cli: fix create-plugin tmp dir creation

packages/cli/src/commands/create-plugin/createPlugin.test.ts

@@ -17,9 +17,7 @@
 import fs from 'fs-extra';
 import path from 'path';
 import mockFs from 'mock-fs';
-import os from 'os';
-import del from 'del';
-import { createTemporaryPluginFolder, movePlugin } from './createPlugin';
+import { movePlugin } from './createPlugin';
 
 const id = 'testPluginMock';
 
@@ -28,29 +26,6 @@ describe('createPlugin', () => {
     mockFs.restore();
   });
 
-  describe('createPluginFolder', () => {
-    it('should create a temporary plugin directory in the correct place', async () => {
-      const tempDir = path.join(os.tmpdir(), id);
-      try {
-        await createTemporaryPluginFolder(tempDir);
-        await expect(fs.pathExists(tempDir)).resolves.toBe(true);
-        expect(tempDir).toMatch(id);
-      } finally {
-        await del(tempDir, { force: true });
-      }
-    });
-
-    it('should not create a temporary plugin directory if it already exists', async () => {
-      mockFs({
-        [id]: {},
-      });
-
-      await expect(createTemporaryPluginFolder(id)).rejects.toThrow(
-        /Failed to create temporary plugin directory/,
-      );
-    });
-  });
-
   describe('movePlugin', () => {
     it('should move the temporary plugin directory to its final place', async () => {
       mockFs({

packages/cli/src/commands/create-plugin/createPlugin.ts

@@ -19,7 +19,7 @@ import { promisify } from 'util';
 import chalk from 'chalk';
 import inquirer, { Answers, Question } from 'inquirer';
 import { exec as execCb } from 'child_process';
-import { resolve as resolvePath } from 'path';
+import { resolve as resolvePath, join as joinPath } from 'path';
 import os from 'os';
 import { Command } from 'commander';
 import {
@@ -46,18 +46,6 @@ async function checkExists(destination: string) {
   });
 }
 
-export async function createTemporaryPluginFolder(tempDir: string) {
-  await Task.forItem('creating', 'temporary directory', async () => {
-    try {
-      await fs.mkdir(tempDir);
-    } catch (error) {
-      throw new Error(
-        `Failed to create temporary plugin directory: ${error.message}`,
-      );
-    }
-  });
-}
-
 const sortObjectByKeys = (obj: { [name in string]: string }) => {
   return Object.keys(obj)
     .sort()
@@ -238,7 +226,6 @@ export default async (cmd: Command) => {
       ? 'templates/default-backend-plugin'
       : 'templates/default-plugin',
   );
-  const tempDir = resolvePath(os.tmpdir(), pluginId);
   const pluginDir = isMonoRepo
     ? paths.resolveTargetRoot('plugins', pluginId)
     : paths.resolveTargetRoot(pluginId);
@@ -250,13 +237,15 @@ export default async (cmd: Command) => {
   Task.log();
   Task.log('Creating the plugin...');
 
+  Task.section('Checking if the plugin ID is available');
+  await checkExists(pluginDir);
+
+  Task.section('Creating a temporary plugin directory');
+  const tempDir = await fs.mkdtemp(
+    joinPath(os.tmpdir(), `backstage-plugin-${pluginId}`),
+  );
+
   try {
-    Task.section('Checking if the plugin ID is available');
-    await checkExists(pluginDir);
-
-    Task.section('Creating a temporary plugin directory');
-    await createTemporaryPluginFolder(tempDir);
-
     Task.section('Preparing files');
 
     await templatingTask(