feat(core): introduce nx import

e2e/nx/src/import.test.ts

@@ -0,0 +1,41 @@
+import {
+  checkFilesExist,
+  cleanupProject,
+  newProject,
+  runCLI,
+} from '@nx/e2e/utils';
+
+describe('Nx Import', () => {
+  let proj: string;
+  beforeAll(
+    () =>
+      (proj = newProject({
+        packages: ['@nx/vue'],
+        unsetProjectNameAndRootFormat: false,
+      }))
+  );
+  afterAll(() => cleanupProject());
+
+  it('should be able to import a vite app', () => {
+    const remote = 'https://github.com/FrozenPandaz/nx-examples.git';
+    const ref = 'vue';
+    const source = '.';
+    const directory = 'projects/vue-app';
+    runCLI(
+      `import ${remote} ${directory} --ref ${ref} --source ${source} --no-interactive`
+    );
+
+    checkFilesExist(
+      'projects/vue-app/.gitignore',
+      'projects/vue-app/package.json',
+      'projects/vue-app/index.html',
+      'projects/vue-app/vite.config.ts',
+      'projects/vue-app/e2e/tsconfig.json',
+      'projects/vue-app/e2e/vue.spec.ts',
+      'projects/vue-app/src/main.ts',
+      'projects/vue-app/src/App.vue',
+      'projects/vue-app/public/favicon.ico'
+    );
+    runCLI(`build created-vue-app`);
+  });
+});

packages/nx/src/command-line/import/command-object.ts

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+import { Arguments, CommandModule, MiddlewareFunction } from 'yargs';
+import { linkToNxDevAndExamples } from '../yargs-utils/documentation';
+import { withVerbose } from '../yargs-utils/shared-options';
+import { handleErrors } from '../../utils/params';
+import type { ImportOptions } from './import';
+
+export const yargsImportCommand: CommandModule = {
+  command: 'import [sourceRemoteUrl] [destination]',
+  describe: false,
+  builder: (yargs) =>
+    linkToNxDevAndExamples(
+      withVerbose(
+        yargs
+          .positional('sourceRemoteUrl', {
+            type: 'string',
+            description: 'The remote URL of the source to import',
+          })
+          .positional('destination', {
+            type: 'string',
+            description:
+              'The directory in the current workspace to import into',
+          })
+          .option('source', {
+            type: 'string',
+            description:
+              'The directory in the source repository to import from',
+          })
+          .option('ref', {
+            type: 'string',
+            description: 'The branch from the source repository to import',
+          })
+      ),
+      'import'
+    ),
+  handler: async (args) => {
+    const exitCode = await handleErrors(
+      (args.verbose as boolean) ?? process.env.NX_VERBOSE_LOGGING === 'true',
+      async () => {
+        return (await import('./import')).importHandler(args as any);
+      }
+    );
+    process.exit(exitCode);
+  },
+};