Log commit author and skip assign issues not created (#63)

* Log author retrieved for a commit

* Do not assign issue if it wasn't created

* Change condition to check if issue created

* Change comment to logline

---------

Co-authored-by: Taras <505555+ribtoks@users.noreply.github.com>

main.go

@@ -335,7 +335,11 @@ func (s *service) openNewIssues(issueMap map[string]*github.Issue, comments []*t
 func (s *service) assignNewIssues() {
 	log.Printf("Adding assignees to %v newly created issues...", len(s.issueTitleToAssigneeMap))
 	for title, assignee := range s.issueTitleToAssigneeMap {
-		issue := s.newIssuesMap[title]
+		issue, ok := s.newIssuesMap[title]
+		if !ok {
+			log.Printf("Skipping assigning an issue that was not created. title=%v", title)
+			continue
+		}
 		issueNumber := issue.GetNumber()
 		req := &github.IssueRequest{
 			Assignees: &[]string{assignee},
@@ -361,6 +365,7 @@ func (s *service) retrieveCommitAuthor(commitHash string, title string) {
 	} else if commit != nil && commit.Author != nil && len(*commit.Author.Login) > 0 {
 		s.issueTitleToAssigneeMap[title] = *commit.Author.Login
 		s.commitToAuthorCache[commitHash] = *commit.Author.Login
+		log.Printf("Successfully got author '%v' for commit '%v'\nfor issue title '%v'.", *commit.Author.Login, commitHash, title)
 	} else {
 		log.Printf("Error: No author mentioned in commit '%v'", commitHash)
 	}