fix(patch): allow to edit a package in any directory (#5331)

close #5330

ref #5293

packages/plugin-commands-patching/src/patch.ts

@@ -1,18 +1,15 @@
 import fs from 'fs'
-import path from 'path'
 import { docsUrl } from '@pnpm/cli-utils'
 import { Config, types as allTypes } from '@pnpm/config'
 import { LogBase } from '@pnpm/logger'
 import {
-  createOrConnectStoreController,
   CreateStoreControllerOptions,
 } from '@pnpm/store-connection-manager'
-import parseWantedDependency from '@pnpm/parse-wanted-dependency'
 import pick from 'ramda/src/pick'
-import pickRegistryForPackage from '@pnpm/pick-registry-for-package'
 import renderHelp from 'render-help'
 import tempy from 'tempy'
 import PnpmError from '@pnpm/error'
+import { writePackage } from './writePackage'
 
 export function rcOptionsTypes () {
   return pick([], allTypes)
@@ -51,38 +48,10 @@ export type PatchCommandOptions = Pick<Config, 'dir' | 'registries' | 'tag' | 's
 }
 
 export async function handler (opts: PatchCommandOptions, params: string[]) {
-  const store = await createOrConnectStoreController({
-    ...opts,
-    packageImportMethod: 'clone-or-copy',
-  })
-  const dep = parseWantedDependency(params[0])
-  const pkgResponse = await store.ctrl.requestPackage(dep, {
-    downloadPriority: 1,
-    lockfileDir: opts.dir,
-    preferredVersions: {},
-    projectDir: opts.dir,
-    registry: (dep.alias && pickRegistryForPackage(opts.registries, dep.alias)) ?? opts.registries.default,
-  })
-  const filesResponse = await pkgResponse.files!()
-  const tempDir = tempy.directory()
-  const userChangesDir = opts.editDir ? createPackageDirectory(opts.editDir) : path.join(tempDir, 'user')
-  await Promise.all([
-    store.ctrl.importPackage(path.join(tempDir, 'source'), {
-      filesResponse,
-      force: true,
-    }),
-    store.ctrl.importPackage(userChangesDir, {
-      filesResponse,
-      force: true,
-    }),
-  ])
-  return `You can now edit the following folder: ${userChangesDir}`
-}
-
-function createPackageDirectory (editDir: string) {
-  if (fs.existsSync(editDir)) {
-    throw new PnpmError('PATCH_EDIT_DIR_EXISTS', `The target directory already exists: '${editDir}'`)
+  if (opts.editDir && fs.existsSync(opts.editDir) && fs.readdirSync(opts.editDir).length > 0) {
+    throw new PnpmError('PATCH_EDIT_DIR_EXISTS', `The target directory already exists: '${opts.editDir}'`)
   }
-  fs.mkdirSync(editDir, { recursive: true })
-  return editDir
+  const editDir = opts.editDir ?? tempy.directory()
+  await writePackage(params[0], editDir, opts)
+  return `You can now edit the following folder: ${editDir}`
 }