package symtable;
import java.util.*;
import ast.node.*;

import exceptions.InternalException;

/** 
 * SymTable
 * ....
 * The symbol table also keeps a mapping of expression nodes to
 * types because that information is needed elsewhere especially
 * when looking up method call information.
 * 
 * @author mstrout
 * WB: Simplified to only expression types
 */
public class SymTable {
    private final HashMap<Node,Type> mExpType = new HashMap<Node,Type>();

    public SymTable() {
    }
    
    
    public void setExpType(Node exp, Type t)
    {
    	this.mExpType.put(exp, t);
    }
    
    public Type getExpType(Node exp)
    {
    	return this.mExpType.get(exp);
    }
   
/*
 */

}