32` string when the primitive type is a 32-bit unsigned integer.
template<>
const std::string | type_to_name< uint64_t > ()
| Returns `uint64` string when the primitive type is a 64-bit unsigned integer.
template<>
const std::string | type_to_name< float > ()
| Returns `float32` string when the primitive type is a floating point.
template<>
const std::string | type_to_name< double > ()
| Returns `float32` string when the primitive type is a double floating point.
template<>
const std::string | type_to_name< char > ()
| Returns `char` string when the primitive type is a character.
template<>
const std::string | type_to_name< std::complex< float > > ()
| Returns `complex64` string when the primitive type is a complex number with float32 real and float32 imaginary parts.
template<>
const std::string | type_to_name< std::complex< double > > ()
| Returns `complex128` string when the primitive type is a complex number with float64 real and float64 imaginary parts.
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 >
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`.

## Variables
template<typename , typename = void>
constexpr bool | is_iterable {}