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/*******************************************************************************
* Copyright (c) 2009-2011 Luaj.org. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
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* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
* 
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package org.luaj.vm2;

/**
 * Data class to hold debug information relating to local variables for a {@link Prototype}
 */
public class LocVars {
	/** The local variable name */
	public LuaString varname;
	
	/** The instruction offset when the variable comes into scope */ 
	public int startpc;
	
	/** The instruction offset when the variable goes out of scope */ 
	public int endpc;
	
	/**
	 * Construct a LocVars instance. 
	 * @param varname The local variable name
	 * @param startpc The instruction offset when the variable comes into scope
	 * @param endpc The instruction offset when the variable goes out of scope
	 */
	public LocVars(LuaString varname, int startpc, int endpc) {
		this.varname = varname;
		this.startpc = startpc;
		this.endpc = endpc;
	}
	
	public String tojstring() {
		return varname+" "+startpc+"-"+endpc;
	}
}