AST-Grep Code Search FAQs

Question 1

Can Claude help me write custom search rules for my project?

Accepted Answer

Yes. This skill allows Claude to translate your natural language requests into valid YAML-based ast-grep rules. Claude can also help you test these rules against example snippets and debug them using AST inspection tools.

Question 2

When should I use this skill in my workflow?

Accepted Answer

Use this skill when you need to perform complex refactoring, locate specific language constructs, enforce architectural patterns, or find code with particular structural characteristics that text-based search cannot identify.

Question 3

What does the AST-Grep Code Search skill do?

Accepted Answer

This skill enables Claude to perform precise, syntax-aware code searches by using Abstract Syntax Tree (AST) patterns rather than simple text matching. It allows Claude to understand the underlying structure of your code to find complex logic patterns across large codebases.

Question 4

How does structural search differ from standard text search?

Accepted Answer

Unlike traditional grep or text search, AST-Grep understands code logic. It can find specific constructs—such as 'async functions missing error handling'—regardless of formatting, comments, or whitespace, providing much higher precision.

Question 5

Which programming languages are supported?

Accepted Answer

AST-Grep supports a wide range of popular programming languages including JavaScript, TypeScript, Python, and more. This skill utilizes multi-language AST nodes to ensure accurate matching regardless of the language syntax.

AST-Grep Code Search

AST-Grep Code Search

Key Features

Use Cases

Key Features

Use Cases