Add Or API to event actions

- caller can specify/chain operations

Author: opcoder0

fanotify_api.go

@@ -180,3 +180,8 @@ func (l *Listener) ClearWatch() error {
 func (actions Action) Has(a Action) bool {
 	return actions&a == a
 }
+
+// Or appends the specified action to the set of actions to watch for
+func (actions Action) Or(a Action) Action {
+	return actions | a
+}

fanotify_test.go

@@ -373,3 +373,11 @@ func TestWithCapSysAdmFanotifyFileOrDirDeleted(t *testing.T) {
 		assert.True(t, event.Actions.Has(FileDeleted))
 	}
 }
+
+func TestActions(t *testing.T) {
+	var actions Action
+	actions = FileCreated.Or(FileModified.Or(FileDeleted))
+	assert.True(t, actions.Has(FileCreated))
+	assert.True(t, actions.Has(FileModified))
+	assert.True(t, actions.Has(FileDeleted))
+}