Mercurial > hg > graal-jvmci-8
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/ASTPrinter.java @ 21468:99942eac9c6d
Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Fri, 22 May 2015 13:41:10 +0200 |
parents | 36285949c1d5 |
children |
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/* * Copyright (c) 2013, 2015, 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.io.*; import com.oracle.truffle.api.nodes.*; /** * Access to AST-based debugging support, which is could be language implementation specific in the * details chosen to be presented. * <p> * <strong>WARNING:</strong> this interface is under development and will change substantially. */ public interface ASTPrinter { /** * Prints a textual AST display, one line per node, with nesting. * * @param p * @param node the root node of the display. * @param maxDepth the maximum number of levels to print below the root * @param markNode a node to mark with a textual arrow prefix, if present. */ void printTree(PrintWriter p, Node node, int maxDepth, Node markNode); /** * Creates a textual AST display, one line per node, with nesting. * * @param node the root node of the display. * @param maxDepth the maximum number of levels to print below the root * @param markNode a node to mark with a textual arrow prefix, if present. */ String printTreeToString(Node node, int maxDepth, Node markNode); /** * Creates a textual AST display, one line per node, with nesting. * * @param node the root node of the display. * @param maxDepth the maximum number of levels to print below the root */ String printTreeToString(Node node, int maxDepth); /** * Creates a textual display describing a single (non-wrapper) node, including instrumentation * status: if Probed, and any tags. */ String printNodeWithInstrumentation(Node node); }