diff options
Diffstat (limited to 'src/mbgl/util/string.cpp')
-rw-r--r-- | src/mbgl/util/string.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/mbgl/util/string.cpp b/src/mbgl/util/string.cpp index b20b3fb7ed..06ccb56968 100644 --- a/src/mbgl/util/string.cpp +++ b/src/mbgl/util/string.cpp @@ -15,6 +15,25 @@ std::string toString(double num, bool decimal) { std::string toString(long double num, bool decimal) { return dtoa(num, decimal); } + +namespace { + +template <typename T> +std::string toPaddedHex(T x) { + std::string result; + result.resize(sizeof(T) * 2); + for (int index = sizeof(T) * 2 - 1; index >= 0; index--) { + const int digit = x & 0x0F; + result[index] = '0' + digit + (digit > 9 ? 39 : 0); + x >>= 4; + } + return result; +} + +} + +std::string toHex(size_t value) { + return toPaddedHex(value); } } // namespace util |