A specialized AI coding skill designed to help developers build robust NestJS applications by avoiding architectural traps like circular dependencies and improper DI scoping.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install nestjs
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install nestjs using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is NestJS Expert Guide?
This NestJS skill for Openclaw Skills serves as an advanced architectural consultant for TypeScript-based backend development. It provides real-time guidance on implementing the NestJS modular system correctly, ensuring that providers are scoped efficiently and dependencies are managed without circular reference crashes.
By integrating this into your workflow, you can leverage Openclaw Skills to maintain clean codebases, optimize request handling with proper pipes and guards, and implement professional-grade error handling. It focuses on the technical nuances of the framework, from execution order to complex testing configurations.
NestJS Expert Guide Use Cases
- Debugging circular dependency errors using forwardRef.
- Implementing complex validation logic with class-validator and custom pipes.
- Organizing large-scale enterprise applications into maintainable modules.
- Configuring asynchronous providers and database connections.
- Setting up unit and E2E testing environments with proper provider overrides.
How NestJS Expert Guide Works
- The skill analyzes your NestJS project structure to identify module dependencies and provider scoping.
- It detects potential architectural anti-patterns such as missing exports or direct provider imports instead of module imports.
- Through Openclaw Skills, it suggests specific code transformations for DTOs to enable auto-transformation and whitelisting.
- It guides the developer through the request lifecycle, ensuring guards and interceptors are placed in the correct execution order.
- The skill provides optimized testing configurations to mock providers and initialize applications for integration tests.
NestJS Expert Guide Setup
To enable this NestJS expertise within your agent, ensure you have Node.js installed. In your environment, initialize the skill via Openclaw Skills and install the necessary framework dependencies:
# Install required validation and transformation packages
npm install class-validator class-transformer
# Configure the skill in your project
openclaw install nestjs
NestJS Expert Guide Data Schema & Taxonomy
| Component | Organizational Role | Metadata Details |
|---|---|---|
| DTOs | Data Transfer Objects | Uses class-validator and @Type decorators for transformation |
| Modules | Architectural boundaries | Defines imports, providers, and exports for DI scoping |
| Providers | Dependency Injection | Supports Singleton, Request, and Transient scopes |
| Exceptions | Error Handling | Built-in and custom classes extending HttpException |
| Lifecycle Hooks | Execution sequence | Middleware -> Guards -> Interceptors -> Pipes -> Handler |
NestJS Expert Guide Advanced Features
- Strategic implementation of forwardRef for resolving complex circular module dependencies.
- Dynamic module configuration using forRoot and forRootAsync patterns.
- Advanced request-scoped provider propagation tracking within Openclaw Skills.
- Automated validation whitelisting to strip unknown properties from incoming payloads.
- Optimized E2E testing templates that manage application initialization and closure lifecycle.
SKILL.md
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