private void gatherChanges()
{
var enumerator = new FileSystemChangeEnumerator(
this.Filter,
this.RootDir,
this.EnumerationOptions,
this);
enumerator.Scan();
}
// This function walks all watched files, collects changes, and updates state
public FileChangeList GetChanges()
{
_version++;
var enumerator = new FileSystemChangeEnumerator(this);
while (enumerator.MoveNext())
{
// Ignore `.Current`
}
var changes = enumerator.Changes;
List <(string directory, string path)> removals = GetRemovals();
foreach (var(directory, path) in removals)
{
changes.AddRemoved(directory, path);
_state.Remove(directory, path);
}
return(changes);
}