mirror of
https://github.com/XRPLF/clio.git
synced 2026-07-23 23:20:24 +00:00
40 lines
791 B
C++
40 lines
791 B
C++
#pragma once
|
|
|
|
#include "util/Assert.hpp"
|
|
|
|
#include <cstddef>
|
|
#include <functional>
|
|
#include <iterator>
|
|
|
|
namespace util {
|
|
|
|
/**
|
|
* @brief Iterate over a container in batches
|
|
*
|
|
* @param container The container to iterate over
|
|
* @param batchSize The size of each batch
|
|
* @param fn The function to call for each batch
|
|
*/
|
|
void
|
|
forEachBatch(std::ranges::forward_range auto&& container, std::size_t batchSize, auto&& fn)
|
|
{
|
|
ASSERT(batchSize > 0, "Batch size must be greater than 0");
|
|
|
|
auto to = std::begin(container);
|
|
auto end = std::end(container);
|
|
|
|
while (to != end) {
|
|
auto from = to;
|
|
|
|
auto cnt = batchSize;
|
|
while (to != end and cnt > 0) {
|
|
++to;
|
|
--cnt;
|
|
}
|
|
|
|
std::invoke(fn, from, to);
|
|
}
|
|
}
|
|
|
|
} // namespace util
|