vfs: Deduplicate accumulation code in VfsDirectory's GetSize()

We can just use a generic lambda to avoid writing the same thing twice.
This commit is contained in:
Lioncash 2018-07-18 23:03:22 -04:00
parent 1371e2fb6a
commit 5e626c774f

View file

@ -116,14 +116,14 @@ bool VfsDirectory::IsRoot() const {
size_t VfsDirectory::GetSize() const {
const auto& files = GetFiles();
const auto file_total =
std::accumulate(files.begin(), files.end(), 0ull,
const auto sum_sizes = [](const auto& range) {
return std::accumulate(range.begin(), range.end(), 0ULL,
[](const auto& f1, const auto& f2) { return f1 + f2->GetSize(); });
};
const auto file_total = sum_sizes(files);
const auto& sub_dir = GetSubdirectories();
const auto subdir_total =
std::accumulate(sub_dir.begin(), sub_dir.end(), 0ull,
[](const auto& f1, const auto& f2) { return f1 + f2->GetSize(); });
const auto subdir_total = sum_sizes(sub_dir);
return file_total + subdir_total;
}