errors.Is fix

Author: motatoes

cli/cmd/digger/main.go

@@ -303,7 +303,7 @@ func gitHubCI(lock core_locking.Lock, policyChecker core_policy.Checker, backend
 
 		impactedProjects, requestedProject, prNumber, err := dg_github.ProcessGitHubEvent(ghEvent, diggerConfig, &githubPrService)
 		if err != nil {
-			if errors.Is(err, &dg_github.EventToIgnoreError{}) {
+			if errors.Is(err, dg_github.UnhandledMergeGroupEventError) {
 				reportErrorAndExit(githubActor, fmt.Sprintf("Graceful handling of GitHub event. %s", err), 0)
 			} else {
 				reportErrorAndExit(githubActor, fmt.Sprintf("Failed to process GitHub event. %s", err), 6)

libs/orchestrator/github/errors.go

@@ -1,11 +1,7 @@
 package github
 
-import "fmt"
+import (
+	"errors"
+)
 
-type EventToIgnoreError struct {
-	Message string
-}
-
-func (e *EventToIgnoreError) Error() string {
-	return fmt.Sprintf("Unsupported event: %s", e.Message)
-}
+var UnhandledMergeGroupEventError = errors.New("vertex not found")

libs/orchestrator/github/github.go

@@ -491,7 +491,7 @@ func ProcessGitHubEvent(ghEvent interface{}, diggerConfig *digger_config.DiggerC
 		}
 		return nil, nil, 0, fmt.Errorf("requested project not found in modified projects")
 	case github.MergeGroupEvent:
-		return nil, nil, 0, &EventToIgnoreError{"ignoring event of type merge_group"}
+		return nil, nil, 0, UnhandledMergeGroupEventError
 	default:
 		return nil, nil, 0, fmt.Errorf("unsupported event type")
 	}