DescriptiveErrorListener.java 文件源码

@Override
    public void syntaxError(Recognizer<?, ?> recognizer, Object offendingSymbol,
            int line, int charPositionInLine,
            String msg, RecognitionException e) {
        if (!reportSyntaxErrors) {
            return;
        }

//        String sourceName = recognizer.getInputStream().getSourceName();
//        if (!sourceName.isEmpty()) {
//            sourceName = String.format("%s:%d:%d: ", sourceName, line, charPositionInLine);
//        }

        System.err.println("CUSTOM:  "  + "line " + line + ":" + charPositionInLine + " " + msg);
        syntaxErrors = msg;
    }