| /* |
| * 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.ir; |
| |
| /** |
| * Interface used by AccessNodes, IndexNodes and IdentNodes to signal that when evaluated, their value will be treated |
| * as a function and immediately invoked, e.g. {@code foo()}, {@code foo.bar()} or {@code foo[bar]()}. Used to customize |
| * the priority of composite dynamic operations when emitting {@code INVOKEDYNAMIC} instructions that implement them, |
| * namely prioritize {@code getMethod} over {@code getElem} or {@code getProp}. An access or ident node with isFunction |
| * set to true will be emitted as {@code dyn:getMethod|getProp|getElem} while one with it set to false will be emitted |
| * as {@code dyn:getProp|getElem|getMethod}. Similarly, an index node with isFunction set to true will be emitted as |
| * {@code dyn:getMethod|getElem|getProp} while the one set to false will be emitted as {@code dyn:getElem|getProp|getMethod}. |
| */ |
| public interface FunctionCall { |
| /** |
| * Returns true if the value of this expression will be treated as a function and immediately invoked. |
| * @return true if the value of this expression will be treated as a function and immediately invoked. |
| */ |
| public boolean isFunction(); |
| } |
