styling fixes

Author: birmacher

service/hook/github/github.go

@@ -344,7 +344,7 @@ func transformPullRequestEvent(pullRequest PullRequestEventModel) hookCommon.Tra
 	if mergeRefUpToDate {
 		mergeRefBuildParam = unverifiedMergeRefBuildParam
 	}
-	if mergeRefUpToDate && *pullRequest.PullRequestInfo.Mergeable == false {
+	if mergeRefUpToDate && !*pullRequest.PullRequestInfo.Mergeable {
 		return hookCommon.TransformResultModel{
 			Error:      errors.New("pull Request is not mergeable"),
 			ShouldSkip: true,
@@ -527,12 +527,12 @@ func transformIssueCommentEvent(eventModel IssueCommentEventModel) hookCommon.Tr
 func detectContentTypeAndEventID(header http.Header) (string, string, error) {
 	contentType := header.Get("Content-Type")
 	if contentType == "" {
-		return "", "", errors.New("No Content-Type Header found")
+		return "", "", errors.New("no Content-Type Header found")
 	}
 
 	ghEvent := header.Get("X-Github-Event")
 	if ghEvent == "" {
-		return "", "", errors.New("No X-Github-Event Header found")
+		return "", "", errors.New("no X-Github-Event Header found")
 	}
 
 	return contentType, ghEvent, nil
@@ -543,7 +543,7 @@ func (hp HookProvider) TransformRequest(r *http.Request) hookCommon.TransformRes
 	contentType, ghEvent, err := detectContentTypeAndEventID(r.Header)
 	if err != nil {
 		return hookCommon.TransformResultModel{
-			Error: fmt.Errorf("Issue with Headers: %s", err),
+			Error: fmt.Errorf("issue with Headers: %s", err),
 		}
 	}
 
@@ -596,26 +596,26 @@ func (hp HookProvider) TransformRequest(r *http.Request) hookCommon.TransformRes
 	}
 
 	return hookCommon.TransformResultModel{
-		Error: fmt.Errorf("Unsupported GitHub event type: %s", ghEvent),
+		Error: fmt.Errorf("unsupported GitHub event type: %s", ghEvent),
 	}
 }
 
 func decodeEventPayload[T interface{}](r *http.Request, contentType string) (*T, error) {
 	var eventModel T
 	if contentType == hookCommon.ContentTypeApplicationJSON {
 		if err := json.NewDecoder(r.Body).Decode(&eventModel); err != nil {
-			return nil, fmt.Errorf("Failed to parse request body as JSON: %s", err)
+			return nil, fmt.Errorf("failed to parse request body as JSON: %s", err)
 		}
 	} else if contentType == hookCommon.ContentTypeApplicationXWWWFormURLEncoded {
 		payloadValue := r.PostFormValue("payload")
 		if payloadValue == "" {
 			return nil, fmt.Errorf("failed to parse request body: empty payload")
 		}
 		if err := json.NewDecoder(strings.NewReader(payloadValue)).Decode(&eventModel); err != nil {
-			return nil, fmt.Errorf("Failed to parse payload: %s", err)
+			return nil, fmt.Errorf("failed to parse payload: %s", err)
 		}
 	} else {
-		return nil, fmt.Errorf("Unsupported Content-Type: %s", contentType)
+		return nil, fmt.Errorf("unsupported Content-Type: %s", contentType)
 	}
 
 	return &eventModel, nil