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ANTLR Tool Source Code
ANTLR is a powerful parser generator for multiple programming languages including Java.
ANTLR contains 2 major modules:
ANTLR Tool Source Code files are provided in the distribution packge (antlr4-4.10.1.zip). You can download them at ANTLR Website.
You can also browse the source code below:
✍: FYIcenter
⏎ org/antlr/v4/tool/ANTLRMessage.java
/* * Copyright (c) 2012-2017 The ANTLR Project. All rights reserved. * Use of this file is governed by the BSD 3-clause license that * can be found in the LICENSE.txt file in the project root. */ package org.antlr.v4.tool; import org.antlr.runtime.Token; import org.stringtemplate.v4.ST; import java.util.Arrays; public class ANTLRMessage { private static final Object[] EMPTY_ARGS = new Object[0]; private final ErrorType errorType; private final Object[] args; private final Throwable e; // used for location template public String fileName; public int line = -1; public int charPosition = -1; public Grammar g; /** Most of the time, we'll have a token such as an undefined rule ref * and so this will be set. */ public Token offendingToken; public ANTLRMessage(ErrorType errorType) { this(errorType, (Throwable)null, Token.INVALID_TOKEN); } public ANTLRMessage(ErrorType errorType, Token offendingToken, Object... args) { this(errorType, null, offendingToken, args); } public ANTLRMessage(ErrorType errorType, Throwable e, Token offendingToken, Object... args) { this.errorType = errorType; this.e = e; this.args = args; this.offendingToken = offendingToken; } public ErrorType getErrorType() { return errorType; } public Object[] getArgs() { if (args == null) { return EMPTY_ARGS; } return args; } public ST getMessageTemplate(boolean verbose) { ST messageST = new ST(getErrorType().msg); messageST.impl.name = errorType.name(); messageST.add("verbose", verbose); Object[] args = getArgs(); for (int i=0; i<args.length; i++) { String attr = "arg"; if ( i>0 ) attr += i + 1; messageST.add(attr, args[i]); } if ( args.length<2 ) messageST.add("arg2", null); // some messages ref arg2 Throwable cause = getCause(); if ( cause!=null ) { messageST.add("exception", cause); messageST.add("stackTrace", cause.getStackTrace()); } else { messageST.add("exception", null); // avoid ST error msg messageST.add("stackTrace", null); } return messageST; } public Throwable getCause() { return e; } @Override public String toString() { return "Message{" + "errorType=" + getErrorType() + ", args=" + Arrays.asList(getArgs()) + ", e=" + getCause() + ", fileName='" + fileName + '\'' + ", line=" + line + ", charPosition=" + charPosition + '}'; } }
⏎ org/antlr/v4/tool/ANTLRMessage.java
Or download all of them as a single archive file:
File name: antlr-tool-4.10.1-sources.jar File size: 347718 bytes Release date: 2022-04-15 Download
2022-04-24, 27604👍, 0💬
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