mirror of https://github.com/octoleo/restic.git
101 lines
3.0 KiB
Go
101 lines
3.0 KiB
Go
package date
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// Copyright 2017 Microsoft Corporation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import (
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"errors"
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"time"
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)
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const (
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rfc1123JSON = `"` + time.RFC1123 + `"`
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rfc1123 = time.RFC1123
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)
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// TimeRFC1123 defines a type similar to time.Time but assumes a layout of RFC1123 date-time (i.e.,
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// Mon, 02 Jan 2006 15:04:05 MST).
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type TimeRFC1123 struct {
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time.Time
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}
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// UnmarshalJSON reconstitutes the Time from a JSON string conforming to RFC1123 date-time
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// (i.e., Mon, 02 Jan 2006 15:04:05 MST).
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func (t *TimeRFC1123) UnmarshalJSON(data []byte) (err error) {
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t.Time, err = ParseTime(rfc1123JSON, string(data))
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if err != nil {
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return err
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}
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return nil
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}
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// MarshalJSON preserves the Time as a JSON string conforming to RFC1123 date-time (i.e.,
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// Mon, 02 Jan 2006 15:04:05 MST).
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func (t TimeRFC1123) MarshalJSON() ([]byte, error) {
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if y := t.Year(); y < 0 || y >= 10000 {
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return nil, errors.New("Time.MarshalJSON: year outside of range [0,9999]")
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}
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b := []byte(t.Format(rfc1123JSON))
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return b, nil
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}
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// MarshalText preserves the Time as a byte array conforming to RFC1123 date-time (i.e.,
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// Mon, 02 Jan 2006 15:04:05 MST).
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func (t TimeRFC1123) MarshalText() ([]byte, error) {
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if y := t.Year(); y < 0 || y >= 10000 {
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return nil, errors.New("Time.MarshalText: year outside of range [0,9999]")
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}
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b := []byte(t.Format(rfc1123))
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return b, nil
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}
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// UnmarshalText reconstitutes a Time saved as a byte array conforming to RFC1123 date-time
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// (i.e., Mon, 02 Jan 2006 15:04:05 MST).
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func (t *TimeRFC1123) UnmarshalText(data []byte) (err error) {
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t.Time, err = ParseTime(rfc1123, string(data))
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if err != nil {
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return err
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}
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return nil
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}
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// MarshalBinary preserves the Time as a byte array conforming to RFC1123 date-time (i.e.,
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// Mon, 02 Jan 2006 15:04:05 MST).
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func (t TimeRFC1123) MarshalBinary() ([]byte, error) {
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return t.MarshalText()
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}
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// UnmarshalBinary reconstitutes a Time saved as a byte array conforming to RFC1123 date-time
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// (i.e., Mon, 02 Jan 2006 15:04:05 MST).
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func (t *TimeRFC1123) UnmarshalBinary(data []byte) error {
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return t.UnmarshalText(data)
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}
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// ToTime returns a Time as a time.Time
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func (t TimeRFC1123) ToTime() time.Time {
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return t.Time
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}
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// String returns the Time formatted as an RFC1123 date-time string (i.e.,
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// Mon, 02 Jan 2006 15:04:05 MST).
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func (t TimeRFC1123) String() string {
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// Note: time.Time.String does not return an RFC1123 compliant string, time.Time.MarshalText does.
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b, err := t.MarshalText()
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if err != nil {
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return ""
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}
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return string(b)
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}
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