//http://lua-users.org/wiki/BitwiseOperators
//https://basicer.com/lua2js/

class bit {
    static lshift(x, n)
    {
      return x << n;
    }
  
    static rshift(x, n)
    {
      return x >> n;
    }
  
    //bit.bor(x1[,x2...])   -- bitwise or of x1, x2, ...
    static bor(...args)
    {
      let v = args[0];
      if(args.length === 1) return v;
  
      for (var i = 1; i < args.length; i++) {
        v = v | args[i];
      }
  
      return v;
    }
  
    //bit.band(x1[,x2...])  -- bitwise and of x1, x2, ...
    static band(...args)
    {
  
      let v = args[0];
      if(args.length === 1) return v;
  
      for (var i = 1; i < args.length; i++) {
        v = v & args[i];
      }
  
      return v;
    }
  }

  module.exports = bit