ExpressionStmtEvaluator.java

package com.drawbridge.jsengine.ast;

import java.util.LinkedList;

import com.drawbridge.jsengine.Scope;
import com.drawbridge.jsengine.jsobjects.ExecutionException;
import com.drawbridge.jsengine.jsobjects.JSType;
import com.google.caja.parser.js.Expression;
import com.google.caja.parser.js.ExpressionStmt;

public class ExpressionStmtEvaluator extends Evaluator
{

	Expression	expression;

	/**
	 * Contains only an expression as it's child
	 * 
	 * @param parser
	 * @param expressionStmt
	 */
	public ExpressionStmtEvaluator(Evaluator parent, Scope scope, ExpressionStmt expressionStmt) {
		super(parent, scope, expressionStmt.getFilePosition());
		expression = expressionStmt.getExpression();
		mChildren.add(Evaluator.getEvaluator(this, mScope, (Expression) expression));
	}

	@Override
	public JSType evaluate() throws EvaluatorException, ExecutionException
	{
		return mChildren.get(0).evaluate();
	}

	@Override
	public LinkedList<com.drawbridge.vl.blocks.Block> getBlocks()
	{
		if (mChildren.size() > 0 && mChildren.get(0) != null)
			return mChildren.get(0).getBlocks();
		else
			return new LinkedList<com.drawbridge.vl.blocks.Block>();
	}

	@Override
	public boolean compare(Evaluator e)
	{
		// TODO Auto-generated method stub
		return false;
	}

}