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author | anastasy888 <anastasy888@yandex-team.ru> | 2022-02-10 16:45:55 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:55 +0300 |
commit | 3a7a498715ef1b66f5054455421b845e45e3a653 (patch) | |
tree | 1a2c5ffcf89eb53ecd79dbc9bc0a195c27404d0c /contrib/restricted/abseil-cpp/absl/time/format.cc | |
parent | 49f765d71da452ea93138a25559dfa68dd76c7f3 (diff) | |
download | ydb-3a7a498715ef1b66f5054455421b845e45e3a653.tar.gz |
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/time/format.cc')
-rw-r--r-- | contrib/restricted/abseil-cpp/absl/time/format.cc | 234 |
1 files changed, 117 insertions, 117 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/time/format.cc b/contrib/restricted/abseil-cpp/absl/time/format.cc index a56b161544..4005fb704c 100644 --- a/contrib/restricted/abseil-cpp/absl/time/format.cc +++ b/contrib/restricted/abseil-cpp/absl/time/format.cc @@ -1,109 +1,109 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include <string.h> - -#include <cctype> -#include <cstdint> - +// Copyright 2017 The Abseil Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#include <string.h> + +#include <cctype> +#include <cstdint> + #include "absl/strings/match.h" #include "absl/strings/string_view.h" -#include "absl/time/internal/cctz/include/cctz/time_zone.h" -#include "absl/time/time.h" - -namespace cctz = absl::time_internal::cctz; - -namespace absl { +#include "absl/time/internal/cctz/include/cctz/time_zone.h" +#include "absl/time/time.h" + +namespace cctz = absl::time_internal::cctz; + +namespace absl { ABSL_NAMESPACE_BEGIN - + ABSL_DLL extern const char RFC3339_full[] = "%Y-%m-%d%ET%H:%M:%E*S%Ez"; ABSL_DLL extern const char RFC3339_sec[] = "%Y-%m-%d%ET%H:%M:%S%Ez"; - + ABSL_DLL extern const char RFC1123_full[] = "%a, %d %b %E4Y %H:%M:%S %z"; ABSL_DLL extern const char RFC1123_no_wday[] = "%d %b %E4Y %H:%M:%S %z"; - -namespace { - -const char kInfiniteFutureStr[] = "infinite-future"; -const char kInfinitePastStr[] = "infinite-past"; - -struct cctz_parts { - cctz::time_point<cctz::seconds> sec; - cctz::detail::femtoseconds fem; -}; - -inline cctz::time_point<cctz::seconds> unix_epoch() { - return std::chrono::time_point_cast<cctz::seconds>( - std::chrono::system_clock::from_time_t(0)); -} - -// Splits a Time into seconds and femtoseconds, which can be used with CCTZ. -// Requires that 't' is finite. See duration.cc for details about rep_hi and -// rep_lo. -cctz_parts Split(absl::Time t) { - const auto d = time_internal::ToUnixDuration(t); - const int64_t rep_hi = time_internal::GetRepHi(d); - const int64_t rep_lo = time_internal::GetRepLo(d); - const auto sec = unix_epoch() + cctz::seconds(rep_hi); - const auto fem = cctz::detail::femtoseconds(rep_lo * (1000 * 1000 / 4)); - return {sec, fem}; -} - -// Joins the given seconds and femtoseconds into a Time. See duration.cc for -// details about rep_hi and rep_lo. -absl::Time Join(const cctz_parts& parts) { - const int64_t rep_hi = (parts.sec - unix_epoch()).count(); - const uint32_t rep_lo = parts.fem.count() / (1000 * 1000 / 4); - const auto d = time_internal::MakeDuration(rep_hi, rep_lo); - return time_internal::FromUnixDuration(d); -} - -} // namespace - + +namespace { + +const char kInfiniteFutureStr[] = "infinite-future"; +const char kInfinitePastStr[] = "infinite-past"; + +struct cctz_parts { + cctz::time_point<cctz::seconds> sec; + cctz::detail::femtoseconds fem; +}; + +inline cctz::time_point<cctz::seconds> unix_epoch() { + return std::chrono::time_point_cast<cctz::seconds>( + std::chrono::system_clock::from_time_t(0)); +} + +// Splits a Time into seconds and femtoseconds, which can be used with CCTZ. +// Requires that 't' is finite. See duration.cc for details about rep_hi and +// rep_lo. +cctz_parts Split(absl::Time t) { + const auto d = time_internal::ToUnixDuration(t); + const int64_t rep_hi = time_internal::GetRepHi(d); + const int64_t rep_lo = time_internal::GetRepLo(d); + const auto sec = unix_epoch() + cctz::seconds(rep_hi); + const auto fem = cctz::detail::femtoseconds(rep_lo * (1000 * 1000 / 4)); + return {sec, fem}; +} + +// Joins the given seconds and femtoseconds into a Time. See duration.cc for +// details about rep_hi and rep_lo. +absl::Time Join(const cctz_parts& parts) { + const int64_t rep_hi = (parts.sec - unix_epoch()).count(); + const uint32_t rep_lo = parts.fem.count() / (1000 * 1000 / 4); + const auto d = time_internal::MakeDuration(rep_hi, rep_lo); + return time_internal::FromUnixDuration(d); +} + +} // namespace + std::string FormatTime(absl::string_view format, absl::Time t, - absl::TimeZone tz) { + absl::TimeZone tz) { if (t == absl::InfiniteFuture()) return std::string(kInfiniteFutureStr); if (t == absl::InfinitePast()) return std::string(kInfinitePastStr); - const auto parts = Split(t); + const auto parts = Split(t); return cctz::detail::format(std::string(format), parts.sec, parts.fem, - cctz::time_zone(tz)); -} - -std::string FormatTime(absl::Time t, absl::TimeZone tz) { - return FormatTime(RFC3339_full, t, tz); -} - -std::string FormatTime(absl::Time t) { - return absl::FormatTime(RFC3339_full, t, absl::LocalTimeZone()); -} - + cctz::time_zone(tz)); +} + +std::string FormatTime(absl::Time t, absl::TimeZone tz) { + return FormatTime(RFC3339_full, t, tz); +} + +std::string FormatTime(absl::Time t) { + return absl::FormatTime(RFC3339_full, t, absl::LocalTimeZone()); +} + bool ParseTime(absl::string_view format, absl::string_view input, - absl::Time* time, std::string* err) { - return absl::ParseTime(format, input, absl::UTCTimeZone(), time, err); -} - -// If the input string does not contain an explicit UTC offset, interpret -// the fields with respect to the given TimeZone. + absl::Time* time, std::string* err) { + return absl::ParseTime(format, input, absl::UTCTimeZone(), time, err); +} + +// If the input string does not contain an explicit UTC offset, interpret +// the fields with respect to the given TimeZone. bool ParseTime(absl::string_view format, absl::string_view input, - absl::TimeZone tz, absl::Time* time, std::string* err) { + absl::TimeZone tz, absl::Time* time, std::string* err) { auto strip_leading_space = [](absl::string_view* sv) { while (!sv->empty()) { if (!std::isspace(sv->front())) return; sv->remove_prefix(1); - } + } }; - + // Portable toolchains means we don't get nice constexpr here. struct Literal { const char* name; @@ -124,37 +124,37 @@ bool ParseTime(absl::string_view format, absl::string_view input, *time = lit.value; return true; } - } - } - - std::string error; - cctz_parts parts; + } + } + + std::string error; + cctz_parts parts; const bool b = cctz::detail::parse(std::string(format), std::string(input), cctz::time_zone(tz), &parts.sec, &parts.fem, &error); - if (b) { - *time = Join(parts); - } else if (err != nullptr) { - *err = error; - } - return b; -} - -// Functions required to support absl::Time flags. -bool AbslParseFlag(absl::string_view text, absl::Time* t, std::string* error) { + if (b) { + *time = Join(parts); + } else if (err != nullptr) { + *err = error; + } + return b; +} + +// Functions required to support absl::Time flags. +bool AbslParseFlag(absl::string_view text, absl::Time* t, std::string* error) { + return absl::ParseTime(RFC3339_full, text, absl::UTCTimeZone(), t, error); +} + +std::string AbslUnparseFlag(absl::Time t) { + return absl::FormatTime(RFC3339_full, t, absl::UTCTimeZone()); +} +bool ParseFlag(const std::string& text, absl::Time* t, std::string* error) { return absl::ParseTime(RFC3339_full, text, absl::UTCTimeZone(), t, error); -} - -std::string AbslUnparseFlag(absl::Time t) { - return absl::FormatTime(RFC3339_full, t, absl::UTCTimeZone()); -} -bool ParseFlag(const std::string& text, absl::Time* t, std::string* error) { - return absl::ParseTime(RFC3339_full, text, absl::UTCTimeZone(), t, error); -} - -std::string UnparseFlag(absl::Time t) { - return absl::FormatTime(RFC3339_full, t, absl::UTCTimeZone()); -} - +} + +std::string UnparseFlag(absl::Time t) { + return absl::FormatTime(RFC3339_full, t, absl::UTCTimeZone()); +} + ABSL_NAMESPACE_END -} // namespace absl +} // namespace absl |