Error handling

pr_agent/algo/file_filter.py

@@ -8,15 +8,24 @@ def filter_ignored(files):
     Filter out files that match the ignore patterns.
     """
 
-    # load regex patterns, and translate glob patterns to regex
-    patterns = get_settings().ignore.regex
-    patterns += [fnmatch.translate(glob) for glob in get_settings().ignore.glob]
+    try:
+        # load regex patterns, and translate glob patterns to regex
+        patterns = get_settings().ignore.regex
+        patterns += [fnmatch.translate(glob) for glob in get_settings().ignore.glob]
 
-    # compile regex patterns
-    compiled_patterns = [re.compile(r) for r in patterns]
+        # compile all valid patterns
+        compiled_patterns = []
+        for r in patterns:
+            try:
+                compiled_patterns.append(re.compile(r))
+            except re.error:
+                pass
 
-    # keep filenames that _don't_ match the ignore regex
-    for r in compiled_patterns:
-        files = [f for f in files if not r.match(f.filename)]
+        # keep filenames that _don't_ match the ignore regex
+        for r in compiled_patterns:
+            files = [f for f in files if not r.match(f.filename)]
+
+    except Exception as e:
+        print(f"Could not filter file list: {e}")
 
     return files