diff options
Diffstat (limited to 'src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h')
| -rw-r--r-- | src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h | 78 |
1 files changed, 65 insertions, 13 deletions
diff --git a/src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h b/src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h index 30d73c8769e..bb460044344 100644 --- a/src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h +++ b/src/third_party/abseil-cpp-master/abseil-cpp/absl/time/civil_time.h @@ -4,7 +4,7 @@ // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // -// http://www.apache.org/licenses/LICENSE-2.0 +// 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, @@ -66,7 +66,6 @@ // // // Valid in C++14 // constexpr absl::CivilDay cd(1969, 07, 20); -// #ifndef ABSL_TIME_CIVIL_TIME_H_ #define ABSL_TIME_CIVIL_TIME_H_ @@ -77,6 +76,7 @@ #include "absl/time/internal/cctz/include/cctz/civil_time.h" namespace absl { +ABSL_NAMESPACE_BEGIN namespace time_internal { struct second_tag : cctz::detail::second_tag {}; @@ -248,7 +248,7 @@ struct year_tag : month_tag, cctz::detail::year_tag {}; // int minute() // int second() // -// Recall that fields inferior to the type's aligment will be set to their +// Recall that fields inferior to the type's alignment will be set to their // minimum valid value. // // Example: @@ -371,15 +371,15 @@ using Weekday = time_internal::cctz::weekday; // GetWeekday() // -// Returns the absl::Weekday for the given absl::CivilDay. +// Returns the absl::Weekday for the given (realigned) civil-time value. // // Example: // // absl::CivilDay a(2015, 8, 13); // absl::Weekday wd = absl::GetWeekday(a); // wd == absl::Weekday::thursday // -inline Weekday GetWeekday(CivilDay cd) { - return time_internal::cctz::get_weekday(cd); +inline Weekday GetWeekday(CivilSecond cs) { + return time_internal::cctz::get_weekday(cs); } // NextWeekday() @@ -408,9 +408,9 @@ inline Weekday GetWeekday(CivilDay cd) { // // absl::CivilDay d = ... // // Gets the following Thursday if d is not already Thursday -// absl::CivilDay thurs1 = absl::PrevWeekday(d, absl::Weekday::thursday) + 7; +// absl::CivilDay thurs1 = absl::NextWeekday(d - 1, absl::Weekday::thursday); // // Gets the previous Thursday if d is not already Thursday -// absl::CivilDay thurs2 = absl::NextWeekday(d, absl::Weekday::thursday) - 7; +// absl::CivilDay thurs2 = absl::PrevWeekday(d + 1, absl::Weekday::thursday); // inline CivilDay NextWeekday(CivilDay cd, Weekday wd) { return CivilDay(time_internal::cctz::next_weekday(cd, wd)); @@ -421,7 +421,7 @@ inline CivilDay PrevWeekday(CivilDay cd, Weekday wd) { // GetYearDay() // -// Returns the day-of-year for the given absl::CivilDay. +// Returns the day-of-year for the given (realigned) civil-time value. // // Example: // @@ -430,8 +430,8 @@ inline CivilDay PrevWeekday(CivilDay cd, Weekday wd) { // absl::CivilDay b(2015, 12, 31); // int yd_dec_31 = absl::GetYearDay(b); // yd_dec_31 = 365 // -inline int GetYearDay(CivilDay cd) { - return time_internal::cctz::get_yearday(cd); +inline int GetYearDay(CivilSecond cs) { + return time_internal::cctz::get_yearday(cs); } // FormatCivilTime() @@ -451,7 +451,7 @@ inline int GetYearDay(CivilDay cd) { // Example: // // absl::CivilDay d = absl::CivilDay(1969, 7, 20); -// string day_string = absl::FormatCivilTime(d); // "1969-07-20" +// std::string day_string = absl::FormatCivilTime(d); // "1969-07-20" // std::string FormatCivilTime(CivilSecond c); std::string FormatCivilTime(CivilMinute c); @@ -460,6 +460,57 @@ std::string FormatCivilTime(CivilDay c); std::string FormatCivilTime(CivilMonth c); std::string FormatCivilTime(CivilYear c); +// absl::ParseCivilTime() +// +// Parses a civil-time value from the specified `absl::string_view` into the +// passed output parameter. Returns `true` upon successful parsing. +// +// The expected form of the input string is as follows: +// +// Type | Format +// --------------------------------- +// CivilSecond | YYYY-MM-DDTHH:MM:SS +// CivilMinute | YYYY-MM-DDTHH:MM +// CivilHour | YYYY-MM-DDTHH +// CivilDay | YYYY-MM-DD +// CivilMonth | YYYY-MM +// CivilYear | YYYY +// +// Example: +// +// absl::CivilDay d; +// bool ok = absl::ParseCivilTime("2018-01-02", &d); // OK +// +// Note that parsing will fail if the string's format does not match the +// expected type exactly. `ParseLenientCivilTime()` below is more lenient. +// +bool ParseCivilTime(absl::string_view s, CivilSecond* c); +bool ParseCivilTime(absl::string_view s, CivilMinute* c); +bool ParseCivilTime(absl::string_view s, CivilHour* c); +bool ParseCivilTime(absl::string_view s, CivilDay* c); +bool ParseCivilTime(absl::string_view s, CivilMonth* c); +bool ParseCivilTime(absl::string_view s, CivilYear* c); + +// ParseLenientCivilTime() +// +// Parses any of the formats accepted by `absl::ParseCivilTime()`, but is more +// lenient if the format of the string does not exactly match the associated +// type. +// +// Example: +// +// absl::CivilDay d; +// bool ok = absl::ParseLenientCivilTime("1969-07-20", &d); // OK +// ok = absl::ParseLenientCivilTime("1969-07-20T10", &d); // OK: T10 floored +// ok = absl::ParseLenientCivilTime("1969-07", &d); // OK: day defaults to 1 +// +bool ParseLenientCivilTime(absl::string_view s, CivilSecond* c); +bool ParseLenientCivilTime(absl::string_view s, CivilMinute* c); +bool ParseLenientCivilTime(absl::string_view s, CivilHour* c); +bool ParseLenientCivilTime(absl::string_view s, CivilDay* c); +bool ParseLenientCivilTime(absl::string_view s, CivilMonth* c); +bool ParseLenientCivilTime(absl::string_view s, CivilYear* c); + namespace time_internal { // For functions found via ADL on civil-time tags. // Streaming Operators @@ -469,7 +520,7 @@ namespace time_internal { // For functions found via ADL on civil-time tags. // // Example: // -// absl::CivilDay d = absl::CivilDay("1969-07-20"); +// absl::CivilDay d = absl::CivilDay(1969, 7, 20); // std::cout << "Date is: " << d << "\n"; // std::ostream& operator<<(std::ostream& os, CivilYear y); @@ -481,6 +532,7 @@ std::ostream& operator<<(std::ostream& os, CivilSecond s); } // namespace time_internal +ABSL_NAMESPACE_END } // namespace absl #endif // ABSL_TIME_CIVIL_TIME_H_ |