Function isNewRelease

pkg/cmd/release/create/http.go:315–344

isNewRelease checks if there are new commits since the latest release.

(httpClient *http.Client, repo ghrepo.Interface)

// isNewRelease checks if there are new commits since the latest release.
func isNewRelease(httpClient *http.Client, repo ghrepo.Interface) (bool, error) {
	ctx := context.Background()
	release, err := shared.FetchLatestRelease(ctx, httpClient, repo)
	if err != nil {
		if errors.Is(err, shared.ErrReleaseNotFound) {
			return true, nil
		} else {
			return false, err
		}
	}

	tagName := release.TagName
	u, err := safeurl.JoinPath("repos", repo.RepoOwner(), repo.RepoName(), "compare", tagName+"...HEAD")
	if err != nil {
		return false, err
	}
	u.SetQuery("per_page", "1")

	var comparisonStatus struct {
		Status string `json:"status"`
	}

	apiClient := api.NewClientFromHTTP(httpClient)
	if err := apiClient.REST(repo.RepoHost(), "GET", u.String(), nil, &comparisonStatus); err != nil {
		return false, err
	}

	isNew := comparisonStatus.Status == "ahead"
	return isNew, nil
}