func UpdateRepo(rc *RemoteCache, importPath string) (Repo, error) {
	root, name, err := rc.Root(importPath)
	if err != nil {
		return Repo{}, err
	}
	remote, vcs, err := rc.Remote(root)
	if err != nil {
		return Repo{}, err
	}
	commit, tag, err := rc.Head(remote, vcs)
	if err != nil {
		return Repo{}, err
	}
	repo := Repo{
		Name:     name,
		GoPrefix: root,
		Commit:   commit,
		Tag:      tag,
		Remote:   remote,
		VCS:      vcs,
	}
	return repo, nil
}
func UpdateRepo(rc *RemoteCache, importPath string) (Repo, error) {
	root, name, err := rc.Root(importPath)
	if err != nil {
		return Repo{}, err
	}
	remote, vcs, err := rc.Remote(root)
	if err != nil {
		return Repo{}, err
	}
	commit, tag, err := rc.Head(remote, vcs)
	if err != nil {
		return Repo{}, err
	}
	repo := Repo{
		Name:     name,
		GoPrefix: root,
		Commit:   commit,
		Tag:      tag,
		Remote:   remote,
		VCS:      vcs,
	}
	return repo, nil
}
func UpdateRepo ( rc * RemoteCache , importPath string ) ( Repo , error ) { root , name , err := rc . Root ( importPath ) if err != nil { return Repo { } , err } remote , vcs , err := rc . Remote ( root ) if err != nil { return Repo { } , err } commit , tag , err := rc . Head ( remote , vcs ) if err != nil { return Repo { } , err } repo := Repo { Name : name , GoPrefix : root , Commit : commit , Tag : tag , Remote : remote , VCS : vcs , } return repo , nil }
// UpdateRepo returns an object describing a repository at the most recent
// commit or version tag.
//
// This function uses RemoteCache to retrieve information about the repository.
// Depending on how the RemoteCache was initialized and used earlier, some
// information may already be locally available. Frequently though, information
// will be fetched over the network, so this function may be slow.
UpdateRepo returns an object describing a repository at the most recent commit or version tag . This function uses RemoteCache to retrieve information about the repository . Depending on how the RemoteCache was initialized and used earlier some information may already be locally available . Frequently though information will be fetched over the network so this function may be slow .