various: spelling corrections

database/database.go

@@ -64,7 +64,7 @@ type Datastore interface {
 	// necessary. A vulnerability is uniquely identified by its Namespace and its Name.
 	// The FixedIn field may only contain a partial list of Features that are affected by the
 	// Vulnerability, along with the version in which the vulnerability is fixed. It is the
-	// responsability of the implementation to update the list properly. A version equals to
+	// responsibility of the implementation to update the list properly. A version equals to
 	// types.MinVersion means that the given Feature is not being affected by the Vulnerability at
 	// all and thus, should be removed from the list. It is important that Features should be unique
 	// in the FixedIn list. For example, it doesn't make sense to have two `openssl` Feature listed as

database/pgsql/layer.go

@@ -226,7 +226,7 @@ func (pgSQL *pgSQL) InsertLayer(layer database.Layer) error {
 		return err
 	} else if err == nil {
 		if existingLayer.EngineVersion >= layer.EngineVersion {
-			// The layer exists and has an equal or higher engine verison, do nothing.
+			// The layer exists and has an equal or higher engine version, do nothing.
 			return nil
 		}
 

notifier/notifier.go

@@ -154,7 +154,7 @@ func findTask(datastore database.Datastore, renotifyInterval time.Duration, whoA
 		// Find a notification to send.
 		notification, err := datastore.GetAvailableNotification(renotifyInterval)
 		if err != nil {
-			// There is no notification or an error occured.
+			// There is no notification or an error occurred.
 			if err != cerrors.ErrNotFound {
 				log.Warningf("could not get notification to send: %s", err)
 			}

worker/worker.go

@@ -140,7 +140,7 @@ func detectContent(name, path, imageFormat string, parent *database.Layer) (name
 
 	// If there are no feature detected, use parent's features if possible.
 	// TODO(Quentin-M): We eventually want to give the choice to each detectors to use none/some
-	// parent's Features. It would be useful for dectectors that can't find their entire result using
+	// parent's Features. It would be useful for detectors that can't find their entire result using
 	// one Layer.
 	if len(features) == 0 && parent != nil {
 		features = parent.Features