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Diffstat (limited to 'source/core/slang-string-util.h')
| -rw-r--r-- | source/core/slang-string-util.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/source/core/slang-string-util.h b/source/core/slang-string-util.h index b365b6cf5..0579dd057 100644 --- a/source/core/slang-string-util.h +++ b/source/core/slang-string-util.h @@ -41,6 +41,15 @@ struct StringUtil /// Slices contents will directly address into in, so contents will only stay valid as long as in does. static void split(const UnownedStringSlice& in, char splitChar, List<UnownedStringSlice>& slicesOut); + /// Returns the size in bytes needed to hold the formatted string using the specified args, NOT including a terminating 0 + /// NOTE! The caller *should* assume this will consume the va_list (use va_copy to make a copy to be consumed) + static size_t calcFormattedSize(const char* format, va_list args); + + /// Calculate the formatted string using the specified args. + /// NOTE! The caller *should* assume this will consume the va_list + /// The buffer should be at least calcFormattedSize + 1 bytes. The +1 is needed because a terminating 0 is written. + static void calcFormatted(const char* format, va_list args, size_t numChars, char* dst); + /// Appends formatted string with args into buf static void append(const char* format, va_list args, StringBuilder& buf); |