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view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/SyntaxTagged.java @ 18485:e3c95cbbb50c
Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Sun, 23 Nov 2014 16:07:23 -0800 |
parents | 1051d6e4b61b |
children | 27fe86a6fb49 |
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/* * Copyright (c) 2014, 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 com.oracle.truffle.api.instrument; import java.util.*; /** * Information about a guest language program element in a Truffle AST that can be marked as * belonging to 0 or more {@linkplain SyntaxTag tags}. * <p> * <strong>Disclaimer:</strong> experimental interface under development. */ public interface SyntaxTagged { /** * Is this node tagged as belonging to a particular human-sensible category of language * constructs? */ boolean isTaggedAs(SyntaxTag tag); /** * In which user-sensible categories has this node been tagged (<em>empty set</em> if none). */ Collection<SyntaxTag> getSyntaxTags(); }