1 2 package java_cup; 3 4 /** Exception subclass for reporting internal errors in JavaCup. */ 5 public class internal_error extends Exception 6 { 7 /** Constructor with a message */ 8 public internal_error(String msg) 9 { 10 super(msg); 11 } 12 13 /** Method called to do a forced error exit on an internal error 14 for cases when we can't actually throw the exception. */ 15 public void crash() 16 { 17 System.err.println("JavaCUP Fatal Internal Error Detected"); 18 System.err.println(getMessage()); 19 printStackTrace(); 20 System.exit(-1); 21 } 22 }; 23
