104 lines
3.1 KiB
Go
104 lines
3.1 KiB
Go
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 (
|
|
"regexp"
|
|
"time"
|
|
)
|
|
|
|
// Azure reports time in UTC but it doesn't include the 'Z' time zone suffix in some cases.
|
|
const (
|
|
azureUtcFormatJSON = `"2006-01-02T15:04:05.999999999"`
|
|
azureUtcFormat = "2006-01-02T15:04:05.999999999"
|
|
rfc3339JSON = `"` + time.RFC3339Nano + `"`
|
|
rfc3339 = time.RFC3339Nano
|
|
tzOffsetRegex = `(Z|z|\+|-)(\d+:\d+)*"*$`
|
|
)
|
|
|
|
// Time defines a type similar to time.Time but assumes a layout of RFC3339 date-time (i.e.,
|
|
// 2006-01-02T15:04:05Z).
|
|
type Time struct {
|
|
time.Time
|
|
}
|
|
|
|
// MarshalBinary preserves the Time as a byte array conforming to RFC3339 date-time (i.e.,
|
|
// 2006-01-02T15:04:05Z).
|
|
func (t Time) MarshalBinary() ([]byte, error) {
|
|
return t.Time.MarshalText()
|
|
}
|
|
|
|
// UnmarshalBinary reconstitutes a Time saved as a byte array conforming to RFC3339 date-time
|
|
// (i.e., 2006-01-02T15:04:05Z).
|
|
func (t *Time) UnmarshalBinary(data []byte) error {
|
|
return t.UnmarshalText(data)
|
|
}
|
|
|
|
// MarshalJSON preserves the Time as a JSON string conforming to RFC3339 date-time (i.e.,
|
|
// 2006-01-02T15:04:05Z).
|
|
func (t Time) MarshalJSON() (json []byte, err error) {
|
|
return t.Time.MarshalJSON()
|
|
}
|
|
|
|
// UnmarshalJSON reconstitutes the Time from a JSON string conforming to RFC3339 date-time
|
|
// (i.e., 2006-01-02T15:04:05Z).
|
|
func (t *Time) UnmarshalJSON(data []byte) (err error) {
|
|
timeFormat := azureUtcFormatJSON
|
|
match, err := regexp.Match(tzOffsetRegex, data)
|
|
if err != nil {
|
|
return err
|
|
} else if match {
|
|
timeFormat = rfc3339JSON
|
|
}
|
|
t.Time, err = ParseTime(timeFormat, string(data))
|
|
return err
|
|
}
|
|
|
|
// MarshalText preserves the Time as a byte array conforming to RFC3339 date-time (i.e.,
|
|
// 2006-01-02T15:04:05Z).
|
|
func (t Time) MarshalText() (text []byte, err error) {
|
|
return t.Time.MarshalText()
|
|
}
|
|
|
|
// UnmarshalText reconstitutes a Time saved as a byte array conforming to RFC3339 date-time
|
|
// (i.e., 2006-01-02T15:04:05Z).
|
|
func (t *Time) UnmarshalText(data []byte) (err error) {
|
|
timeFormat := azureUtcFormat
|
|
match, err := regexp.Match(tzOffsetRegex, data)
|
|
if err != nil {
|
|
return err
|
|
} else if match {
|
|
timeFormat = rfc3339
|
|
}
|
|
t.Time, err = ParseTime(timeFormat, string(data))
|
|
return err
|
|
}
|
|
|
|
// String returns the Time formatted as an RFC3339 date-time string (i.e.,
|
|
// 2006-01-02T15:04:05Z).
|
|
func (t Time) String() string {
|
|
// Note: time.Time.String does not return an RFC3339 compliant string, time.Time.MarshalText does.
|
|
b, err := t.MarshalText()
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
return string(b)
|
|
}
|
|
|
|
// ToTime returns a Time as a time.Time
|
|
func (t Time) ToTime() time.Time {
|
|
return t.Time
|
|
}
|