ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter5/coding-agent/tools/glob_tool.py

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+"""
+Glob tool - Pure Python file pattern matching
+"""
+
+import os
+from pathlib import Path
+from typing import Dict, Any, List
+from .base import BaseTool
+
+
+class GlobTool(BaseTool):
+    """Fast file pattern matching tool"""
+    
+    @property
+    def name(self) -> str:
+        return "Glob"
+    
+    def _execute_impl(self, params: Dict[str, Any]) -> Dict[str, Any]:
+        """
+        Find files matching glob pattern
+        
+        - Fast file pattern matching tool that works with any codebase size
+        - Supports glob patterns like "**/*.js" or "src/**/*.ts"
+        - Returns matching file paths sorted by modification time
+        """
+        pattern = params["pattern"]
+        path = params.get("path", ".")
+        if path is None:
+            path = "."
+        
+        # Resolve search path
+        search_path = Path(path).expanduser().resolve()
+        if not search_path.exists():
+            return {"error": f"Path not found: {search_path}"}
+        
+        if not search_path.is_dir():
+            return {"error": f"Path is not a directory: {search_path}"}
+        
+        # Ensure pattern starts with **/ for recursive search
+        if not pattern.startswith("**/"):
+            pattern = "**/" + pattern
+        
+        # Find matching files
+        matches = []
+        try:
+            for match in search_path.glob(pattern):
+                if match.is_file():
+                    matches.append(str(match))
+        except Exception as e:
+            return {"error": f"Error in glob search: {str(e)}"}
+        
+        # Sort by modification time (newest first)
+        try:
+            matches.sort(key=lambda x: os.path.getmtime(x), reverse=True)
+        except Exception:
+            # If sorting fails, just use unsorted list
+            pass
+        
+        return {
+            "pattern": pattern,
+            "search_path": str(search_path),
+            "matches": matches,
+            "total_matches": len(matches)
+        }
+