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Merge pull request #7891 from Morph1984/buffer_to_string_view

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common: fs_util: Add buffer to string view utility functions
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bunnei 2022-02-15 12:02:23 -07:00 committed by GitHub
commit 910a0fa58e
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2 changed files with 26 additions and 0 deletions
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8
src/common/fs/fs_util.cpp
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@ -16,6 +16,10 @@ std::u8string BufferToU8String(std::span<const u8> buffer) {
return std::u8string{buffer.begin(), std::ranges::find(buffer, u8{0})};
}
std::u8string_view BufferToU8StringView(std::span<const u8> buffer) {
return std::u8string_view{reinterpret_cast<const char8_t*>(buffer.data())};
}
std::string ToUTF8String(std::u8string_view u8_string) {
return std::string{u8_string.begin(), u8_string.end()};
}
@ -24,6 +28,10 @@ std::string BufferToUTF8String(std::span<const u8> buffer) {
return std::string{buffer.begin(), std::ranges::find(buffer, u8{0})};
}
std::string_view BufferToUTF8StringView(std::span<const u8> buffer) {
return std::string_view{reinterpret_cast<const char*>(buffer.data())};
}
std::string PathToUTF8String(const std::filesystem::path& path) {
return ToUTF8String(path.u8string());
}

18
src/common/fs/fs_util.h
View file

@ -37,6 +37,15 @@ concept IsChar = std::same_as<T, char>;
*/
[[nodiscard]] std::u8string BufferToU8String(std::span<const u8> buffer);
/**
* Same as BufferToU8String, but returns a string view of the buffer.
*
* @param buffer Buffer of bytes
*
* @returns UTF-8 encoded std::u8string_view.
*/
[[nodiscard]] std::u8string_view BufferToU8StringView(std::span<const u8> buffer);
/**
* Converts a std::u8string or std::u8string_view to a UTF-8 encoded std::string.
*
@ -57,6 +66,15 @@ concept IsChar = std::same_as<T, char>;
*/
[[nodiscard]] std::string BufferToUTF8String(std::span<const u8> buffer);
/**
* Same as BufferToUTF8String, but returns a string view of the buffer.
*
* @param buffer Buffer of bytes
*
* @returns UTF-8 encoded std::string_view.
*/
[[nodiscard]] std::string_view BufferToUTF8StringView(std::span<const u8> buffer);
/**
* Converts a filesystem path to a UTF-8 encoded std::string.
*