这个报错是咋回事？

// pages/news/news-detail/news-detail.js

var postsData = require('../../../data/posts-data')

Page({

  /**

   * 页面的初始数据

   */

  data: {

    collected:false

  },

  /**

   * 生命周期函数--监听页面加载

   */

  onLoad: function (options) {

    var postId = options.id;

    this.data.currentPostId = postId;

    var postData = postsData.postList[postId];

    this.setData({

      ...postData

    })

    var postsCollected = wx.getStorageSync('postsCollected')

    if (postsCollected) {

      var postCollected = postsCollected[postId]

      if (postCollected) {

        this.setData({

          collected: postCollected

        })

      }

    }

    else {

      var postsCollected = {};

      postsCollected[postId] = false;

      wx.setStorageSync('postsCollected', postsCollected);

    }

  },

  onColletionTap: function (event) {

    var that = this;

    var postsCollected = wx.getStorageSync('postsCollected')

    var collected = postsCollected[this.data.currentPostId]

    wx.showModal({

      title: "收藏",

      content: collected ? "是否取消收藏" : "是否收藏",

      showCancel: "true",

      cancelText: "取消",

      cancelColor: "#333",

      confirmText: "确认",

      confirmColor: "#405f80",

      success: function (res) {

        if (res.confirm) {

          collected = !collected

          postsCollected[that.data.currentPostId] = collected

          wx.setStorageSync('postsCollected', postsCollected)

          that.setData({ collected })

        }

      }

    })

  }

})