ForEachAssociatedGroup.h File Reference

Helper functions to access associations in order. More...

#include "lardata/Utilities/RangeForWrapper.h"
#include "canvas/Persistency/Common/AssnsAlgorithms.h"
#include "range/v3/algorithm/for_each.hpp"
#include "range/v3/view/group_by.hpp"
#include "range/v3/view/transform.hpp"
#include "range/v3/view/map.hpp"
#include "range/v3/view/all.hpp"
#include <utility>
#include <iterator>

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Namespaces
	util
	Namespace for general, non-LArSoft-specific utilities.

Functions
template<class A , class F >
void	util::for_each_associated_group (A const &assns, F &func)
	Helper functions to access associations in order. More...
template<class A >
auto	util::associated_groups (A const &assns)
	Helper functions to access associations in order. More...
template<class A >
auto	util::associated_groups_with_left (A const &assns)
	Helper functions to access associations in order, also with key. More...
template<typename Groups >
auto	util::groupByIndex (Groups &&groups, std::size_t index) -> decltype(auto)
	Returns the group within groups with the specified index. More...

Detailed Description

Helper functions to access associations in order.

No additional linking is required to use these functions.

Provided functions:

• util::associated_groups() providing a sequence of objects associated to the same object, for each object

Definition in file ForEachAssociatedGroup.h.