Trans.java 文件源码

public static void main(String[] args) {
    String code =
        "int x;\n" +
        "A b;\n";
    ANTLRInputStream input = new ANTLRInputStream(code);
    LangLexer lexer = new LangLexer(input);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    LangParser parser = new LangParser(tokens);
    ParseTree tree = parser.file(); // start up

    System.out.println(tree.toStringTree(parser));

    ParseTreeWalker walker = new ParseTreeWalker();
    Gen listener = new Gen();
    walker.walk(listener, tree);

    for (String decl : listener.decls) {
        System.out.println(decl);
    }
}