如何在已加载RequireJS的环境中引入Monaco Editor的loader.js？

Absolutely, you can integrate Monaco Editor's loader.js into an environment where RequireJS is already loaded—you just need to resolve the conflict between the two AMD loaders (both expose global require/define methods which would overwrite each other if left unhandled).

Here's a reliable approach to make them coexist:

1. Preserve RequireJS's global methods first
   Before loading Monaco's loader, save references to RequireJS's require and define so we can restore them later:

   // Save original RequireJS methods before Monaco loader overwrites them
   const originalRequire = window.require;
   const originalDefine = window.define;
   

2. Load Monaco's loader and isolate its methods
   Dynamically load Monaco's loader.js, then immediately capture its version of require/define and restore RequireJS's globals:

   // Create and load the Monaco loader script
   const monacoLoaderScript = document.createElement('script');
   monacoLoaderScript.src = 'https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.11.1/min/vs/loader.js';
   monacoLoaderScript.onload = function() {
       // Store Monaco's loader methods under a unique global name
       window.monacoRequire = window.require;
       window.monacoDefine = window.define;
   
       // Restore RequireJS's original global methods
       window.require = originalRequire;
       window.define = originalDefine;
   
       // Now configure Monaco's loader using the isolated `monacoRequire`
       monacoRequire.config({
           paths: {
               'vs': 'https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.11.1/min/vs'
           }
       });
   
       // Load and initialize Monaco Editor
       monacoRequire(['vs/editor/editor.main'], function() {
           // Your editor initialization code here
           const editor = monaco.editor.create(document.getElementById('editor-container'), {
               value: '// Hello from Monaco + RequireJS!',
               language: 'javascript',
               theme: 'vs-dark'
           });
       });
   };
   document.head.appendChild(monacoLoaderScript);
   

Why your initial approach had issues #

When you call AMDLoader.init() directly, Monaco's loader still tries to take over the global require/define namespace, which clashes with RequireJS. By isolating Monaco's loader methods into a separate variable (monacoRequire), you keep both loaders working independently without interference.

This method ensures RequireJS continues to handle your existing modules, while Monaco's loader manages its own dependencies exclusively.

内容的提问来源于stack exchange，提问作者Elio Struyf