view src/luan/interp/ValuesExpr.java @ 3:7a2cdbc5767f

add LuaState git-svn-id: https://luan-java.googlecode.com/svn/trunk@4 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Fri, 16 Nov 2012 05:23:12 +0000
parents 4da26b11d12a
children
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line source

package luan.interp;

import java.util.List;
import luan.Lua;
import luan.LuaException;
import luan.LuaState;


final class ValuesExpr extends Expr {
	private final Values values;

	ValuesExpr(Values values) {
		this.values = values;
	}

	@Override Object eval(LuaState lua) throws LuaException {
		List list = values.eval(lua);
		return list.isEmpty() ? null : list.get(0);
	}
}