69 lines
999 B
Go
69 lines
999 B
Go
package jsonint
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import (
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"encoding/json"
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"strconv"
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"github.com/reiver/go-erorr"
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)
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var _ json.Marshaler = Int{}
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var _ json.Unmarshaler = new(Int)
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type Int struct {
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value string
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}
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func Int64(value int64) Int {
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if 0 == value {
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return Int{}
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}
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return Int{
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value: strconv.FormatInt(value, 10),
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}
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}
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func Uint64(value uint64) Int {
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if 0 == value {
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return Int{}
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}
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return Int{
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value: strconv.FormatUint(value, 10),
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}
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}
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func (receiver Int) MarshalJSON() ([]byte, error) {
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return []byte(receiver.String()), nil
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}
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func (receiver Int) String() string {
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if "" == receiver.value {
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return "0"
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}
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return receiver.value
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}
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func (receiver *Int) UnmarshalJSON(data []byte) error {
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if nil == receiver {
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return errNilReceiver
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}
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if !isNumeric(data) {
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return erorr.Errorf("jsonint: cannot unmarshal %q into value of type %T", data, Int{})
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}
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s := string(data)
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switch s {
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case "0","-0","+0":
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receiver.value = ""
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return nil
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}
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receiver.value = string(data)
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return nil
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}
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