| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package macromedia.asc.parser; |
| |
| import macromedia.asc.util.*; |
| import macromedia.asc.semantics.*; |
| |
| /** |
| * Node |
| * |
| * @author Jeff Dyer |
| */ |
| public class ArgumentListNode extends Node |
| { |
| public ObjectList<Node> items = new ObjectList<Node>(1); |
| public ObjectList<TypeInfo> expected_types; // declared argument types |
| public ByteList decl_styles; // for function calls, a vector of PARAM_REQUIRED, PARAM_Optional, or PARAM_Rest |
| public boolean is_bracket_selector = false; // a[x,y,z] is a comma operator, all values but the last have void result |
| |
| |
| public ArgumentListNode(Node item, int pos) |
| { |
| super(pos); |
| items.add(item); |
| } |
| |
| public Value evaluate(Context cx, Evaluator evaluator) |
| { |
| if (evaluator.checkFeature(cx, this)) |
| { |
| return evaluator.evaluate(cx, this); |
| } |
| else |
| { |
| return null; |
| } |
| } |
| |
| public int size() |
| { |
| return items.size(); |
| } |
| |
| public int pos() |
| { |
| return items.size() != 0 ? items.last().pos() : 0; |
| } |
| |
| public boolean isLiteralInteger() |
| { |
| if (items.size() == 1 && items.first().isLiteralInteger()) |
| { |
| return true; |
| } |
| else |
| { |
| return false; |
| } |
| } |
| |
| public String toString() |
| { |
| return "ArgumentList"; |
| } |
| |
| public void addType(TypeInfo type) |
| { |
| if (expected_types == null) |
| expected_types = new ObjectList<TypeInfo>(2); |
| expected_types.push_back(type); |
| } |
| |
| public void addDeclStyle(int style) |
| { |
| if (decl_styles == null) |
| decl_styles = new ByteList(2); |
| decl_styles.push_back((byte)style); |
| } |
| |
| public boolean hasSideEffect() |
| { |
| for( Node n : items ) |
| { |
| if( n.hasSideEffect() ) |
| { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |