| package date |
| |
| // Copyright 2017 Microsoft Corporation |
| // |
| // 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 |
| // |
| // http://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. |
| |
| import ( |
| "errors" |
| "time" |
| ) |
| |
| const ( |
| rfc1123JSON = `"` + time.RFC1123 + `"` |
| rfc1123 = time.RFC1123 |
| ) |
| |
| // TimeRFC1123 defines a type similar to time.Time but assumes a layout of RFC1123 date-time (i.e., |
| // Mon, 02 Jan 2006 15:04:05 MST). |
| type TimeRFC1123 struct { |
| time.Time |
| } |
| |
| // UnmarshalJSON reconstitutes the Time from a JSON string conforming to RFC1123 date-time |
| // (i.e., Mon, 02 Jan 2006 15:04:05 MST). |
| func (t *TimeRFC1123) UnmarshalJSON(data []byte) (err error) { |
| t.Time, err = ParseTime(rfc1123JSON, string(data)) |
| if err != nil { |
| return err |
| } |
| return nil |
| } |
| |
| // MarshalJSON preserves the Time as a JSON string conforming to RFC1123 date-time (i.e., |
| // Mon, 02 Jan 2006 15:04:05 MST). |
| func (t TimeRFC1123) MarshalJSON() ([]byte, error) { |
| if y := t.Year(); y < 0 || y >= 10000 { |
| return nil, errors.New("Time.MarshalJSON: year outside of range [0,9999]") |
| } |
| b := []byte(t.Format(rfc1123JSON)) |
| return b, nil |
| } |
| |
| // MarshalText preserves the Time as a byte array conforming to RFC1123 date-time (i.e., |
| // Mon, 02 Jan 2006 15:04:05 MST). |
| func (t TimeRFC1123) MarshalText() ([]byte, error) { |
| if y := t.Year(); y < 0 || y >= 10000 { |
| return nil, errors.New("Time.MarshalText: year outside of range [0,9999]") |
| } |
| |
| b := []byte(t.Format(rfc1123)) |
| return b, nil |
| } |
| |
| // UnmarshalText reconstitutes a Time saved as a byte array conforming to RFC1123 date-time |
| // (i.e., Mon, 02 Jan 2006 15:04:05 MST). |
| func (t *TimeRFC1123) UnmarshalText(data []byte) (err error) { |
| t.Time, err = ParseTime(rfc1123, string(data)) |
| if err != nil { |
| return err |
| } |
| return nil |
| } |
| |
| // MarshalBinary preserves the Time as a byte array conforming to RFC1123 date-time (i.e., |
| // Mon, 02 Jan 2006 15:04:05 MST). |
| func (t TimeRFC1123) MarshalBinary() ([]byte, error) { |
| return t.MarshalText() |
| } |
| |
| // UnmarshalBinary reconstitutes a Time saved as a byte array conforming to RFC1123 date-time |
| // (i.e., Mon, 02 Jan 2006 15:04:05 MST). |
| func (t *TimeRFC1123) UnmarshalBinary(data []byte) error { |
| return t.UnmarshalText(data) |
| } |
| |
| // ToTime returns a Time as a time.Time |
| func (t TimeRFC1123) ToTime() time.Time { |
| return t.Time |
| } |
| |
| // String returns the Time formatted as an RFC1123 date-time string (i.e., |
| // Mon, 02 Jan 2006 15:04:05 MST). |
| func (t TimeRFC1123) String() string { |
| // Note: time.Time.String does not return an RFC1123 compliant string, time.Time.MarshalText does. |
| b, err := t.MarshalText() |
| if err != nil { |
| return "" |
| } |
| return string(b) |
| } |