Mercurial Hosting > luan
diff src/luan/LuaException.java @ 40:e3624b7cd603
implement stack trace
git-svn-id: https://luan-java.googlecode.com/svn/trunk@41 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Fri, 21 Dec 2012 10:45:54 +0000 |
parents | 8a57ebfdfd78 |
children | 786699c78837 |
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--- a/src/luan/LuaException.java Thu Dec 20 02:54:06 2012 +0000 +++ b/src/luan/LuaException.java Fri Dec 21 10:45:54 2012 +0000 @@ -3,12 +3,26 @@ public class LuaException extends Exception { - public LuaException(String msg) { - super(msg); + public LuaException(LuaState lua,LuaElement el,String msg) { + super(hideNull(msg)+stackTrace(lua,el)); + } + + public LuaException(LuaState lua,LuaElement el,Exception cause) { + super(hideNull(cause.getMessage())+stackTrace(lua,el),cause); + } + + private static String hideNull(String s) { + return s==null ? "" : s; } - public LuaException(Exception e) { - super(e); + private static String stackTrace(LuaState lua,LuaElement el) { + StringBuilder buf = new StringBuilder(); + int i = lua.stackTrace.size() - 1; + do { + StackTraceElement stackTraceElement = lua.stackTrace.get(i); + buf.append( "\n\t" ).append( el.toString(stackTraceElement.fnName) ); + el = stackTraceElement.call; + } while( --i >= 0 ); + return buf.toString(); } - }