Search codebases structurally using AST patterns via ast-grep.
npx skills add https://github.com/cosmoscalibur/agent-hardness --skill ast-grep-cosmoscalibur
Please help me install this Agent Skill. Skill: ast-grep Source: https://github.com/cosmoscalibur/agent-hardness/tree/main/skills/ast-grep Command: npx skills add https://github.com/cosmoscalibur/agent-hardness --skill ast-grep-cosmoscalibur
This Skill addresses the challenge of searching codebases for complex patterns and structures that go beyond simple text search, leveraging Abstract Syntax Tree (AST) patterns for precise and efficient code discovery.
Run the ast-grep skill with the rule file 'my_rule.yml' to search for all JavaScript functions that use the 'await' keyword.
High-intent search queries and answers about installing and using this skill.
Structural code search uses Abstract Syntax Tree (AST) patterns to target specific code structures and patterns within large codebases, enabling precise structural matching that goes beyond simple text search.
You can author ast-grep rules in a YAML file to define AST patterns that match specific code structures, such as locating all JavaScript async functions that use the await keyword with particular parameters.
AST-based code pattern matching leverages Abstract Syntax Tree structures for efficient code discovery. You need it when searching for complex structural characteristics in a codebase that simple text search cannot accurately capture.
Yes, performing structural code search and analysis requires the ast-grep CLI tool and a Python environment with the ast-grep library installed to execute the pattern matching rules correctly.
Using AST patterns for structural code search is the best way to locate code with particular structural characteristics, as it targets specific code structures efficiently within large codebases instead of relying on text strings.
AST patterns provide structural analysis that understands code syntax, allowing you to target specific code structures like async functions accurately, whereas regular expressions lack syntax awareness and are prone to false positives.
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