tf::IndexRanges1DLike Concept Reference

concept to check if a type is a tf::IndexRanges<T, 1> (i.e., tf::IndexRange<T>) More...

#include <taskflow/utility/iterator.hpp>

Concept definition

template<typename R>
concept tf::IndexRanges1DLike =  IndexRangesLike<R> &&
  (std::decay_t<std::unwrap_ref_decay_t<R>>::rank == 1)

Detailed Description

concept to check if a type is a tf::IndexRanges<T, 1> (i.e., tf::IndexRange<T>)

Template Parameters

R	the range type to evaluate

static_assert( tf::IndexRanges1DLike<tf::IndexRange<int>>);        // true
static_assert( tf::IndexRanges1DLike<tf::IndexRanges<int, 1>>);    // true
static_assert(!tf::IndexRanges1DLike<tf::IndexRanges<int, 2>>);    // false