github.com/kaydxh/golang@v0.0.131/go/net/url/value.go (about)

     1  /*
     2   *Copyright (c) 2022, kaydxh
     3   *
     4   *Permission is hereby granted, free of charge, to any person obtaining a copy
     5   *of this software and associated documentation files (the "Software"), to deal
     6   *in the Software without restriction, including without limitation the rights
     7   *to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     8   *copies of the Software, and to permit persons to whom the Software is
     9   *furnished to do so, subject to the following conditions:
    10   *
    11   *The above copyright notice and this permission notice shall be included in all
    12   *copies or substantial portions of the Software.
    13   *
    14   *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15   *IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16   *FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17   *AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18   *LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19   *OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20   *SOFTWARE.
    21   */
    22  package url
    23  
    24  import (
    25  	"reflect"
    26  	"strconv"
    27  )
    28  
    29  var (
    30  	boolV      = boolValue{}
    31  	intV       = intValue{}
    32  	unitV      = uintValue{}
    33  	floatV     = floatValue{}
    34  	stringV    = stringValue{}
    35  	encoderMap = map[reflect.Kind]Value{
    36  		reflect.Bool:    boolV,
    37  		reflect.Int:     intV,
    38  		reflect.Int8:    intV,
    39  		reflect.Int16:   intV,
    40  		reflect.Int32:   intV,
    41  		reflect.Int64:   intV,
    42  		reflect.Uint:    unitV,
    43  		reflect.Uint8:   unitV,
    44  		reflect.Uint16:  unitV,
    45  		reflect.Uint32:  unitV,
    46  		reflect.Uint64:  unitV,
    47  		reflect.Uintptr: unitV,
    48  		reflect.Float32: floatV,
    49  		reflect.Float64: floatV,
    50  		reflect.String:  stringV,
    51  	}
    52  )
    53  
    54  type Value interface {
    55  	Encode(value reflect.Value) string
    56  	//Decode(value string) (reflect.Value, error)
    57  }
    58  
    59  type boolValue struct{}
    60  
    61  func (e boolValue) Encode(value reflect.Value) string {
    62  	if value.Bool() {
    63  		return "1"
    64  	}
    65  	return "0"
    66  }
    67  
    68  type intValue struct{}
    69  
    70  func (e intValue) Encode(value reflect.Value) string {
    71  	return strconv.FormatInt(value.Int(), 10)
    72  }
    73  
    74  type uintValue struct{}
    75  
    76  func (e uintValue) Encode(value reflect.Value) string {
    77  	return strconv.FormatUint(value.Uint(), 10)
    78  }
    79  
    80  type floatValue struct{}
    81  
    82  func (e floatValue) Encode(value reflect.Value) string {
    83  	return strconv.FormatFloat(value.Float(), 'f', -1, 64)
    84  }
    85  
    86  type stringValue struct{}
    87  
    88  func (e stringValue) Encode(value reflect.Value) string {
    89  	return value.String()
    90  }
    91  
    92  func getEncoder(kind reflect.Kind) Value {
    93  	if encoder, ok := encoderMap[kind]; ok {
    94  		return encoder
    95  	}
    96  
    97  	return nil
    98  }