experimental windows support

core/file_search.py

@@ -1,8 +1,25 @@
-import shutil, subprocess, os
+import shutil
+import subprocess
+import os
+import platform
+import fnmatch
+
+def _find_native(pattern: str, root: str):
+    """Native Python implementation of file search using os.walk."""
+    results = []
+    for dirpath, _, filenames in os.walk(root):
+        for filename in fnmatch.filter(filenames, pattern):
+            results.append(os.path.join(dirpath, filename))
+    return results
 
 def find(pattern: str, root: str='/'):
     path = os.path.expanduser(root)
+    
     if shutil.which('fd') is None:
-        raise RuntimeError("fd not installed")
-    out = subprocess.check_output(['fd', pattern, path], text=True, errors='ignore')
-    return out.splitlines()
+        return _find_native(f"*{pattern}*", path)
+    else:
+        try:
+            out = subprocess.check_output(['fd', pattern, path], text=True, errors='ignore')
+            return out.splitlines()
+        except subprocess.CalledProcessError:
+            return []