text: 
  /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you 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.
  */
  
  
  /**
   * AUTO-GENERATED FILE. DO NOT MODIFY.
   */
  
  /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you 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.
  */
  // @ts-nocheck
  import * as zrUtil from 'zrender/lib/core/util.js';
  export default function timelinePreprocessor(option) {
    var timelineOpt = option && option.timeline;
  
    if (!zrUtil.isArray(timelineOpt)) {
      timelineOpt = timelineOpt ? [timelineOpt] : [];
    }
  
    zrUtil.each(timelineOpt, function (opt) {
      if (!opt) {
        return;
      }
  
      compatibleEC2(opt);
    });
  }
  
  function compatibleEC2(opt) {
    var type = opt.type;
    var ec2Types = {
      'number': 'value',
      'time': 'time'
    }; // Compatible with ec2
  
    if (ec2Types[type]) {
      opt.axisType = ec2Types[type];
      delete opt.type;
    }
  
    transferItem(opt);
  
    if (has(opt, 'controlPosition')) {
      var controlStyle = opt.controlStyle || (opt.controlStyle = {});
  
      if (!has(controlStyle, 'position')) {
        controlStyle.position = opt.controlPosition;
      }
  
      if (controlStyle.position === 'none' && !has(controlStyle, 'show')) {
        controlStyle.show = false;
        delete controlStyle.position;
      }
  
      delete opt.controlPosition;
    }
  
    zrUtil.each(opt.data || [], function (dataItem) {
      if (zrUtil.isObject(dataItem) && !zrUtil.isArray(dataItem)) {
        if (!has(dataItem, 'value') && has(dataItem, 'name')) {
          // In ec2, using name as value.
          dataItem.value = dataItem.name;
        }
  
        transferItem(dataItem);
      }
    });
  }
  
  function transferItem(opt) {
    var itemStyle = opt.itemStyle || (opt.itemStyle = {});
    var itemStyleEmphasis = itemStyle.emphasis || (itemStyle.emphasis = {}); // Transfer label out
  
    var label = opt.label || opt.label || {};
    var labelNormal = label.normal || (label.normal = {});
    var excludeLabelAttr = {
      normal: 1,
      emphasis: 1
    };
    zrUtil.each(label, function (value, name) {
      if (!excludeLabelAttr[name] && !has(labelNormal, name)) {
        labelNormal[name] = value;
      }
    });
  
    if (itemStyleEmphasis.label && !has(label, 'emphasis')) {
      label.emphasis = itemStyleEmphasis.label;
      delete itemStyleEmphasis.label;
    }
  }
  
  function has(obj, attr) {
    return obj.hasOwnProperty(attr);
  }