| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.js; |
| |
| /** |
| * An interface for producing fresh names. |
| * |
| * Objects that implement this generator retain some global state about scopes/programs to be |
| * able to produce fresh names. |
| * |
| * The names produced by a name generator might be arbitrary as long as they are fresh. Specific |
| * FreshNameGenerators might be related to global renamers to produce fresh names according to |
| * some consistent pattern. E.g. after a program is obfuscated one might need a FreshNameGenerator |
| * that produces fresh obfuscated names to be introduced to the ast. |
| */ |
| public interface FreshNameGenerator { |
| /** |
| * returns a fresh (unused) name. |
| */ |
| String getFreshName(); |
| } |