@op1/ast-grep

AST-aware code search and replace for OpenCode, powered by ast-grep.

Features

• 25 Languages - TypeScript, Python, Go, Rust, Java, and more
• Meta-variables - $VAR (single node), $$$ (multiple nodes)
• Auto-download - Downloads ast-grep binary if needed
• Dry-run Default - Safe replacements

Installation

bun add @op1/ast-grep

Configuration

{
  "plugin": ["@op1/ast-grep"]
}

Tools

| Tool | Description | |------|-------------| | ast_grep_search | Search code patterns | | ast_grep_replace | Replace patterns (dry-run by default) |

Pattern Examples

| Pattern | Matches | |---------|---------| | console.log($MSG) | Any console.log call | | function $NAME($$$) { $$$ } | Any function | | async function $NAME($$$) { $$$ } | Async functions |

Supported Languages

bash, c, cpp, csharp, css, go, html, java, javascript, json, kotlin, python, ruby, rust, typescript, tsx, yaml, and more.

License

MIT