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decode_int8.go
59 lines (49 loc) · 926 Bytes
/
decode_int8.go
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package msgpack
func UnmarshalInt8(data []byte, v *int8) error {
return NewBytesDecoder(data).DecodeInt8(v)
}
func (d *Decoder) DecodeInt8(v *int8) error {
if v == nil {
return ErrDecodeNil
}
return d.decodeInt8(&v)
}
func UnmarshalNullableInt8(data []byte, v **int8) error {
return NewBytesDecoder(data).DecodeNullableInt8(v)
}
func (d *Decoder) DecodeNullableInt8(v **int8) error {
if v == nil {
return ErrDecodeNil
}
if *v != nil {
*v = nil
}
return d.decodeInt8(v)
}
func (d *Decoder) decodeInt8(v **int8) error {
c, err := d.nextByte()
if err != nil {
return err
}
if *v == nil {
if c != Nil {
*v = new(int8)
} else {
return nil
}
}
// Positive fixnum or Negative fixnum
if c>>7 == 0x00 || c>>5 == 0x07 {
**v = int8(c)
return nil
}
if c != Int8 {
return d.unexpectedByteErr(c)
}
n, err := d.nextByte()
if err != nil {
return err
}
**v = int8(n)
return nil
}