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Switch from fsnotify.v0 to fsnotify.v1 API (watcher)

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Fixes #357
See also #761
This commit is contained in:
Anthony Fok 2015-03-10 09:59:55 -06:00
parent 634548b9af
commit 81695717e6
2 changed files with 30 additions and 16 deletions
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19
commands/hugo.go
View file

@ -1,4 +1,4 @@
// Copyright © 2013 Steve Francia <spf@spf13.com>.
// Copyright © 2013-2015 Steve Francia <spf@spf13.com>.
//
// Licensed under the Simple Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
@ -36,6 +36,7 @@ import (
jww "github.com/spf13/jwalterweatherman"
"github.com/spf13/nitro"
"github.com/spf13/viper"
"gopkg.in/fsnotify.v1"
)
//HugoCmd is Hugo's root command. Every other command attached to HugoCmd is a child command to it.
@ -349,7 +350,7 @@ func buildSite(watching ...bool) (err error) {
return nil
}
//NewWatcher creates a new watcher to watch filesystem events.
// NewWatcher creates a new watcher to watch filesystem events.
func NewWatcher(port int) error {
if runtime.GOOS == "darwin" {
tweakLimit()
@ -369,14 +370,14 @@ func NewWatcher(port int) error {
for _, d := range getDirList() {
if d != "" {
_ = watcher.Watch(d)
_ = watcher.Add(d)
}
}
go func() {
for {
select {
case evs := <-watcher.Event:
case evs := <-watcher.Events:
jww.INFO.Println("File System Event:", evs)
staticChanged := false
@ -385,12 +386,12 @@ func NewWatcher(port int) error {
for _, ev := range evs {
ext := filepath.Ext(ev.Name)
istemp := strings.HasSuffix(ext, "~") || (ext == ".swp") || (ext == ".swx") || (ext == ".tmp") || (strings.HasPrefix(ext, ".goutputstream"))
istemp := strings.HasSuffix(ext, "~") || (ext == ".swp") || (ext == ".swx") || (ext == ".tmp") || strings.HasPrefix(ext, ".goutputstream")
if istemp {
continue
}
// renames are always followed with Create/Modify
if ev.IsRename() {
if ev.Op&fsnotify.Rename == fsnotify.Rename {
continue
}
@ -406,8 +407,8 @@ func NewWatcher(port int) error {
// add new directory to watch list
if s, err := os.Stat(ev.Name); err == nil && s.Mode().IsDir() {
if ev.IsCreate() {
watcher.Watch(ev.Name)
if ev.Op&fsnotify.Create == fsnotify.Create {
watcher.Add(ev.Name)
}
}
}
@ -442,7 +443,7 @@ func NewWatcher(port int) error {
livereload.ForceRefresh()
}
}
case err := <-watcher.Error:
case err := <-watcher.Errors:
if err != nil {
fmt.Println("error:", err)
}

27
watcher/batcher.go
View file

@ -1,9 +1,22 @@
// Copyright © 2013-2015 Steve Francia <spf@spf13.com>.
//
// Licensed under the Simple Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://opensource.org/licenses/Simple-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package watcher
import (
"time"
"gopkg.in/fsnotify.v0"
"gopkg.in/fsnotify.v1"
)
type Batcher struct {
@ -11,7 +24,7 @@ type Batcher struct {
interval time.Duration
done chan struct{}
Event chan []*fsnotify.FileEvent // Events are returned on this channel
Events chan []fsnotify.Event // Events are returned on this channel
}
func New(interval time.Duration) (*Batcher, error) {
@ -21,7 +34,7 @@ func New(interval time.Duration) (*Batcher, error) {
batcher.Watcher = watcher
batcher.interval = interval
batcher.done = make(chan struct{}, 1)
batcher.Event = make(chan []*fsnotify.FileEvent, 1)
batcher.Events = make(chan []fsnotify.Event, 1)
if err == nil {
go batcher.run()
@ -32,18 +45,18 @@ func New(interval time.Duration) (*Batcher, error) {
func (b *Batcher) run() {
tick := time.Tick(b.interval)
evs := make([]*fsnotify.FileEvent, 0)
evs := make([]fsnotify.Event, 0)
OuterLoop:
for {
select {
case ev := <-b.Watcher.Event:
case ev := <-b.Watcher.Events:
evs = append(evs, ev)
case <-tick:
if len(evs) == 0 {
continue
}
b.Event <- evs
evs = make([]*fsnotify.FileEvent, 0)
b.Events <- evs
evs = make([]fsnotify.Event, 0)
case <-b.done:
break OuterLoop
}