pull request functionality

Signed-off-by: reggie-k <regina.voloshin@codefresh.io>

Author: reggie-k

applicationset/generators/pull_request.go

@@ -11,6 +11,7 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/client"
 
 	"github.com/gosimple/slug"
+	log "github.com/sirupsen/logrus"
 
 	"github.com/argoproj/argo-cd/v3/applicationset/services"
 	pullrequest "github.com/argoproj/argo-cd/v3/applicationset/services/pull_request"
@@ -73,10 +74,15 @@ func (g *PullRequestGenerator) GenerateParams(appSetGenerator *argoprojiov1alpha
 	}
 
 	pulls, err := pullrequest.ListPullRequests(ctx, svc, appSetGenerator.PullRequest.Filters)
+	params := make([]map[string]any, 0, len(pulls))
 	if err != nil {
+		if pullrequest.IsRepositoryNotFoundError(err) && g.GetContinueOnRepoNotFoundError(appSetGenerator) {
+			log.WithError(err).WithField("generator", g).
+				Warn("Skipping params generation for this repository since it was not found.")
+			return params, nil
+		}
 		return nil, fmt.Errorf("error listing repos: %w", err)
 	}
-	params := make([]map[string]any, 0, len(pulls))
 
 	// In order to follow the DNS label standard as defined in RFC 1123,
 	// we need to limit the 'branch' to 50 to give room to append/suffix-ing it