tree

type FormatOptions struct {
	// CurrentBranch is marked with "* " prefix
	CurrentBranch string
	// PRURLFunc returns the URL for a PR number (optional)
	PRURLFunc func(pr int) string
	// Style is used for coloring output (optional, defaults to no color)
	Style *style.Style
}

type Node struct {
	Name     string
	PR       int // 0 if no PR
	Parent   *Node
	Children []*Node
}