File: example_readdcw_test.go

package info (click to toggle)
golang-github-syncthing-notify 0.0~git20180806.b76b458-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 440 kB
  • sloc: makefile: 3
file content (40 lines) | stat: -rw-r--r-- 1,226 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
// Copyright (c) 2014-2015 The Notify Authors. All rights reserved.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.

// +build windows

package notify_test

import (
	"log"

	"github.com/syncthing/notify"
)

// This example shows how to watch directory-name changes in the working directory subtree.
func ExampleWatch_windows() {
	// Make the channel buffered to ensure no event is dropped. Notify will drop
	// an event if the receiver is not able to keep up the sending pace.
	c := make(chan notify.EventInfo, 4)

	// Since notify package behaves exactly like ReadDirectoryChangesW function,
	// we must register notify.FileNotifyChangeDirName filter and wait for one
	// of FileAction* events.
	if err := notify.Watch("./...", c, notify.FileNotifyChangeDirName); err != nil {
		log.Fatal(err)
	}
	defer notify.Stop(c)

	// Wait for actions.
	for ei := range c {
		switch ei.Event() {
		case notify.FileActionAdded, notify.FileActionRenamedNewName:
			log.Println("Created:", ei.Path())
		case notify.FileActionRemoved, notify.FileActionRenamedOldName:
			log.Println("Removed:", ei.Path())
		case notify.FileActionModified:
			panic("notify: unexpected action")
		}
	}
}