fix: error cleanup

Author: pnmcosta

changes.go

@@ -10,7 +10,6 @@ import (
 
 var (
 	ErrParsingChanges                          = fmt.Errorf("parsing changes payload: %w", ErrWebhooks)
-	ErrChangesFieldNotSupported                = fmt.Errorf("changes field not supported: %w", ErrWebhooks)
 	ErrChangesTypeNotImplemented               = fmt.Errorf("changes type not implemented: %w", ErrWebhooks)
 	ErrInstagramMentionHandlerNotDefined       = fmt.Errorf("instagram mentions handler not defined: %w", ErrWebhooks)
 	ErrInstagramStoryInsightsHandlerNotDefined = fmt.Errorf("instagram story insights handler not defined: %w", ErrWebhooks)
@@ -90,7 +89,7 @@ func (hooks Webhooks) changes(ctx context.Context, object Object, entry Entry) e
 
 func (h Webhooks) Changes(ctx context.Context, object Object, entry Entry, change Change) error {
 	if object != Instagram {
-		return fmt.Errorf("'%s': %w", object, ErrChangesFieldNotSupported)
+		return fmt.Errorf("'%s': %w", object, ErrObjectNotSupported)
 	}
 
 	select {

handler/entry_test.go

@@ -130,7 +130,7 @@ func TestHandleEvent(t *testing.T) {
 					handler.Options.CompileSchema(),
 				}
 			},
-			expectErr: gometawebhooks.ErrChangesFieldNotSupported,
+			expectErr: gometawebhooks.ErrObjectNotSupported,
 		},
 		{
 			name:   "no entries noop",

messaging.go

@@ -9,7 +9,6 @@ import (
 )
 
 var (
-	ErrMessagingFieldNotSupported         = fmt.Errorf("messaging field not supported: %w", ErrWebhooks)
 	ErrMessagingTypeNotImplemented        = fmt.Errorf("messaging type not implemented: %w", ErrWebhooks)
 	ErrInstagramMessageHandlerNotDefined  = fmt.Errorf("instagram message handler not defined: %w", ErrWebhooks)
 	ErrInstagramPostbackHandlerNotDefined = fmt.Errorf("instagram postback handler not defined: %w", ErrWebhooks)
@@ -99,7 +98,7 @@ func (hooks Webhooks) messaging(ctx context.Context, object Object, entry Entry)
 
 func (h Webhooks) Messaging(ctx context.Context, object Object, entryId string, entryTime time.Time, messaging Messaging) error {
 	if object != Instagram {
-		return fmt.Errorf("'%s': %w", object, ErrMessagingFieldNotSupported)
+		return fmt.Errorf("'%s': %w", object, ErrObjectNotSupported)
 	}
 
 	select {

payload.go

@@ -16,13 +16,12 @@ var (
 	ErrMissingHubSignatureHeader = fmt.Errorf("missing signature value: %w", ErrWebhooks)
 	ErrHMACVerificationFailed    = fmt.Errorf("HMAC verification failed: %w", ErrWebhooks)
 	ErrParsingPayload            = fmt.Errorf("error parsing payload: %w", ErrWebhooks)
-	ErrParsingEvent              = fmt.Errorf("error parsing event: %w", ErrWebhooks)
 )
 
 func (hooks Webhooks) ParsePayload(body []byte) (Event, error) {
 	var event Event
 	if err := json.Unmarshal(body, &event); err != nil {
-		return event, wrapErr(err, ErrParsingEvent)
+		return event, wrapErr(err, ErrParsingPayload)
 	}
 	return event, nil
 }