https://github.com/jruby/jruby/jruby-core: JRuby is the effort to recreate the Ruby (https://www.ruby-lang.org) interpreter in Java. (JRuby)
  • headius
  • enebo
  • wmeissner
  • BanzaiMan
  • mkristian 
package org.jruby.ir.instructions.boxing;

import org.jruby.ir.Operation;
import org.jruby.ir.instructions.NOperandResultBaseInstr;
import org.jruby.ir.operands.Operand;
import org.jruby.ir.operands.Variable;

public abstract class BoxInstr extends NOperandResultBaseInstr {
    public BoxInstr(Operation op, Variable result, Operand val) {
        super(op, result, new Operand[] { val });
    }

    public Operand getValue() {
        return getOperands()[0];
    }
}