| /* |
| * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.nashorn.internal.runtime; |
| |
| /** |
| * This is the base class for function scopes. Subclasses of this class are |
| * produced by the ObjectClassGenerator along with additional fields for storing |
| * local vars. The number of fields required is determined by ObjectCreator. |
| * |
| * The scope is also responsible for handling the var arg 'arguments' object, |
| * though most of the access is via generated code. |
| * |
| * The constructor of this class is responsible for any function prologue |
| * involving the scope. |
| */ |
| public class FunctionScope extends Scope { |
| |
| /** Area to store scope arguments. (public for access from scripts.) */ |
| public final ScriptObject arguments; |
| |
| /** |
| * Constructor |
| * |
| * @param map property map |
| * @param callerScope caller scope |
| * @param arguments arguments |
| */ |
| public FunctionScope(final PropertyMap map, final ScriptObject callerScope, final ScriptObject arguments) { |
| super(callerScope, map); |
| this.arguments = arguments; |
| } |
| |
| /** |
| * Constructor |
| * |
| * @param map property map |
| * @param callerScope caller scope |
| */ |
| public FunctionScope(final PropertyMap map, final ScriptObject callerScope) { |
| super(callerScope, map); |
| this.arguments = null; |
| } |
| |
| /** |
| * Constructor |
| * |
| * @param map property map |
| * @param primitiveSpill primitive spill pool |
| * @param objectSpill reference spill pool |
| */ |
| public FunctionScope(final PropertyMap map, final long[] primitiveSpill, final Object[] objectSpill) { |
| super(map, primitiveSpill, objectSpill); |
| this.arguments = null; |
| } |
| } |