Function getRepoDefaultBranchCached

pkg/cli/update_workflows.go:326–339

getRepoDefaultBranchCached wraps getRepoDefaultBranch with a cache to avoid repeating identical GitHub API calls during batched update runs.

(ctx context.Context, repo string)

// getRepoDefaultBranchCached wraps getRepoDefaultBranch with a cache to avoid
// repeating identical GitHub API calls during batched update runs.
func getRepoDefaultBranchCached(ctx context.Context, repo string) (string, error) {
	if cached, ok := defaultBranchCache.Load(repo); ok {
		if branch, isString := cached.(string); isString {
			return branch, nil
		}
	}

	branch, err := getRepoDefaultBranch(ctx, repo)
	if err != nil {
		return "", err
	}
	defaultBranchCache.Store(repo, branch)
	return branch, nil
}

// getLatestBranchCommitSHACached wraps getLatestBranchCommitSHA with a cache
// keyed by repo+branch to reduce repeated branch-head API lookups.