const { languagesArr } = require('monaco-editor-webpack-plugin/out/languages'); // monaco-yaml library doesn't play so well with monaco-editor-webpack-plugin // so the only way to include its workers is by patching the list of languages // in monaco-editor-webpack-plugin and adding support for yaml workers. This is // a known issue in the library and this workaround was suggested here: // https://github.com/pengx17/monaco-yaml/issues/20 const yamlLang = languagesArr.find(t => t.label === 'yaml'); yamlLang.entry = [yamlLang.entry, '../../monaco-yaml/esm/monaco.contribution']; yamlLang.worker = { id: 'vs/language/yaml/yamlWorker', entry: '../../monaco-yaml/esm/yaml.worker.js', }; module.exports = require('monaco-editor-webpack-plugin');