private void printScriptFrames(StringBuilder sb, Realm realm, Throwable e, int level) { final String indent = Strings.repeat('\t', level); final int maxDepth = options.stacktraceDepth; int depth = 0; StackTraceElement[] stackTrace = StackTraces.scriptStackTrace(e); for (; depth < Math.min(stackTrace.length, maxDepth); ++depth) { StackTraceElement element = stackTrace[depth]; String methodName = element.getMethodName(); String fileName = element.getFileName(); int lineNumber = element.getLineNumber(); sb.append(indent) .append("at ") .append(methodName) .append(" (") .append(fileName) .append(':') .append(lineNumber) .append(")\n"); } if (depth < stackTrace.length) { int skipped = stackTrace.length - depth; sb.append("\t.. ").append(skipped).append(" frames omitted\n"); } if (e.getSuppressed().length > 0 && level == 1) { Throwable suppressed = e.getSuppressed()[0]; String message; if (suppressed instanceof ScriptException) { message = ((ScriptException) suppressed).getMessage(realm.defaultContext()); } else { message = Objects.toString(suppressed.getMessage(), suppressed.getClass().getSimpleName()); } sb.append(indent).append(formatMessage("suppressed_exception", message)).append('\n'); printScriptFrames(sb, realm, suppressed, level + 1); } }
private void handleException(ParserExceptionWithSource exception) { ParserException e = exception.getCause(); String sourceCode = exception.getSourceCode(); int lineOffset = exception.getSource().getLine(); String sourceInfo = String.format("%s:%d:%d", e.getFile(), e.getLine(), e.getColumn()); int start = skipLines(sourceCode, e.getLine() - lineOffset); int end = nextLineTerminator(sourceCode, start); String offendingLine = sourceCode.substring(start, end); String marker = Strings.repeat('.', Math.max(e.getColumn() - 1, 0)) + '^'; console.printf("%s %s: %s%n", sourceInfo, e.getType(), e.getFormattedMessage()); console.printf("%s %s%n", sourceInfo, offendingLine); console.printf("%s %s%n", sourceInfo, marker); printStackTrace(e); }