/**

  * Back 2 Browser Bytecode Translator

  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, version 2 of the License.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. Look for COPYING file in the top folder.

  * If not, see http://opensource.org/licenses/GPL-2.0.

  */

 package org.apidesign.bck2brwsr.ide.editor;

 /**

  * An implementation of {@linkplain JsniCommentTokenizer.Sink} that generates B2B

  */

 class ManglingSink implements JsniCommentTokenizer.Sink {

     final StringBuilder out = new StringBuilder();

     public void javascript(String s) {

         out.append(s);

     }

     public void method(String clazz, String method, String signature) {

         out.append(mangle(clazz, method, signature));

     }

     public void field(String clazz, String field) {

 //        out.append(field);

         out.append('_').append(field).append('(').append(')');

     }

     @Override

     public String toString() {

         return out.toString();

     }

     static String mangle(String clazz, String method, String signature) {

         final StringBuilder builder = new StringBuilder();

         builder.append(method);

         builder.append("__");

         builder.append(mangle(JNIHelper.signature(JNIHelper.method(clazz, method, signature).getReturnType())));

         builder.append(mangle(signature));

         return builder.toString();

     }

     static String mangle(String txt) {

         final StringBuilder sb = new StringBuilder();

         for (int i = 0; i < txt.length(); i++) {

             final char ch = txt.charAt(i);

             switch (ch) {

                 case '/': sb.append('_'); break;

                 case '_': sb.append("_1"); break;

                 case ';': sb.append("_2"); break;

                 case '[': sb.append("_3"); break;

                 default: sb.append(ch); break;

             }

         }

         return sb.toString();

     }

 }