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global: Use std::optional instead of boost::optional (#1578)

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* get rid of boost::optional

* Remove optional references

* Use std::reference_wrapper for optional references

* Fix clang format

* Fix clang format part 2

* Adressed feedback

* Fix clang format and MacOS build
This commit is contained in:
Frederic L 2018-10-30 05:03:25 +01:00 • committed by bunnei
parent adf26ae668
commit 7a5eda5914
49 changed files with 274 additions and 266 deletions
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4
src/core/file_sys/vfs.cpp
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@ -167,13 +167,13 @@ std::string VfsFile::GetExtension() const {
VfsDirectory::~VfsDirectory() = default;
boost::optional<u8> VfsFile::ReadByte(std::size_t offset) const {
std::optional<u8> VfsFile::ReadByte(std::size_t offset) const {
u8 out{};
std::size_t size = Read(&out, 1, offset);
if (size == 1)
return out;
return boost::none;
return {};
}
std::vector<u8> VfsFile::ReadBytes(std::size_t size, std::size_t offset) const {