How to use

divideImpl

method

in

org.jruby.RubyBignum

@Override
public IRubyObject idiv(ThreadContext context, long other) {
  return divideImpl(context.runtime, long2big(other));
}

public IRubyObject op_div(ThreadContext context, long other) {
  return divideImpl(context.runtime, long2big(other));
}

@Override
public IRubyObject idiv(ThreadContext context, long other) {
  return divideImpl(context.runtime, long2big(other));
}

public IRubyObject op_div(ThreadContext context, long other) {
  return divideImpl(context.runtime, long2big(other));
}

/**
 * rb_big_divide. Shared part for both "/" and "div" operations.
 */
private IRubyObject op_divide(ThreadContext context, IRubyObject other, boolean slash) {
  Ruby runtime = context.runtime;
  final BigInteger otherValue;
  if (other instanceof RubyFixnum) {
    otherValue = fix2big((RubyFixnum) other);
  } else if (other instanceof RubyBignum) {
    otherValue = ((RubyBignum) other).value;
  } else if (other instanceof RubyFloat) {
    double otherFloatValue = ((RubyFloat) other).getDoubleValue();
    if (!slash) {
      if (otherFloatValue == 0.0) throw runtime.newZeroDivisionError();
    }
    double div = big2dbl(this) / otherFloatValue;
    if (slash) {
      return RubyFloat.newFloat(runtime, div);
    } else {
      return RubyNumeric.dbl2ival(runtime, div);
    }
  } else {
    return coerceBin(context, slash ? sites(context).op_quo : sites(context).div, other);
  }
  return divideImpl(runtime, otherValue);
}

/**
 * rb_big_divide. Shared part for both "/" and "div" operations.
 */
private IRubyObject op_divide(ThreadContext context, IRubyObject other, boolean slash) {
  Ruby runtime = context.runtime;
  final BigInteger otherValue;
  if (other instanceof RubyFixnum) {
    otherValue = fix2big((RubyFixnum) other);
  } else if (other instanceof RubyBignum) {
    otherValue = ((RubyBignum) other).value;
  } else if (other instanceof RubyFloat) {
    double otherFloatValue = ((RubyFloat) other).getDoubleValue();
    if (!slash) {
      if (otherFloatValue == 0.0) throw runtime.newZeroDivisionError();
    }
    double div = big2dbl(this) / otherFloatValue;
    if (slash) {
      return RubyFloat.newFloat(runtime, div);
    } else {
      return RubyNumeric.dbl2ival(runtime, div);
    }
  } else {
    return coerceBin(context, slash ? sites(context).op_quo : sites(context).div, other);
  }
  return divideImpl(runtime, otherValue);
}