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Make the watch logger less chatty

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This commit is contained in:
Bjørn Erik Pedersen 2016-01-28 15:31:25 +01:00
parent 3054a46185
commit 5def6d9aee
3 changed files with 38 additions and 16 deletions
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17
commands/hugo.go
View file

@ -30,6 +30,7 @@ import (
"regexp"
"github.com/spf13/afero"
"github.com/spf13/cobra"
"github.com/spf13/fsync"
"github.com/spf13/hugo/helpers"
@ -42,7 +43,6 @@ import (
"github.com/spf13/nitro"
"github.com/spf13/viper"
"gopkg.in/fsnotify.v1"
"github.com/spf13/afero"
)
var mainSite *hugolib.Site
@ -654,7 +654,7 @@ func NewWatcher(port int) error {
continue
}
walkAdder := func (path string, f os.FileInfo, err error) error {
walkAdder := func(path string, f os.FileInfo, err error) error {
if f.IsDir() {
jww.FEEDBACK.Println("adding created directory to watchlist", path)
watcher.Add(path)
@ -687,7 +687,7 @@ func NewWatcher(port int) error {
publishDir = helpers.FilePathSeparator
}
jww.FEEDBACK.Println("\n Static file changes detected")
jww.FEEDBACK.Println("\nStatic file changes detected")
const layout = "2006-01-02 15:04 -0700"
fmt.Println(time.Now().Format(layout))
@ -710,6 +710,8 @@ func NewWatcher(port int) error {
syncer.SrcFs = staticSourceFs
syncer.DestFs = hugofs.DestinationFS
// prevent spamming the log on changes
logger := helpers.NewDistinctFeedbackLogger()
for _, ev := range staticEvents {
// Due to our approach of layering both directories and the content's rendered output
@ -727,7 +729,6 @@ func NewWatcher(port int) error {
// Hugo assumes that these cases are very rare and will permit this bad behavior
// The alternative is to track every single file and which pipeline rendered it
// and then to handle conflict resolution on every event.
fmt.Println(ev)
fromPath := ev.Name
@ -750,12 +751,12 @@ func NewWatcher(port int) error {
if ev.Op&fsnotify.Rename == fsnotify.Rename || ev.Op&fsnotify.Remove == fsnotify.Remove {
if _, err := staticSourceFs.Stat(relPath); os.IsNotExist(err) {
// If file doesn't exist in any static dir, remove it
toRemove :=filepath.Join(publishDir, relPath)
jww.FEEDBACK.Println("File no longer exists in static dir, removing", toRemove)
toRemove := filepath.Join(publishDir, relPath)
logger.Println("File no longer exists in static dir, removing", toRemove)
hugofs.DestinationFS.RemoveAll(toRemove)
} else if err == nil {
// If file still exists, sync it
jww.FEEDBACK.Println("Syncing", relPath, "to", publishDir)
logger.Println("Syncing", relPath, "to", publishDir)
syncer.Sync(filepath.Join(publishDir, relPath), relPath)
} else {
jww.ERROR.Println(err)
@ -765,7 +766,7 @@ func NewWatcher(port int) error {
}
// For all other event operations Hugo will sync static.
jww.FEEDBACK.Println("Syncing", relPath, "to", publishDir)
logger.Println("Syncing", relPath, "to", publishDir)
syncer.Sync(filepath.Join(publishDir, relPath), relPath)
}
}

21
helpers/general.go
View file

@ -182,6 +182,7 @@ func ThemeSet() bool {
}
type logPrinter interface {
// Println is the only common method that works in all of JWWs loggers.
Println(a ...interface{})
}
@ -192,10 +193,23 @@ type DistinctLogger struct {
m map[string]bool
}
// Println will log the string returned from fmt.Sprintln given the arguments,
// but not if it has been logged before.
func (l *DistinctLogger) Println(v ...interface{}) {
// fmt.Sprint doesn't add space between string arguments
logStatement := strings.TrimSpace(fmt.Sprintln(v...))
l.print(logStatement)
}
// Printf will log the string returned from fmt.Sprintf given the arguments,
// but not if it has been logged before.
// Note: A newline is appended.
func (l *DistinctLogger) Printf(format string, v ...interface{}) {
logStatement := fmt.Sprintf(format, v...)
l.print(logStatement)
}
func (l *DistinctLogger) print(logStatement string) {
l.RLock()
if l.m[logStatement] {
l.RUnlock()
@ -207,7 +221,6 @@ func (l *DistinctLogger) Printf(format string, v ...interface{}) {
if !l.m[logStatement] {
l.logger.Println(logStatement)
l.m[logStatement] = true
fmt.Println()
}
l.Unlock()
}
@ -217,6 +230,12 @@ func NewDistinctErrorLogger() *DistinctLogger {
return &DistinctLogger{m: make(map[string]bool), logger: jww.ERROR}
}
// NewDistinctErrorLogger creates a new DistinctLogger that can be used
// to give feedback to the user while not spamming with duplicates.
func NewDistinctFeedbackLogger() *DistinctLogger {
return &DistinctLogger{m: make(map[string]bool), logger: &jww.FEEDBACK}
}
// Avoid spamming the logs with errors
var DistinctErrorLog = NewDistinctErrorLogger()

14
hugolib/site.go
View file

@ -31,6 +31,7 @@ import (
"sync/atomic"
"bitbucket.org/pkg/inflect"
"github.com/spf13/afero"
"github.com/spf13/cast"
bp "github.com/spf13/hugo/bufferpool"
"github.com/spf13/hugo/helpers"
@ -44,7 +45,6 @@ import (
"github.com/spf13/nitro"
"github.com/spf13/viper"
"gopkg.in/fsnotify.v1"
"github.com/spf13/afero"
)
var _ = transform.AbsURL
@ -438,19 +438,22 @@ func (s *Site) ReBuild(events []fsnotify.Event) error {
var err error
// prevent spamming the log on changes
logger := helpers.NewDistinctFeedbackLogger()
for _, ev := range events {
// Need to re-read source
if strings.HasPrefix(ev.Name, s.absContentDir()) {
fmt.Println("Source changed", ev)
logger.Println("Source changed", ev.Name)
sourceChanged = append(sourceChanged, ev)
}
if strings.HasPrefix(ev.Name, s.absLayoutDir()) || strings.HasPrefix(ev.Name, s.absThemeDir()) {
fmt.Println("Template changed", ev)
logger.Println("Template changed", ev.Name)
tmplChanged = append(tmplChanged, ev)
}
if strings.HasPrefix(ev.Name, s.absDataDir()) {
fmt.Println("Data changed", ev)
dataChanged = append(dataChanged,ev)
logger.Println("Data changed", ev.Name)
dataChanged = append(dataChanged, ev)
}
}
@ -1027,7 +1030,6 @@ func (s *Site) AddPage(page *Page) {
}
}
func (s *Site) RemovePageByPath(path string) {
if i := s.Pages.FindPagePosByFilePath(path); i >= 0 {
page := s.Pages[i]