validateMimeTypes function

List<String> validateMimeTypes()

Returns extensions whose value here equals package:mime's default — pure duplicates, safe to delete. Intentional overrides (where our value differs from the SDK) are excluded. For debugging only.

Implementation

List<String> validateMimeTypes() {
  final duplicates = <String>[];
  for (final entry in _mimeMap.entries)
    if (lookupMimeType(".${entry.key}") == entry.value)
      duplicates.add(entry.key);
  return duplicates;
}