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| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-08-16 18:15:47 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-08-19 15:29:01 +0000 |
| commit | 76affd941b1b32dccecbe4001415a43a2edeffa3 (patch) | |
| tree | 2a8effc27cce1c807483f721cc527eb506d05555 | |
| parent | epee: resize vectors where possible in serialization (diff) | |
| download | monero-76affd941b1b32dccecbe4001415a43a2edeffa3.tar.xz | |
epee: some speedup in parsing
| -rw-r--r-- | contrib/epee/include/storages/parserse_base_utils.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/contrib/epee/include/storages/parserse_base_utils.h b/contrib/epee/include/storages/parserse_base_utils.h index c809392f4..8c6c1a64d 100644 --- a/contrib/epee/include/storages/parserse_base_utils.h +++ b/contrib/epee/include/storages/parserse_base_utils.h @@ -28,6 +28,8 @@ #pragma once +#include <algorithm> + namespace epee { namespace misc_utils @@ -36,8 +38,12 @@ namespace misc_utils { inline std::string transform_to_escape_sequence(const std::string& src) { - //std::stringstream res; + static const char escaped[] = "\b\f\n\r\t\v\"\\/"; + if (std::find_first_of(src.begin(), src.end(), escaped, escaped + sizeof(escaped)) == src.end()) + return src; + std::string res; + res.reserve(2 * src.size()); for(std::string::const_iterator it = src.begin(); it!=src.end(); ++it) { switch(*it) @@ -84,6 +90,7 @@ namespace misc_utils inline void match_string2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val) { val.clear(); + val.reserve(std::distance(star_end_string, buf_end)); bool escape_mode = false; std::string::const_iterator it = star_end_string; ++it; |