refactors psscanner

internal/fswatcher/event.go

@@ -1,20 +0,0 @@
-package fswatcher
-
-import (
-	"fmt"
-)
-
-func parseEvents(i Inotify, dataCh chan []byte, eventCh chan string, errCh chan error) {
-	for buf := range dataCh {
-		var ptr uint32
-		for len(buf[ptr:]) > 0 {
-			event, size, err := i.ParseNextEvent(buf[ptr:])
-			ptr += size
-			if err != nil {
-				errCh <- fmt.Errorf("parsing events: %v", err)
-				continue
-			}
-			eventCh <- fmt.Sprintf("%20s | %s", event.Op, event.Name)
-		}
-	}
-}

internal/fswatcher/fswatcher.go

@@ -27,13 +27,13 @@ type FSWatcher struct {
 	eventSize   int
 }
 
-func NewFSWatcher() (*FSWatcher, error) {
+func NewFSWatcher() *FSWatcher {
 	return &FSWatcher{
 		i:           inotify.NewInotify(),
 		w:           walker.NewWalker(),
 		maxWatchers: inotify.MaxWatchers,
 		eventSize:   inotify.EventSize,
-	}, nil
+	}
 }
 
 func (fs *FSWatcher) Close() {

internal/fswatcher/observer.go

@@ -1,20 +0,0 @@
-package fswatcher
-
-import (
-	"golang.org/x/sys/unix"
-)
-
-func Observe(i Inotify, triggerCh chan struct{}, dataCh chan []byte, errCh chan error) {
-	buf := make([]byte, 5*unix.SizeofInotifyEvent)
-
-	for {
-		n, err := i.Read(buf)
-		if err != nil {
-			errCh <- err
-		}
-		triggerCh <- struct{}{}
-		bufCopy := make([]byte, n)
-		copy(bufCopy, buf)
-		dataCh <- bufCopy
-	}
-}