un-factorize, extract askSwizzlePreferredLanguage(), remove cliUtils

Author: slorber

packages/docusaurus-utils/src/cliUtils.ts

@@ -119,7 +119,6 @@ export {
 } from './dataFileUtils';
 export {isDraft, isUnlisted} from './contentVisibilityUtils';
 export {escapeRegexp} from './regExpUtils';
-export {askPreferredLanguage} from './cliUtils';
 export {flattenRoutes} from './routeUtils';
 
 export {

packages/docusaurus-utils/src/index.ts

@@ -7,7 +7,6 @@
 
 import fs from 'fs-extra';
 import logger from '@docusaurus/logger';
-import {askPreferredLanguage} from '@docusaurus/utils';
 import {
   getThemeName,
   getThemePath,
@@ -19,7 +18,10 @@ import {helpTables, themeComponentsTable} from './tables';
 import {normalizeOptions} from './common';
 import {eject, getAction, wrap} from './actions';
 import {getThemeSwizzleConfig} from './config';
-import {askSwizzleDangerousComponent} from './prompts';
+import {
+  askSwizzleDangerousComponent,
+  askSwizzlePreferredLanguage,
+} from './prompts';
 import {initSwizzleContext} from './context';
 import type {SwizzleAction, SwizzleComponentConfig} from '@docusaurus/types';
 import type {SwizzleCLIOptions, SwizzlePlugin} from './common';
@@ -54,7 +56,7 @@ async function getLanguageForThemeName({
 
   // It's only useful to prompt the user for themes that support both JS/TS
   if (supportsTS) {
-    return askPreferredLanguage({exit: true});
+    return askSwizzlePreferredLanguage();
   }
 
   return 'javascript';

packages/docusaurus/src/commands/swizzle/index.ts

@@ -6,7 +6,7 @@
  */
 
 import logger from '@docusaurus/logger';
-import prompts from 'prompts';
+import prompts, {type Choice} from 'prompts';
 import {actionStatusSuffix, PartiallySafeHint} from './common';
 import type {ThemeComponents} from './components';
 import type {SwizzleAction, SwizzleComponentConfig} from '@docusaurus/types';
@@ -125,3 +125,33 @@ export async function askSwizzleAction(
 
   return action;
 }
+
+export async function askSwizzlePreferredLanguage(): Promise<
+  'javascript' | 'typescript'
+> {
+  const choices: Choice[] = [
+    {title: logger.bold('JavaScript'), value: 'javascript'},
+    {title: logger.bold('TypeScript'), value: 'typescript'},
+    {title: logger.yellow('[Exit]'), value: '[Exit]'},
+  ];
+
+  const {language} = await prompts(
+    {
+      type: 'select',
+      name: 'language',
+      message: 'Which language do you want to use?',
+      choices,
+    },
+    {
+      onCancel() {
+        process.exit(0);
+      },
+    },
+  );
+
+  if (typeof language === 'undefined' || language === '[Exit]') {
+    process.exit(0);
+  }
+
+  return language;
+}