olb::descriptors::FIELD_TUPLE< FIELDS > Struct Template Reference

Tuple of abstract field declarations. More...

#include <descriptorBase.h>

Inheritance diagram for olb::descriptors::FIELD_TUPLE< FIELDS >:

Collaboration diagram for olb::descriptors::FIELD_TUPLE< FIELDS >:

Public Types
using	fields_t = meta::list<FIELDS...>
template<template< typename... > class COLLECTION>
using	decompose_into = COLLECTION<FIELDS...>
template<template< typename > class COND>
using	filter
	Returns FIELD_TUPLE with subset of FIELDS meeting COND.
Public Types inherited from olb::meta::list< FIELDS... >
using	get
	Returns INDEXth type of TYPES.
using	decompose_into
	Export TYPES into arbitrary variadic template COLLECTION.
using	map
using	map_to_callable_result
using	push
using	append
using	include
	Merge TYPES and UYPES into new list.
using	first_with_base
	Returns first type of TYPES that is derived from BASE.
using	first_with_base_or_fallback
	Returns first type of TYPES that is derived from BASE.

Public Member Functions
	FIELD_TUPLE ()=delete
	Deleted constructor to enforce pure usage as type and prevent implicit narrowing conversions.

Static Public Member Functions
template<typename WANTED_FIELD >
static constexpr bool	provides ()
	Returns whether WANTED_FIELD is contained in FIELDS.
static bool	provides (std::type_index field)
	Returns whether field is contained in FIELDS.
Static Public Member Functions inherited from olb::meta::list< FIELDS... >
static constexpr unsigned	index ()
	Index of first instance of TYPE in TYPES.
static constexpr void	for_each (F f)
	Calls f for each type of TYPES by-value (in reversed order!)
static constexpr bool	contains ()

Static Public Attributes
static constexpr std::size_t	field_count = sizeof...(FIELDS)
	Number of fields.
Static Public Attributes inherited from olb::meta::list< FIELDS... >
static constexpr unsigned	size

Detailed Description

template<typename... FIELDS>
struct olb::descriptors::FIELD_TUPLE< FIELDS >

Tuple of abstract field declarations.

Definition at line 49 of file descriptorBase.h.

Member Typedef Documentation

decompose_into

template<typename... FIELDS>

template<template< typename... > class COLLECTION>

using olb::descriptors::FIELD_TUPLE< FIELDS >::decompose_into = COLLECTION<FIELDS...>

Definition at line 56 of file descriptorBase.h.

fields_t

template<typename... FIELDS>

using olb::descriptors::FIELD_TUPLE< FIELDS >::fields_t = meta::list<FIELDS...>

Definition at line 53 of file descriptorBase.h.

filter

template<typename... FIELDS>

template<template< typename > class COND>

using olb::descriptors::FIELD_TUPLE< FIELDS >::filter

Initial value:

 typename meta::filter_t<COND, FIELDS...>
    ::template decompose_into<FIELD_TUPLE>

Returns FIELD_TUPLE with subset of FIELDS meeting COND.

Definition at line 63 of file descriptorBase.h.

Constructor & Destructor Documentation

FIELD_TUPLE()

template<typename... FIELDS>

olb::descriptors::FIELD_TUPLE< FIELDS >::FIELD_TUPLE ( )

delete

Deleted constructor to enforce pure usage as type and prevent implicit narrowing conversions.

Member Function Documentation

provides() [1/2]

template<typename... FIELDS>

template<typename WANTED_FIELD >

static constexpr bool olb::descriptors::FIELD_TUPLE< FIELDS >::provides ( )

inlinestaticconstexpr

Returns whether WANTED_FIELD is contained in FIELDS.

Definition at line 68 of file descriptorBase.h.

  {
    return meta::contains<WANTED_FIELD,FIELDS...>();
  }

References olb::meta::contains().

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provides() [2/2]

template<typename... FIELDS>

static bool olb::descriptors::FIELD_TUPLE< FIELDS >::provides ( std::type_index field )

inlinestatic

Returns whether field is contained in FIELDS.

Definition at line 74 of file descriptorBase.h.

  {
    return meta::contains<FIELDS...>(field);
  }

References olb::meta::contains().

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Member Data Documentation

field_count

template<typename... FIELDS>

constexpr std::size_t olb::descriptors::FIELD_TUPLE< FIELDS >::field_count = sizeof...(FIELDS)

staticconstexpr

Number of fields.

Definition at line 59 of file descriptorBase.h.

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The documentation for this struct was generated from the following file:

• src/dynamics/descriptorBase.h