k8s.io/kube-openapi@v0.0.0-20240228011516-70dd3763d340/pkg/validation/strfmt/date.go (about)

     1  // Copyright 2015 go-swagger maintainers
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //    http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package strfmt
    16  
    17  import (
    18  	"encoding/json"
    19  	"time"
    20  )
    21  
    22  func init() {
    23  	d := Date{}
    24  	// register this format in the default registry
    25  	Default.Add("date", &d, IsDate)
    26  }
    27  
    28  // IsDate returns true when the string is a valid date
    29  func IsDate(str string) bool {
    30  	_, err := time.Parse(RFC3339FullDate, str)
    31  	return err == nil
    32  }
    33  
    34  const (
    35  	// RFC3339FullDate represents a full-date as specified by RFC3339
    36  	// See: http://goo.gl/xXOvVd
    37  	RFC3339FullDate = "2006-01-02"
    38  )
    39  
    40  // Date represents a date from the API
    41  //
    42  // swagger:strfmt date
    43  type Date time.Time
    44  
    45  // String converts this date into a string
    46  func (d Date) String() string {
    47  	return time.Time(d).Format(RFC3339FullDate)
    48  }
    49  
    50  // UnmarshalText parses a text representation into a date type
    51  func (d *Date) UnmarshalText(text []byte) error {
    52  	if len(text) == 0 {
    53  		return nil
    54  	}
    55  	dd, err := time.Parse(RFC3339FullDate, string(text))
    56  	if err != nil {
    57  		return err
    58  	}
    59  	*d = Date(dd)
    60  	return nil
    61  }
    62  
    63  // MarshalText serializes this date type to string
    64  func (d Date) MarshalText() ([]byte, error) {
    65  	return []byte(d.String()), nil
    66  }
    67  
    68  // MarshalJSON returns the Date as JSON
    69  func (d Date) MarshalJSON() ([]byte, error) {
    70  	return json.Marshal(time.Time(d).Format(RFC3339FullDate))
    71  }
    72  
    73  // UnmarshalJSON sets the Date from JSON
    74  func (d *Date) UnmarshalJSON(data []byte) error {
    75  	if string(data) == jsonNull {
    76  		return nil
    77  	}
    78  	var strdate string
    79  	if err := json.Unmarshal(data, &strdate); err != nil {
    80  		return err
    81  	}
    82  	tt, err := time.Parse(RFC3339FullDate, strdate)
    83  	if err != nil {
    84  		return err
    85  	}
    86  	*d = Date(tt)
    87  	return nil
    88  }
    89  
    90  // DeepCopyInto copies the receiver and writes its value into out.
    91  func (d *Date) DeepCopyInto(out *Date) {
    92  	*out = *d
    93  }
    94  
    95  // DeepCopy copies the receiver into a new Date.
    96  func (d *Date) DeepCopy() *Date {
    97  	if d == nil {
    98  		return nil
    99  	}
   100  	out := new(Date)
   101  	d.DeepCopyInto(out)
   102  	return out
   103  }