content: /*
   * Copyright 2021-2022 Alibaba Group Holding Ltd.
   *
   *    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.aliyun.fastmodel.transform.fml.format;
  
  import com.aliyun.fastmodel.core.tree.Node;
  import com.aliyun.fastmodel.transform.api.context.TransformContext;
  import com.aliyun.fastmodel.transform.api.dialect.DialectNode;
  import com.aliyun.fastmodel.transform.fml.context.FmlTransformContext;
  
  /**
   * FastModelFormatter
   *
   * @author panguanjing
   * @date 2020/11/23
   */
  public class FmlFormatter {
  
      private FmlFormatter() {
  
      }
  
      /**
       * format信息
       */
      public static DialectNode formatNode(Node root, FmlTransformContext context) {
          if (root == null) {
              throw new IllegalArgumentException("root can't be null");
          }
          FmlVisitor fmlVisitor = new FmlVisitor(context);
          Boolean process = fmlVisitor.process(root, 0);
          String result = fmlVisitor.getBuilder().toString();
          if (context.isAppendSemicolon() && !result.endsWith(TransformContext.SEMICOLON)) {
              result = result + TransformContext.SEMICOLON;
          }
          return new DialectNode(result, process);
      }
  
  }
  