feat: use snippet service override

Author: CGNonofr

src/languages/snippets/index.ts

@@ -1,45 +1,7 @@
-import * as monaco from 'monaco-editor'
+import { setSnippets } from 'vscode/service-override/snippets'
 import snippetLoader from '../extensions/snippetLoader'
 
-class SimpleSnippetService implements monaco.extra.ISnippetsService {
-  _serviceBrand: undefined
-
-  isEnabled (snippet: monaco.extra.Snippet): boolean {
-    return snippet.snippetIdentifier != null || true
-  }
-
-  updateEnablement (): void {
-    throw new Error('Method not implemented.')
-  }
-
-  async getSnippets (languageId: string, opt?: monaco.extra.ISnippetGetOptions): Promise<monaco.extra.Snippet[]> {
-    const result: monaco.extra.Snippet[] = []
-    const loader = snippetLoader[languageId]
-    if (loader != null) {
-      const rawSnippets = await loader()
-      const snippets = Object.entries(rawSnippets)
-        .flatMap(([name, value]) => monaco.extra.parseSnippet(name, value, [languageId], 'User Snippet', monaco.extra.SnippetSource.Extension))
-      monaco.extra.snippetScopeSelect(snippets, languageId, result)
-    }
-    return this._filterSnippets(result, opt)
-  }
-
-  getSnippetsSync (): monaco.extra.Snippet[] {
-    throw new Error('Method not implemented.')
-  }
-
-  private _filterSnippets (snippets: monaco.extra.Snippet[], opts?: monaco.extra.ISnippetGetOptions): monaco.extra.Snippet[] {
-    return snippets.filter(snippet => {
-      // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
-      return (snippet.prefix != null || (opts?.includeNoPrefixSnippets ?? false)) && // prefix or no-prefix wanted
-            (this.isEnabled(snippet) || (opts?.includeDisabledSnippets ?? false)) // enabled or disabled wanted
-    })
-  }
-}
-
-setTimeout(() => {
-  // In a timeout so the service can be overriden
-  const languageService = monaco.extra.StandaloneServices.get(monaco.languages.ILanguageService)
-  const languageConfigurationService = monaco.extra.StandaloneServices.get(monaco.languages.ILanguageConfigurationService)
-  monaco.extra.setSnippetSuggestSupport(new monaco.extra.SnippetCompletionProvider(languageService, new SimpleSnippetService(), languageConfigurationService))
-})
+setSnippets(Object.keys(snippetLoader).map(language => ({
+  language,
+  path: `${language}-snippets.json`
+})), async (extensionPoint) => JSON.stringify(await snippetLoader[extensionPoint.language]!()))

src/monaco.ts

@@ -8,6 +8,7 @@ import getConfigurationServiceOverride from 'vscode/service-override/configurati
 import getKeybindingsServiceOverride from 'vscode/service-override/keybindings'
 import getTextmateServiceOverride from 'vscode/service-override/textmate'
 import getThemeServiceOverride from 'vscode/service-override/theme'
+import getSnippetConfigurationServiceOverride from 'vscode/service-override/snippets'
 import './worker'
 import { createConfiguredEditor, errorHandler } from 'vscode/monaco'
 import onigFile from 'vscode-oniguruma/release/onig.wasm'
@@ -35,6 +36,7 @@ StandaloneServices.initialize({
     const response = await fetch(onigFile)
     return await response.arrayBuffer()
   }),
+  ...getSnippetConfigurationServiceOverride(),
   ...getThemeServiceOverride()
 })
 // Disable high contrast autodetection because it fallbacks on the hc-black no matter what