feat: rely on tags to retrieve version of v2 app

packages/qwik/src/cli/migrate-v2/replace-package.ts

@@ -9,21 +9,13 @@ function updateFileContent(path: string, content: string) {
   log.info(`"${path}" has been updated`);
 }
 
-export function replacePackage(
-  oldPackageName: string,
-  newPackageName: string,
-  newPackageVersion: string
-): void {
-  replacePackageInDependencies(oldPackageName, newPackageName, newPackageVersion);
+export function replacePackage(oldPackageName: string, newPackageName: string): void {
+  replacePackageInDependencies(oldPackageName, newPackageName);
 
   replaceMentions(oldPackageName, newPackageName);
 }
 
-function replacePackageInDependencies(
-  oldPackageName: string,
-  newPackageName: string,
-  newPackageVersion: string
-) {
+function replacePackageInDependencies(oldPackageName: string, newPackageName: string) {
   visitNotIgnoredFiles('.', (path) => {
     if (basename(path) !== 'package.json') {
       return;
@@ -38,7 +30,8 @@ function replacePackageInDependencies(
         packageJson.optionalDependencies ?? {},
       ]) {
         if (oldPackageName in deps) {
-          deps[newPackageName] = newPackageVersion;
+          // We keep the old version intentionally. It will be updated later within another step of the migration.
+          deps[newPackageName] = deps[oldPackageName];
           delete deps[oldPackageName];
         }
       }

packages/qwik/src/cli/migrate-v2/run-migration.ts

@@ -1,22 +1,21 @@
 import { confirm, intro, isCancel, log } from '@clack/prompts';
 import type { AppCommand } from '../utils/app-command';
-import { bgMagenta, green } from 'kleur/colors';
+import { bgMagenta, bgRed, bold, green } from 'kleur/colors';
 import { bye } from '../utils/utils';
 import { replacePackage } from './replace-package';
 import {
   installTsMorph,
   removeTsMorphFromPackageJson,
   updateDependencies,
 } from './update-dependencies';
-import { versions } from './versions';
-import { replaceImportInFiles } from './rename-import';
 
 export async function runV2Migration(app: AppCommand) {
   intro(
-    `✨  ${bgMagenta(' This command will migrate your Qwik application from v1 to v2 \n')}` +
+    `✨  ${bgMagenta(' This command will migrate your Qwik application from v1 to v2')}\n` +
       `This includes the following: \n` +
       `  - "@builder.io/qwik", "@builder.io/qwik-city" and "@builder.io/qwik-react" packages will be rescoped to "@qwik.dev/core", "@qwik.dev/router" and "@qwik.dev/react" respectively \n` +
-      `  - related dependencies will be updated \n`
+      `  - related dependencies will be updated \n\n` +
+      `${bold(bgRed('Warning: migration tool is experimental and will migrate your application to the "alpha" release of Qwik V2'))}`
   );
   const proceed = await confirm({
     message: 'Do you want to proceed?',
@@ -29,7 +28,7 @@ export async function runV2Migration(app: AppCommand) {
 
   try {
     const installedTsMorph = await installTsMorph();
-
+    const { replaceImportInFiles } = await import('./rename-import');
     replaceImportInFiles(
       [
         ['QwikCityProvider', 'QwikRouterProvider'],
@@ -42,10 +41,10 @@ export async function runV2Migration(app: AppCommand) {
       '@builder.io/qwik-city'
     );
 
-    replacePackage('@builder.io/qwik-city', '@qwik.dev/router', versions['@qwik.dev/router']);
-    replacePackage('@builder.io/qwik-react', '@qwik.dev/react', versions['@qwik.dev/react']);
+    replacePackage('@builder.io/qwik-city', '@qwik.dev/router');
+    replacePackage('@builder.io/qwik-react', '@qwik.dev/react');
     // "@builder.io/qwik" should be the last one because it's name is a substring of the package names above
-    replacePackage('@builder.io/qwik', '@qwik.dev/core', versions['@qwik.dev/core']);
+    replacePackage('@builder.io/qwik', '@qwik.dev/core');
 
     if (installedTsMorph) {
       await removeTsMorphFromPackageJson();

packages/qwik/src/cli/migrate-v2/update-dependencies.ts

@@ -1,35 +1,81 @@
+import { execSync } from 'node:child_process';
 import { installDeps } from '../utils/install-deps';
 import { getPackageManager, readPackageJson, writePackageJson } from './../utils/utils';
-import { versions } from './versions';
+import { packageNames, versionTagPriority } from './versions';
+import { major } from 'semver';
+import { log, spinner } from '@clack/prompts';
 
 export async function updateDependencies() {
   // TODO(migrate-v2): rely on workspaceRoot instead?
   const packageJson = await readPackageJson(process.cwd());
   const devDependencies = (packageJson.devDependencies ??= {});
   const dependencies = (packageJson.dependencies ??= {});
 
-  for (const key of Object.keys(devDependencies)) {
-    if (Object.prototype.hasOwnProperty.call(versions, key)) {
-      devDependencies[key] = versions[key as unknown as keyof typeof versions];
-    }
-  }
-  for (const key of Object.keys(dependencies)) {
-    if (Object.prototype.hasOwnProperty.call(versions, key)) {
-      dependencies[key] = versions[key as unknown as keyof typeof versions];
+  const version = getPackageTag();
+
+  for (const name of packageNames) {
+    if (dependencies[name] || devDependencies[name]) {
+      delete dependencies[name];
+      devDependencies[name] = version;
     }
   }
 
   await writePackageJson(process.cwd(), packageJson);
-  runInstall();
+  const loading = spinner();
+  loading.start(`Updating dependencies...`);
+  await runInstall();
+  loading.stop('Dependencies have been updated');
+}
+
+/**
+ * Resolve the list of available package tags for the "@qwik.dev/core" and get the best match of
+ * ^2.0.0 based on the "versionTagPriority"
+ */
+function getPackageTag() {
+  // we assume all migrated packages have the same set of tags
+  const tags: [tag: string, version: string][] = execSync('npm dist-tag @qwik.dev/core', {
+    encoding: 'utf-8',
+  })
+    ?.split('\n')
+    .filter(Boolean)
+    .map((data) =>
+      data
+        .split(':')
+        .map((v) => v?.trim())
+        .filter(Boolean)
+    )
+    .filter((v): v is [string, string] => v.length === 2)
+    .sort((a, b) => {
+      let aIndex = versionTagPriority.indexOf(a[0]);
+      let bIndex = versionTagPriority.indexOf(b[0]);
+      if (aIndex === -1) {
+        aIndex = Infinity;
+      } else if (bIndex === -1) {
+        bIndex = Infinity;
+      }
+      return aIndex - bIndex;
+    });
+
+  for (const [, version] of tags) {
+    if (major(version) === 2) {
+      return version;
+    }
+  }
+  log.warn('Failed to resolve the Qwik version tag, version "2.0.0" will be installed');
+  return '2.0.0';
 }
 
 export async function installTsMorph() {
   const packageJson = await readPackageJson(process.cwd());
   if (packageJson.dependencies?.['ts-morph'] || packageJson.devDependencies?.['ts-morph']) {
     return false;
   }
+  const loading = spinner();
+  loading.start('Fetching migration tools..');
   (packageJson.devDependencies ??= {})['ts-morph'] = 'latest';
+  await writePackageJson(process.cwd(), packageJson);
   await runInstall();
+  loading.stop('Migration tools have been loaded');
   return true;
 }
 

packages/qwik/src/cli/migrate-v2/versions.ts

@@ -1,6 +1,7 @@
-export const versions = {
-  '@qwik.dev/core': '2.0.0-alpha.1',
-  '@qwik.dev/router': '2.0.0-alpha.1',
-  '@qwik.dev/react': '2.0.0-alpha.1',
-  'eslint-plugin-qwik': '2.0.0-alpha.1',
-};
+export const versionTagPriority = ['latest', 'v2', 'rc', 'beta', 'alpha'];
+export const packageNames = [
+  '@qwik.dev/core',
+  '@qwik.dev/router',
+  '@qwik.dev/react',
+  'eslint-plugin-qwik',
+];

scripts/create-qwik-cli.ts

@@ -58,7 +58,7 @@ async function bundleCreateQwikCli(config: BuildConfig, srcCliDir: string, distC
         },
       },
     ],
-    external: ['prettier', 'typescript'],
+    external: ['prettier', 'typescript', 'ts-morph', 'semver', 'ignore'],
     define: {
       'globalThis.CODE_MOD': 'false',
       'globalThis.QWIK_VERSION': JSON.stringify(config.distVersion),

scripts/submodule-cli.ts

@@ -35,7 +35,7 @@ export async function submoduleCli(config: BuildConfig) {
         },
       },
     ],
-    external: ['prettier', 'typescript'],
+    external: ['prettier', 'typescript', 'ts-morph', 'semver', 'ignore'],
     define: {
       'globalThis.CODE_MOD': 'true',
       'globalThis.QWIK_VERSION': JSON.stringify(config.distVersion),