private WatcherOperation(Kind kind)
{
Contract.ThrowIfFalse(kind is Kind.None);
_kind = kind;
// Other watching fields are not used for this kind
_directory = null !;
_filter = null;
_fileChangeFlags = 0;
_sink = null !;
_cookies = null !;
_token = null !;
_tokens = null !;
}
private WatcherOperation(Kind kind, IEnumerable <Context.FileWatchingToken> tokens)
{
Contract.ThrowIfFalse(kind is Kind.UnwatchFiles);
_kind = kind;
_tokens = tokens;
// Other watching fields are not used for this kind
_directory = null !;
_filter = null;
_fileChangeFlags = 0;
_sink = null !;
_cookies = null !;
_token = null !;
}
private WatcherOperation(Kind kind, string path, _VSFILECHANGEFLAGS fileChangeFlags, IVsFreeThreadedFileChangeEvents2 sink, Context.FileWatchingToken token)
{
Contract.ThrowIfFalse(kind is Kind.WatchFile);
_kind = kind;
_directory = path;
_fileChangeFlags = fileChangeFlags;
_sink = sink;
_token = token;
// Other watching fields are not used for this kind
_filter = null;
_cookies = null !;
_tokens = null !;
}
private WatcherOperation(Kind kind, string directory, string?filter, IVsFreeThreadedFileChangeEvents2 sink, List <uint> cookies)
{
Contract.ThrowIfFalse(kind is Kind.WatchDirectory);
_kind = kind;
_directory = directory;
_filter = filter;
_sink = sink;
_cookies = cookies;
// Other watching fields are not used for this kind
_fileChangeFlags = 0;
_token = null !;
_tokens = null !;
}
public static WatcherOperation WatchFile(string path, _VSFILECHANGEFLAGS fileChangeFlags, IVsFreeThreadedFileChangeEvents2 sink, Context.FileWatchingToken token) => new(Kind.WatchFile, path, fileChangeFlags, sink, token);
