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;

import org.jruby.ir.Operation;
import org.jruby.ir.operands.Operand;


An instr with no Operands

/**
 * An instr with no Operands
 */
public abstract class NoOperandInstr extends Instr {
    public NoOperandInstr(Operation operation) {
        super(operation);
    }

    public Operand[] getOperands() {
        return Instr.EMPTY_OPERANDS;
    }

    public void setOperand(int i, Operand operand) {
        throw new IllegalArgumentException("Setting operand on no-operand instr");
    }
}