// Newest returns the greatest version in src, and the tools with that version.
func (src List) Newest() (version.Number, List) {
var result List
var best version.Number
for _, tools := range src {
if best.Less(tools.Number) {
// Found new best number; reset result list.
best = tools.Number
result = append(result[:0], tools)
} else if tools.Number == best {
result = append(result, tools)
}
}
return best, result
}
