func (t *FST) readLabel(in util.DataInput) (v int, err error) {
switch t.inputType {
case INPUT_TYPE_BYTE1: // Unsigned byte
if b, err := in.ReadByte(); err == nil {
v = int(b)
}
case INPUT_TYPE_BYTE2: // Unsigned short
if s, err := in.ReadShort(); err == nil {
v = int(s)
}
default:
v, err = AsInt(in.ReadVInt())
}
return v, err
}
