/
json.go
57 lines (48 loc) · 1.23 KB
/
json.go
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package json
import (
"bytes"
"sync"
"github.com/lestrrat-go/jwx/internal/base64"
"github.com/pkg/errors"
)
var muGlobalConfig sync.RWMutex
var useNumber bool
// Sets the global configuration for json decoding
func DecoderSettings(inUseNumber bool) {
muGlobalConfig.Lock()
useNumber = inUseNumber
muGlobalConfig.Unlock()
}
// Unmarshal respects the values specified in DecoderSettings,
// and uses a Decoder that has certain features turned on/off
func Unmarshal(b []byte, v interface{}) error {
dec := NewDecoder(bytes.NewReader(b))
return dec.Decode(v)
}
func AssignNextBytesToken(dst *[]byte, dec *Decoder) error {
var val string
if err := dec.Decode(&val); err != nil {
return errors.Wrap(err, `error reading next value`)
}
buf, err := base64.DecodeString(val)
if err != nil {
return errors.Errorf(`expected base64 encoded []byte (%T)`, val)
}
*dst = buf
return nil
}
func ReadNextStringToken(dec *Decoder) (string, error) {
var val string
if err := dec.Decode(&val); err != nil {
return "", errors.Wrap(err, `error reading next value`)
}
return val, nil
}
func AssignNextStringToken(dst **string, dec *Decoder) error {
val, err := ReadNextStringToken(dec)
if err != nil {
return err
}
*dst = &val
return nil
}