mirror of
https://github.com/luanti-org/luanti.git
synced 2025-06-27 16:36:03 +00:00
Add nodiscard attribute to helper functions where it makes sense
This commit is contained in:
parent
e6acc4e7ed
commit
ae0f955a0e
10 changed files with 71 additions and 29 deletions
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@ -36,22 +36,23 @@ struct DirListNode
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bool dir;
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};
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[[nodiscard]]
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std::vector<DirListNode> GetDirListing(const std::string &path);
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// Returns true if already exists
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bool CreateDir(const std::string &path);
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bool PathExists(const std::string &path);
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[[nodiscard]] bool PathExists(const std::string &path);
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bool IsPathAbsolute(const std::string &path);
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[[nodiscard]] bool IsPathAbsolute(const std::string &path);
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bool IsDir(const std::string &path);
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[[nodiscard]] bool IsDir(const std::string &path);
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bool IsExecutable(const std::string &path);
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[[nodiscard]] bool IsExecutable(const std::string &path);
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bool IsFile(const std::string &path);
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[[nodiscard]] bool IsFile(const std::string &path);
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inline bool IsDirDelimiter(char c)
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[[nodiscard]] inline bool IsDirDelimiter(char c)
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{
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return c == '/' || c == DIR_DELIM_CHAR;
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}
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@ -64,20 +65,21 @@ bool DeleteSingleFileOrEmptyDirectory(const std::string &path);
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/// Returns path to temp directory.
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/// You probably don't want to use this directly, see `CreateTempFile` or `CreateTempDir`.
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/// @return path or "" on error
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std::string TempPath();
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[[nodiscard]] std::string TempPath();
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/// Returns path to securely-created temporary file (will already exist when this function returns).
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/// @return path or "" on error
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std::string CreateTempFile();
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[[nodiscard]] std::string CreateTempFile();
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/// Returns path to securely-created temporary directory (will already exist when this function returns).
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/// @return path or "" on error
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std::string CreateTempDir();
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[[nodiscard]] std::string CreateTempDir();
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/* Returns a list of subdirectories, including the path itself, but excluding
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hidden directories (whose names start with . or _)
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*/
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void GetRecursiveDirs(std::vector<std::string> &dirs, const std::string &dir);
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[[nodiscard]]
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std::vector<std::string> GetRecursiveDirs(const std::string &dir);
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/* Multiplatform */
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@ -128,16 +130,19 @@ std::string RemoveRelativePathComponents(std::string path);
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// Returns the absolute path for the passed path, with "." and ".." path
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// components and symlinks removed. Returns "" on error.
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[[nodiscard]]
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std::string AbsolutePath(const std::string &path);
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// This is a combination of RemoveRelativePathComponents() and AbsolutePath()
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// It will resolve symlinks for the leading path components that exist and
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// still remove "." and ".." in the rest of the path.
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// Returns "" on error.
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[[nodiscard]]
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std::string AbsolutePathPartial(const std::string &path);
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// Returns the filename from a path or the entire path if no directory
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// delimiter is found.
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[[nodiscard]]
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const char *GetFilenameFromPath(const char *path);
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// Replace the content of a file on disk in a way that is safe from
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@ -180,6 +185,7 @@ bool OpenStream(std::filebuf &stream, const char *filename,
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* @param mode additional mode bits (e.g. std::ios::app)
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* @return file stream, will be !good in case of error
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*/
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[[nodiscard]]
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inline std::ofstream open_ofstream(const char *name, bool log,
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std::ios::openmode mode = std::ios::openmode())
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{
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@ -202,6 +208,7 @@ inline std::ofstream open_ofstream(const char *name, bool log,
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* @param mode additional mode bits (e.g. std::ios::ate)
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* @return file stream, will be !good in case of error
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*/
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[[nodiscard]]
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inline std::ifstream open_ifstream(const char *name, bool log,
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std::ios::openmode mode = std::ios::openmode())
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{
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@ -77,7 +77,7 @@ namespace porting
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void signal_handler_init();
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// Returns a pointer to a bool.
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// When the bool is true, program should quit.
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bool * signal_handler_killstatus();
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[[nodiscard]] bool *signal_handler_killstatus();
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/*
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Path of static data directory.
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@ -105,11 +105,13 @@ extern std::string path_cache;
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/*
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Gets the path of our executable.
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*/
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[[nodiscard]]
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bool getCurrentExecPath(char *buf, size_t len);
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/*
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Concatenate subpath to path_share.
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*/
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[[nodiscard]]
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std::string getDataPath(const char *subpath);
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/*
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@ -280,7 +282,8 @@ inline const char *getPlatformName()
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;
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}
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bool secure_rand_fill_buf(void *buf, size_t len);
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// Securely fills buffer with bytes from system's random source
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[[nodiscard]] bool secure_rand_fill_buf(void *buf, size_t len);
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// Call once near beginning of main function.
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void osSpecificInit();
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@ -308,10 +311,10 @@ static inline void TriggerMemoryTrim() { (void)0; }
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#ifdef _WIN32
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// Quotes an argument for use in a CreateProcess() commandline (not cmd.exe!!)
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std::string QuoteArgv(const std::string &arg);
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[[nodiscard]] std::string QuoteArgv(const std::string &arg);
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// Convert an error code (e.g. from GetLastError()) into a string.
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std::string ConvertError(DWORD error_code);
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[[nodiscard]] std::string ConvertError(DWORD error_code);
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#endif
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// snprintf wrapper
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@ -31,6 +31,6 @@ René Nyffenegger rene.nyffenegger@adp-gmbh.ch
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#include <string>
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#include <string_view>
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bool base64_is_valid(std::string_view s);
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std::string base64_encode(std::string_view s);
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std::string base64_decode(std::string_view s);
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[[nodiscard]] bool base64_is_valid(std::string_view s);
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[[nodiscard]] std::string base64_encode(std::string_view s);
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[[nodiscard]] std::string base64_decode(std::string_view s);
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@ -37,6 +37,6 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Throws an exception if the url is invalid.
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*/
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std::string colorize_url(const std::string &url);
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[[nodiscard]] std::string colorize_url(const std::string &url);
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#endif
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@ -24,4 +24,4 @@ bool string_to_enum(const EnumString *spec, T &result, std::string_view str)
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return ret;
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}
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const char *enum_to_string(const EnumString *spec, int num);
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[[nodiscard]] const char *enum_to_string(const EnumString *spec, int num);
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@ -9,6 +9,7 @@
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static const char hex_chars[] = "0123456789abcdef";
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[[nodiscard]]
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static inline std::string hex_encode(std::string_view data)
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{
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std::string ret;
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@ -20,6 +21,7 @@ static inline std::string hex_encode(std::string_view data)
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return ret;
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}
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[[nodiscard]]
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static inline std::string hex_encode(const char *data, size_t data_size)
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{
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if (!data_size)
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@ -13,7 +13,7 @@ enum FloatType
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FLOATTYPE_SYSTEM
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};
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f32 u32Tof32Slow(u32 i);
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u32 f32Tou32Slow(f32 f);
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[[nodiscard]] f32 u32Tof32Slow(u32 i);
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[[nodiscard]] u32 f32Tou32Slow(f32 f);
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FloatType getFloatSerializationType();
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@ -17,6 +17,7 @@
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// Like std::clamp but allows mismatched types
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template <typename T, typename T2, typename T3>
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[[nodiscard]]
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inline constexpr T rangelim(const T &d, const T2 &min, const T3 &max)
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{
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if (d < (T)min)
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@ -88,7 +89,6 @@ inline void getContainerPosWithOffset(const v3s16 &p, s16 d, v3s16 &container, v
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getContainerPosWithOffset(p.Z, d, container.Z, offset.Z);
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}
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inline bool isInArea(v3s16 p, s16 d)
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{
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return (
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@ -193,6 +193,7 @@ struct MeshGrid {
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* \note This is also used in cases where degrees wrapped to the range [0, 360]
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* is innapropriate (e.g. pitch needs negative values)
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*/
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[[nodiscard]]
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inline float modulo360f(float f)
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{
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return fmodf(f, 360.0f);
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@ -201,6 +202,7 @@ inline float modulo360f(float f)
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/** Returns \p f wrapped to the range [0, 360]
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*/
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[[nodiscard]]
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inline float wrapDegrees_0_360(float f)
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{
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float value = modulo360f(f);
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@ -210,6 +212,7 @@ inline float wrapDegrees_0_360(float f)
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/** Returns \p v3f wrapped to the range [0, 360]
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*/
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[[nodiscard]]
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inline v3f wrapDegrees_0_360_v3f(v3f v)
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{
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v3f value_v3f;
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@ -227,6 +230,7 @@ inline v3f wrapDegrees_0_360_v3f(v3f v)
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/** Returns \p f wrapped to the range [-180, 180]
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*/
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[[nodiscard]]
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inline float wrapDegrees_180(float f)
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{
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float value = modulo360f(f + 180);
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@ -289,6 +293,7 @@ inline u32 calc_parity(u32 v)
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* @param seed initial seed value
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* @return hash value
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*/
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[[nodiscard]]
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u64 murmur_hash_64_ua(const void *key, size_t len, unsigned int seed);
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/**
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@ -299,7 +304,7 @@ u64 murmur_hash_64_ua(const void *key, size_t len, unsigned int seed);
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* @param distance_ptr return location for distance from the camera
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*/
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bool isBlockInSight(v3s16 blockpos_b, v3f camera_pos, v3f camera_dir,
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f32 camera_fov, f32 range, f32 *distance_ptr=NULL);
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f32 camera_fov, f32 range, f32 *distance_ptr=nullptr);
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s16 adjustDist(s16 dist, float zoom_fov);
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@ -307,12 +312,14 @@ s16 adjustDist(s16 dist, float zoom_fov);
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Returns nearest 32-bit integer for given floating point number.
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<cmath> and <math.h> in VC++ don't provide round().
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*/
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[[nodiscard]]
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inline s32 myround(f32 f)
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{
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return (s32)(f < 0.f ? (f - 0.5f) : (f + 0.5f));
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}
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template <typename T>
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[[nodiscard]]
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inline constexpr T sqr(T f)
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{
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return f * f;
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@ -321,6 +328,7 @@ inline constexpr T sqr(T f)
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/*
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Returns integer position of node in given floating point position
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*/
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[[nodiscard]]
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inline v3s16 floatToInt(v3f p, f32 d)
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{
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return v3s16(
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@ -332,6 +340,7 @@ inline v3s16 floatToInt(v3f p, f32 d)
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/*
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Returns integer position of node in given double precision position
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*/
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[[nodiscard]]
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inline v3s16 doubleToInt(v3d p, double d)
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{
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return v3s16(
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@ -343,12 +352,14 @@ inline v3s16 doubleToInt(v3d p, double d)
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/*
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Returns floating point position of node in given integer position
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*/
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[[nodiscard]]
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inline v3f intToFloat(v3s16 p, f32 d)
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{
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return v3f::from(p) * d;
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}
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// Random helper. Usually d=BS
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// Returns box of a node as in-world box. Usually d=BS
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[[nodiscard]]
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inline aabb3f getNodeBox(v3s16 p, float d)
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{
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return aabb3f(
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@ -368,6 +379,7 @@ public:
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@param wanted_interval interval wanted
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@return true if action should be done
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*/
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[[nodiscard]]
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bool step(float dtime, float wanted_interval)
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{
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m_accumulator += dtime;
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@ -489,12 +501,14 @@ inline video::SColor multiplyColorValue(const video::SColor &color, float mod)
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core::clamp<u32>(color.getBlue() * mod, 0, 255));
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}
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template <typename T> constexpr inline T numericAbsolute(T v)
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template <typename T>
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constexpr inline T numericAbsolute(T v)
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{
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return v < 0 ? T(-v) : v;
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}
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template <typename T> constexpr inline T numericSign(T v)
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template <typename T>
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constexpr inline T numericSign(T v)
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{
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return T(v < 0 ? -1 : (v == 0 ? 0 : 1));
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}
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@ -435,12 +435,12 @@ MAKE_STREAM_WRITE_FXN(video::SColor, ARGB8, 4);
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//// More serialization stuff
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////
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inline float clampToF1000(float v)
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[[nodiscard]] inline float clampToF1000(float v)
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{
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return core::clamp(v, F1000_MIN, F1000_MAX);
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}
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inline v3f clampToF1000(v3f v)
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[[nodiscard]] inline v3f clampToF1000(v3f v)
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{
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return {clampToF1000(v.X), clampToF1000(v.Y), clampToF1000(v.Z)};
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}
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@ -72,8 +72,8 @@ struct FlagDesc {
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// Try to avoid converting between wide and UTF-8 unless you need to
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// input/output stuff via Irrlicht
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std::wstring utf8_to_wide(std::string_view input);
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std::string wide_to_utf8(std::wstring_view input);
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[[nodiscard]] std::wstring utf8_to_wide(std::string_view input);
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[[nodiscard]] std::string wide_to_utf8(std::wstring_view input);
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void wide_add_codepoint(std::wstring &result, char32_t codepoint);
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@ -287,6 +287,7 @@ MAKE_VARIANT(str_ends_with, std::basic_string_view<T>, const T*)
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* @return An std::vector<std::basic_string<T> > of the component parts
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*/
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template <typename T>
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[[nodiscard]]
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inline std::vector<std::basic_string<T> > str_split(
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const std::basic_string<T> &str,
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T delimiter)
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@ -306,6 +307,7 @@ inline std::vector<std::basic_string<T> > str_split(
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* @param str
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* @return A copy of \p str converted to all lowercase characters.
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*/
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[[nodiscard]]
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inline std::string lowercase(std::string_view str)
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{
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std::string s2;
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@ -331,6 +333,7 @@ inline bool my_isspace(const wchar_t c)
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* @return A view of \p str with leading and trailing whitespace removed.
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*/
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template<typename T>
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[[nodiscard]]
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inline std::basic_string_view<T> trim(std::basic_string_view<T> str)
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{
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size_t front = 0;
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@ -354,6 +357,7 @@ inline std::basic_string_view<T> trim(std::basic_string_view<T> str)
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* @return A copy of \p str with leading and trailing whitespace removed.
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*/
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template<typename T>
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[[nodiscard]]
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inline std::basic_string<T> trim(std::basic_string<T> &&str)
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{
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std::basic_string<T> ret(trim(std::basic_string_view<T>(str)));
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@ -361,6 +365,7 @@ inline std::basic_string<T> trim(std::basic_string<T> &&str)
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}
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template<typename T>
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[[nodiscard]]
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inline std::basic_string_view<T> trim(const std::basic_string<T> &str)
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{
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return trim(std::basic_string_view<T>(str));
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@ -368,6 +373,7 @@ inline std::basic_string_view<T> trim(const std::basic_string<T> &str)
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// The above declaration causes ambiguity with char pointers so we have to fix that:
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template<typename T>
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[[nodiscard]]
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inline std::basic_string_view<T> trim(const T *str)
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{
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return trim(std::basic_string_view<T>(str));
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@ -556,6 +562,7 @@ std::string wrap_rows(std::string_view from, unsigned row_len, bool has_color_co
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* Removes backslashes from an escaped string (FormSpec strings)
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*/
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template <typename T>
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[[nodiscard]]
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inline std::basic_string<T> unescape_string(const std::basic_string<T> &s)
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{
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std::basic_string<T> res;
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@ -580,6 +587,7 @@ inline std::basic_string<T> unescape_string(const std::basic_string<T> &s)
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* @return \p s, with escape sequences removed.
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*/
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template <typename T>
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[[nodiscard]]
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std::basic_string<T> unescape_enriched(const std::basic_string<T> &s)
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{
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std::basic_string<T> output;
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@ -610,6 +618,7 @@ std::basic_string<T> unescape_enriched(const std::basic_string<T> &s)
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}
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template <typename T>
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[[nodiscard]]
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std::vector<std::basic_string<T> > split(const std::basic_string<T> &s, T delim)
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{
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std::vector<std::basic_string<T> > tokens;
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@ -641,10 +650,13 @@ std::vector<std::basic_string<T> > split(const std::basic_string<T> &s, T delim)
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return tokens;
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}
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[[nodiscard]]
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std::wstring translate_string(std::wstring_view s, Translations *translations);
|
||||
|
||||
[[nodiscard]]
|
||||
std::wstring translate_string(std::wstring_view s);
|
||||
|
||||
[[nodiscard]]
|
||||
inline std::wstring unescape_translate(std::wstring_view s)
|
||||
{
|
||||
return unescape_enriched(translate_string(s));
|
||||
|
@ -730,6 +742,7 @@ inline const std::string duration_to_string(int sec)
|
|||
*
|
||||
* @return A std::string
|
||||
*/
|
||||
[[nodiscard]]
|
||||
inline std::string str_join(const std::vector<std::string> &list,
|
||||
std::string_view delimiter)
|
||||
{
|
||||
|
@ -748,6 +761,7 @@ inline std::string str_join(const std::vector<std::string> &list,
|
|||
/**
|
||||
* Create a UTF8 std::string from an irr::core::stringw.
|
||||
*/
|
||||
[[nodiscard]]
|
||||
inline std::string stringw_to_utf8(const irr::core::stringw &input)
|
||||
{
|
||||
std::wstring_view sv(input.c_str(), input.size());
|
||||
|
@ -757,6 +771,7 @@ inline std::string stringw_to_utf8(const irr::core::stringw &input)
|
|||
/**
|
||||
* Create an irr::core:stringw from a UTF8 std::string.
|
||||
*/
|
||||
[[nodiscard]]
|
||||
inline irr::core::stringw utf8_to_stringw(std::string_view input)
|
||||
{
|
||||
std::wstring str = utf8_to_wide(input);
|
||||
|
@ -770,6 +785,7 @@ inline irr::core::stringw utf8_to_stringw(std::string_view input)
|
|||
* and add a prefix to them
|
||||
* 2. Remove 'unsafe' characters from the name by replacing them with '_'
|
||||
*/
|
||||
[[nodiscard]]
|
||||
std::string sanitizeDirName(std::string_view str, std::string_view optional_prefix);
|
||||
|
||||
/**
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue