Implemented event.IsAny(mask, ...), IsAll(mask, ...), Is(mask) to mak…

…e it easier for the end customer

event.go

@@ -98,6 +98,30 @@ func (i InotifyEvent) String() string {
 	return fmt.Sprintf("{Wd=%d, Name=%s, Cookie=%d, Mask=%s}", i.Wd, i.Name, i.Cookie, InMaskToString(i.Mask))
 }
 
+// IsAny returns true if any of the in_mask is set in the event
+func (i InotifyEvent) IsAny(in_mask ...uint32) bool {
+	for _, mask := range in_mask {
+		if i.Mask&mask == mask {
+			return true
+		}
+	}
+	return false
+}
+
+// IsAll returns true if all the in_masks is set in the event
+func (i InotifyEvent) IsAll(in_mask ...uint32) bool {
+	for _, mask := range in_mask {
+		if i.Mask&mask != mask {
+			return false
+		}
+	}
+	return true
+}
+
+func (i InotifyEvent) Is(in_mask uint32) bool {
+	return i.Mask&in_mask == in_mask
+}
+
 // FileEvent is the wrapper around InotifyEvent with additional Eof marker. Reading from
 // FileEvents from DirWatcher.C or FileWatcher.C may end with Eof when underlying inotify is closed
 type FileEvent struct {

event_test.go

@@ -0,0 +1,48 @@
+package gonotify
+
+import (
+	"strings"
+	"testing"
+)
+
+// TestInotifyEvent_Is tests the Is function of InotifyEvent
+func TestInotifyEvent_Is(t *testing.T) {
+	var i InotifyEvent
+	i.Mask = IN_ACCESS
+	if !i.Is(IN_ACCESS) {
+		t.Fail()
+	}
+}
+
+// TestInotifyEvent_IsAny tests the IsAny function of InotifyEvent
+func TestInotifyEvent_IsAny(t *testing.T) {
+	var i InotifyEvent
+	i.Mask = IN_ACCESS
+	if !i.IsAny(IN_ACCESS, IN_ATTRIB) {
+		t.Fail()
+	}
+}
+
+// TestInotifyEvent_IsAll tests the IsAll function of InotifyEvent
+func TestInotifyEvent_IsAll(t *testing.T) {
+	var i InotifyEvent
+	i.Mask = IN_ACCESS | IN_ATTRIB
+	if !i.IsAll(IN_ACCESS, IN_ATTRIB) {
+		t.Fail()
+	}
+}
+
+// TestInotifyEvent_String tests the String function of InotifyEvent
+func TestInotifyEvent_String(t *testing.T) {
+	var i InotifyEvent
+	i.Mask = IN_ACCESS | IN_ATTRIB | IN_CLOSE_WRITE
+	if !strings.Contains(i.String(), "IN_ACCESS") {
+		t.Fail()
+	}
+	if !strings.Contains(i.String(), "IN_ATTRIB") {
+		t.Fail()
+	}
+	if !strings.Contains(i.String(), "IN_CLOSE_WRITE") {
+		t.Fail()
+	}
+}