refactor(create-docusaurus): replace lodash with native implementation (facebook#11653)

Co-authored-by: sebastien <lorber.sebastien@gmail.com>

Author: torresgol10

packages/create-docusaurus/package.json

@@ -27,7 +27,6 @@
     "commander": "^5.1.0",
     "execa": "^5.1.1",
     "fs-extra": "^11.1.1",
-    "lodash": "^4.17.21",
     "prompts": "^2.4.2",
     "semver": "^7.5.4",
     "supports-color": "^9.4.0",

packages/create-docusaurus/src/__tests__/utils.test.ts

@@ -0,0 +1,42 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+import {siteNameToPackageName} from '../utils';
+
+describe('siteNameToPackageName', () => {
+  it('converts simple cases', () => {
+    const testCases: [string, string][] = [
+      ['Foo Bar', 'foo-bar'],
+      ['fooBar', 'foo-bar'],
+      ['__FOO_BAR__', 'foo-bar'],
+      ['XMLHttpRequest', 'xml-http-request'],
+      ['sitemapXML', 'sitemap-xml'],
+      ['XMLHttp', 'xml-http'],
+      ['xml-http', 'xml-http'],
+    ];
+
+    testCases.forEach(([input, expected]) => {
+      expect(siteNameToPackageName(input)).toEqual(expected);
+    });
+  });
+
+  it('converts ñ', () => {
+    expect(siteNameToPackageName('mañanaFoo')).toEqual('ma-ana-foo');
+  });
+
+  it('converts __', () => {
+    expect(siteNameToPackageName('foo__bar')).toEqual('foo-bar');
+  });
+
+  it('skips 🔥', () => {
+    expect(siteNameToPackageName('🔥')).toEqual('🔥');
+  });
+
+  it('skips !!!', () => {
+    expect(siteNameToPackageName('!!!')).toEqual('!!!');
+  });
+});

packages/create-docusaurus/src/index.ts

@@ -8,7 +8,6 @@
 import fs from 'fs-extra';
 import {fileURLToPath} from 'url';
 import path from 'path';
-import _ from 'lodash';
 import {logger} from '@docusaurus/logger';
 import execa from 'execa';
 import prompts, {type Choice} from 'prompts';
@@ -17,6 +16,7 @@ import supportsColor from 'supports-color';
 // TODO remove dependency on large @docusaurus/utils
 //  would be better to have a new smaller @docusaurus/utils-cli package
 import {askPreferredLanguage} from '@docusaurus/utils';
+import {siteNameToPackageName} from './utils.js';
 
 type LanguagesOptions = {
   javascript?: boolean;
@@ -164,7 +164,15 @@ async function readTemplates(): Promise<Template[]> {
   );
 
   // Classic should be first in list!
-  return _.sortBy(templates, (t) => t.name !== recommendedTemplate);
+  return templates.sort((a, b) => {
+    if (a.name === recommendedTemplate) {
+      return -1;
+    }
+    if (b.name === recommendedTemplate) {
+      return 1;
+    }
+    return 0;
+  });
 }
 
 async function copyTemplate(
@@ -562,7 +570,7 @@ export default async function init(
   // Update package.json info.
   try {
     await updatePkg(path.join(dest, 'package.json'), {
-      name: _.kebabCase(siteName),
+      name: siteNameToPackageName(siteName),
       version: '0.0.0',
       private: true,
     });

packages/create-docusaurus/src/utils.ts

@@ -0,0 +1,23 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/**
+ * We use a simple kebab-case-like conversion
+ * It's not perfect, but good enough
+ * We don't want to depend on lodash in this package
+ * See https://github.com/facebook/docusaurus/pull/11653
+ * @param siteName
+ */
+export function siteNameToPackageName(siteName: string): string {
+  const match = siteName.match(
+    /[A-Z]{2,}(?=[A-Z][a-z]+\d*|\b|_)|[A-Z]?[a-z]+\d*|[A-Z]|\d+/g,
+  );
+  if (match) {
+    return match.map((x) => x.toLowerCase()).join('-');
+  }
+  return siteName;
+}