Encountering issues importing Ace Document Object in a Vue webpack project?

In my Vue and Webpack project, I am trying to incorporate the Ace editor. My goal is to associate each file with a single instance of an Ace Document. To achieve this, I followed the default import method:

import Ace from 'ace-builds'

When attempting to create a Document using the code snippet below:

let doc = new Ace.Ace.Document('')

I keep encountering the error message in Chrome dev tools:

TypeError: Cannot read property Document' of undefined at FileTree.vue:177

Even using let doc = new Ace.Document('') did not resolve the issue.

I have a standalone JavaScript file that imports Ace and functions correctly. You can view the code here: editor.js

Below are the relevant parts of my code within the Vue methods block:

addFile (e) {
  let tree = this.$refs.maintree
  if (this.currentNode === undefined) {
    this.currentNode = tree.getNode(1)
  }
  this.openAddFilePrompt().then(({value}) => {
    let doc = new Ace.Ace.Document('')
    if (this.currentNode.data.detail.type === 'file') {
      let parentNode = this.currentNode.parent
      tree.append({detail: {type: 'file', src: '', document: doc}, id: this.maxId++, label: value}, parentNode)
      return
    }
    this.maxId++
    tree.append({detail: {type: 'file', src: '', document: doc}, id: this.maxId, label: value}, this.currentNode)
  }).catch((err) => {
    console.log(err)
  })
},

This is the content of my d.ts file for ace-builds:

https://i.sstatic.net/FqTVe.png

After reviewing the picture, you can see that the Document interface is located within an Ace namespace. Since I imported the entire module as Ace, I believe that I should instantiate a Document Object using new Ace.Ace.Document, following the pattern of

defaultImport.Namespace.Interface
.


The structure of the Document interface is as follows. I installed ace-builds through npm:

export interface Document extends EventEmitter

https://i.sstatic.net/6ejn3.png


Here is the folder structure of ace-builds:

https://i.sstatic.net/VZeKl.png

My question is:

Why is my import statement not functioning properly, and why am I unable to create the Document Object? I have provided all the information I believe might be helpful in resolving my issue.

Answer №1

At last, I managed to find the solution to this problem through a lot of trial and error.

For some reason, I was struggling to import export interface from the namespace. I came across the require function in ace.d.ts, which led me to make a change:

let doc = new Ace.Ace.Document('')

became

let Document = Ace.require('ace/document').Document

Now, whenever I need the Document Object, I simply use let document = new Document()

And it worked like a charm.

I hope this explanation can assist others facing the same issue as me.


So, how did I crack the code?

I delved into ace.js regarding exports.Document and pinpointed ace/document https://i.sstatic.net/Tr7NJ.png

https://i.sstatic.net/bzJe7.png

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