public IEnumerable <PackageVerifierIssue> Validate(PackageAnalysisContext context) { if (string.IsNullOrEmpty(context.Metadata.Description)) { yield return(PackageIssueFactory.RequiredDescription()); } if (string.IsNullOrEmpty(context.Metadata.Tags)) { yield return(PackageIssueFactory.RequiredTags()); } if (string.IsNullOrEmpty(context.Metadata.Id)) { yield return(PackageIssueFactory.RequiredId()); } }