taro用f2的官方例子，怎么就是报错

[jd_729774b8556b1]

import Taro, { Component } from '@tarojs/taro'
import { View } from '@tarojs/components'
import { F2Canvas } from 'taro-f2'
import F2 from '@antv/f2'
// import { fixF2 } from 'taro-f2/dist/weapp/common/f2-tool.ts'

export default class Index extends Component {

  drawRadar(canvas, width, height){

    // ⚠️ 别忘了这行
    // 为了兼容微信与支付宝的小程序，你需要通过这个命令为F2打补丁
    F2Canvas.fixF2(F2);
    // fixF2(F2);

    const data = [
      { name: '超大盘能力', value: 6.5 },
      { name: '抗跌能力', value: 9.5 },
      { name: '稳定能力', value: 9 },
      { name: '绝对收益能力', value: 6 },
      { name: '选证择时能力', value: 6 },
      { name: '风险回报能力', value: 8 }
    ];
    const chart = new F2.Chart({
      el: canvas,
      width,
      height
    });
    chart.source(data, {
      value: {
        min: 0,
        max: 10
      }
    });
    chart.coord('polar');
    chart.axis('value', {
      grid: {
        lineDash: null
      },
      label: null,
      line: null
    });
    chart.axis('name', {
      grid: {
        lineDash: null
      }
    });
    chart.area()
      .position('name*value')
      .color('#FE5C5B')
      .style({
        fillOpacity: 0.2
      })
      .animate({
        appear: {
          animation: 'groupWaveIn'
        }
      });
    chart.line()
      .position('name*value')
      .color('#FE5C5B')
      .size(1)
      .animate({
        appear: {
          animation: 'groupWaveIn'
        }
      });
    chart.point().position('name*value').color('#FE5C5B').animate({
      appear: {
        delay: 300
      }
    });
    chart.guide().text({
      position: ['50%', '50%'],
      content: '73',
      style: {
        fontSize: 32,
        fontWeight: 'bold',
        fill: '#FE5C5B'
      }
    });
    chart.render();
  }

  render () {
    return (
      <View className='index'>
        <View style='width:100%;height:500px'><F2Canvas onCanvasInit={this.drawRadar.bind(this)}></F2Canvas></View>
      </View>
    )
  }
}