chromium/third_party/abseil-cpp/absl/time/format.cc

// 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 <utility>

#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"

cctz;

namespace absl {
ABSL_NAMESPACE_BEGIN

ABSL_DLL extern const char RFC3339_full[] = …;
ABSL_DLL extern const char RFC3339_sec[] = …;

ABSL_DLL extern const char RFC1123_full[] = …;
ABSL_DLL extern const char RFC1123_no_wday[] = …;

namespace {

const char kInfiniteFutureStr[] = …;
const char kInfinitePastStr[] = …;

struct cctz_parts { … };

inline cctz::time_point<cctz::seconds> unix_epoch() { … }

// 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) { … }

// 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) { … }

}  // namespace

std::string FormatTime(absl::string_view format, absl::Time t,
                       absl::TimeZone tz) { … }

std::string FormatTime(absl::Time t, absl::TimeZone tz) { … }

std::string FormatTime(absl::Time t) { … }

bool ParseTime(absl::string_view format, absl::string_view input,
               absl::Time* time, std::string* 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) { … }

// Functions required to support absl::Time flags.
bool AbslParseFlag(absl::string_view text, absl::Time* t, std::string* error) { … }

std::string AbslUnparseFlag(absl::Time t) { … }
bool ParseFlag(const std::string& text, absl::Time* t, std::string* error) { … }

std::string UnparseFlag(absl::Time t) { … }

ABSL_NAMESPACE_END
}  // namespace absl