Documentation Index
Fetch the complete documentation index at: https://docs.depfixer.com/llms.txt
Use this file to discover all available pages before exploring further.
Migrate Command
The migrate command helps you upgrade your framework (Angular, React, Vue) to a newer version with automatic dependency alignment.
Usage
npx depfixer migrate [options]
Options
| Option | Description |
|---|
--path <dir> | Project directory (default: current) |
How It Works
1. Framework Detection
DepFixer automatically detects your framework:
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Upgrade Fearlessly. We Handle the Rest.
⚡ DepFixer CLI v1.0.0
──────────────────────────────────────────────────
📦 PROJECT: my-angular-app
Framework: Angular 16.0.0
Fetching available versions...
2. Version Selection
Use arrow keys to select your target version:
Select target version:
Angular 19 (Latest)
-> 19.0.0 - Latest stable
> Angular 18 (LTS)
-> 18.2.0 - Long-term support
Angular 17
-> 17.3.0 - Stable
Up/Down Navigate Enter Select Esc Cancel
3. Migration Plan
Review what will change:
🚀 MIGRATION PLAN: Angular 16 → 18
──────────────────────────────────────────────────
📊 Projection:
• Health: 65/100 → 95/100 (Estimated)
• Packages: 12 updates
• Breaking: ⚠️ 2 Major Changes
PACKAGE CURRENT TARGET TYPE
---------------------------------------------------------------------------
@angular/core 16.0.0 18.2.0 Major
@angular/cli 16.0.0 18.2.0 Major
@angular/compiler 16.0.0 18.2.0 Major
typescript 4.9.5 5.4.5 Major
zone.js 0.13.0 0.14.0 Minor
rxjs 7.5.0 7.8.1 Patch
+--------------------------------------------------+
| |
| MIGRATION COST: 35 CREDITS |
| PLAN SIZE: Tier: Standard |
| |
+--------------------------------------------------+
4. Apply Migration
After confirmation and payment:
✨ SUCCESS
──────────────────────────────────────────────────
✓ 12 Packages Updated
✓ Backup: package.json.bak
👉 NEXT STEP:
Run the following command to finalize changes:
$ npm install
Supported Migrations
Angular
| From | To | Notes |
|---|
| 12.x | 15-19 | Multi-version jump supported |
| 13.x | 16-19 | TypeScript upgrade included |
| 14.x | 17-19 | Standalone components available |
| 15.x | 18-19 | Signals API available |
| 16.x | 18-19 | Control flow syntax |
| 17.x | 18-19 | Latest features |
React
| From | To | Notes |
|---|
| 16.x | 17-19 | Concurrent mode available |
| 17.x | 18-19 | Automatic batching |
| 18.x | 19 | React Compiler ready |
Vue
| From | To | Notes |
|---|
| 2.x | 3.x | Composition API, major rewrite |
| 3.0 | 3.4+ | Script setup, improved reactivity |
What Gets Updated
The migrate command updates:
- Core framework packages - Main framework and related packages
- TypeScript - Version compatible with target framework
- Build tools - CLI, webpack plugins, etc.
- Ecosystem packages - Router, state management, UI libraries
- Type definitions -
@types/* packages
Migration vs Analyze
| Feature | Analyze | Migrate |
|---|
| Fix current issues | Yes | No |
| Upgrade framework | No | Yes |
| Version selection | No | Yes |
| Multi-version jump | No | Yes |
npx depfixer (analyze) first to fix current issues, then use migrate to upgrade your framework version.
