Add an astral-dev plugin

Author: zanieb

.claude-plugin/marketplace.json

@@ -9,6 +9,11 @@
       "name": "astral",
       "source": "./plugins/astral",
       "description": "Skills for working with Python using Astral tools."
+    },
+    {
+      "name": "astral-dev",
+      "source": "./plugins/astral-dev",
+      "description": "Plugin for development of Astral tools (uv, ruff, ty)."
     }
   ]
 }

plugins/astral-dev/.claude-plugin/hooks/post-edit-format.py

@@ -0,0 +1,77 @@
+# /// script
+# requires-python = ">=3.12"
+# dependencies = []
+# ///
+
+"""Post-edit hook to auto-format files after Claude edits."""
+
+import json
+import subprocess
+import sys
+from pathlib import Path
+
+
+def format_rust(file_path: str, cwd: str) -> None:
+    """Format Rust files with cargo fmt."""
+    try:
+        subprocess.run(
+            ["cargo", "fmt", "--", file_path],
+            cwd=cwd,
+            capture_output=True,
+        )
+    except FileNotFoundError:
+        pass
+
+
+def format_python(file_path: str, cwd: str) -> None:
+    """Format Python files with ruff."""
+    try:
+        subprocess.run(
+            ["uvx", "ruff", "format", file_path],
+            cwd=cwd,
+            capture_output=True,
+        )
+    except FileNotFoundError:
+        pass
+
+
+def format_prettier(file_path: str, cwd: str) -> None:
+    """Format files with prettier."""
+    try:
+        subprocess.run(
+            ["npx", "prettier", "--write", file_path], cwd=cwd, capture_output=True
+        )
+    except FileNotFoundError:
+        pass
+
+
+def main() -> None:
+    import os
+
+    input_data = json.load(sys.stdin)
+
+    tool_name = input_data.get("tool_name")
+    tool_input = input_data.get("tool_input", {})
+    file_path = tool_input.get("file_path")
+
+    # Only process Write, Edit, and MultiEdit tools
+    if tool_name not in ("Write", "Edit", "MultiEdit"):
+        return
+
+    if not file_path:
+        return
+
+    cwd = os.environ.get("CLAUDE_PROJECT_DIR", os.getcwd())
+    path = Path(file_path)
+    ext = path.suffix
+
+    if ext == ".rs":
+        format_rust(file_path, cwd)
+    elif ext in (".py", ".pyi"):
+        format_python(file_path, cwd)
+    elif ext in (".json5", ".yaml", ".yml", ".md"):
+        format_prettier(file_path, cwd)
+
+
+if __name__ == "__main__":
+    main()

plugins/astral-dev/.claude-plugin/plugin.json

@@ -0,0 +1,29 @@
+{
+  "name": "astral-dev",
+  "description": "Plugin for development of Astral tools (uv, ruff, ty). Provides auto-formatting hooks for Rust, Python, and other files.",
+  "version": "0.1.0",
+  "author": {
+    "name": "Astral",
+    "url": "https://astral.sh"
+  },
+  "homepage": "https://astral.sh",
+  "repository": "https://github.com/astral-sh/claude-code-plugins",
+  "license": "MIT",
+  "keywords": [
+    "astral",
+    "development",
+    "formatting",
+    "rust",
+    "python",
+    "uv",
+    "ruff",
+    "ty"
+  ],
+  "hooks": [
+    {
+      "type": "PostToolUse",
+      "command": "python",
+      "args": [".claude-plugin/hooks/post-edit-format.py"]
+    }
+  ]
+}