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ast-grep-code-analysis

Analyze JavaScript and TypeScript codebases with AST pattern matching via ast-grep CLI.

3|2|Updated Feb 11, 2026
Search Tags:#code analysis#performance#security#refactoring#pattern matching#ast-grep
One-click install
npx skills add https://github.com/Paxeer-Network/Sidiora-Perpetual-Protocol --skill ast-grep-code-analysis
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: ast-grep-code-analysis
Source: https://github.com/Paxeer-Network/Sidiora-Perpetual-Protocol/tree/main/.windsurf/skills/ast-grep-code-analysis
Command: npx skills add https://github.com/Paxeer-Network/Sidiora-Perpetual-Protocol --skill ast-grep-code-analysis

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill automates the detection of complex code issues, security vulnerabilities, and performance bottlenecks by leveraging Abstract Syntax Tree (AST) pattern matching, moving beyond the limitations of manual code inspection.

Core Features & Use Cases

  • Systematic Vulnerability Detection: Identifies security flaws like hardcoded secrets and insecure token generation patterns.
  • Performance Optimization: Pinpoints performance anti-patterns such as missing hook dependencies or opportunities for useCallback.
  • Structural Analysis: Detects code complexity issues like deep nesting to improve maintainability.
  • Use Case: A development team can use this skill to automatically scan their entire codebase for common security vulnerabilities before deployment, ensuring a more robust and secure application.

Quick Start

Use the ast-grep-code-analysis skill to run all security rules against the current project's source code.

Frequently Asked Questions about ast-grep-code-analysis

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
What is AST pattern matching for code analysis?▼

AST pattern matching analyzes code structure by parsing it into an Abstract Syntax Tree to identify security vulnerabilities, performance issues, and structural anti-patterns across JavaScript and TypeScript projects. It moves beyond manual inspection by automating detection of complex code issues.

How do I scan my codebase for security vulnerabilities like hardcoded secrets?▼

To scan for security vulnerabilities and hardcoded secrets, use the ast-grep-code-analysis skill to run security rules against your source code. It systematically detects insecure token generation patterns and hardcoded secrets across the entire project.

Can I use ast-grep to detect performance anti-patterns in JavaScript and TypeScript?▼

Yes, AST pattern matching with ast-grep pinpoints performance anti-patterns in JavaScript and TypeScript projects. It detects issues such as missing hook dependencies and identifies opportunities for useCallback to optimize performance.

Do I need the ast-grep CLI installed to run structural code analysis?▼

Yes, you need the ast-grep CLI installed to execute rules and perform pattern matching against your code structure. The CLI handles rule execution for detecting security vulnerabilities, performance bottlenecks, and structural complexity.

What's the best way to detect deep nesting and code complexity issues?▼

AST pattern matching is the best way to detect deep nesting and structural code complexity. By analyzing the Abstract Syntax Tree, it identifies complex nested structures to improve code maintainability across JavaScript and TypeScript codebases.

How does AST pattern matching compare to manual code inspection for security audits?▼

AST pattern matching automates the detection of complex code issues and security vulnerabilities, overcoming the limitations of manual code inspection. It systematically scans the entire codebase for insecure patterns, ensuring more robust security audits before deployment.

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