Class LConstantType54

UnLuac/src/unluac/parse/LConstantType.java:161–217

}

class LConstantType54 extends LConstantType {

  @Override
  public LObject parse(ByteBuffer buffer, BHeader header) {
    int type = 0xFF & buffer.get();
    switch(type) {
      case 0:
        return LNil.NIL;
      case 1:
        return LBoolean.LFALSE;
      case 0x11:
        return LBoolean.LTRUE;
      case 3:
        return header.linteger.parse(buffer, header);
      case 0x13:
        return header.lfloat.parse(buffer, header);
      case 4:
        return header.string.parse(buffer, header);
      case 0x14: {
        LString s = header.string.parse(buffer, header);
        s.islong = true;
        return s;
      }
      default:
        throw new IllegalStateException();
    }
  }
  
  @Override
  public void write(OutputStream out, BHeader header, LObject object) throws IOException {
    if(object instanceof LNil) {
      out.write(0);
    } else if(object instanceof LBoolean) {
      if(((LBoolean) object).value()) {
        out.write(0x11);
      } else {
        out.write(1);
      }
    } else if(object instanceof LNumber) {
      LNumber n = (LNumber)object;
      if(!n.integralType()) {
        out.write(0x13);
        header.lfloat.write(out, header, (LNumber)object);
      } else {
        out.write(3);
        header.linteger.write(out, header, (LNumber)object);
      }
    } else if(object instanceof LString) {
      LString s = (LString) object;
      out.write(s.islong ? 0x14 : 4);
      header.string.write(out, header, s);
    } else {
      throw new IllegalStateException();
    }
  }
  
}