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/*
* @(#)ErrorReporter.java 2.1 2003/10/07
*
* Copyright (C) 1999, 2003 D.A. Watt and D.F. Brown
* Dept. of Computing Science, University of Glasgow, Glasgow G12 8QQ Scotland
* and School of Computer and Math Sciences, The Robert Gordon University,
* St. Andrew Street, Aberdeen AB25 1HG, Scotland.
* All rights reserved.
*
* This software is provided free for educational use only. It may
* not be used for commercial purposes without the prior written permission
* of the authors.
*/
package triangle;
import triangle.syntacticAnalyzer.SourcePosition;
public class ErrorReporter {
private int numErrors;
private boolean throwExceptions;
/**
* @param throwExceptions if true, throw exceptions (good for unit tests) otherwise write to stdout
*/
public ErrorReporter(boolean throwExceptions) {
numErrors = 0;
this.throwExceptions = throwExceptions;
}
public void reportError(String message, String tokenName, SourcePosition pos) {
numErrors++;
String s = ("ERROR: ");
for (int p = 0; p < message.length(); p++)
if (message.charAt(p) == '%')
s += tokenName;
else
s += message.charAt(p);
s += (" " + pos.start + ".." + pos.finish);
if (throwExceptions) {
throw new RuntimeException(s);
} else {
System.out.println(s);
}
}
public void reportRestriction(String message) {
System.out.println("RESTRICTION: " + message);
}
public int getNumErrors() {
return numErrors;
}
}