package validate

import "regexp"

var (
	UsernameRE = regexp.MustCompile(`^[a-z0-9_-]{3,32}$`)
	RepoNameRE = regexp.MustCompile(`^[a-z0-9._-]{1,100}$`)
	BranchRE   = regexp.MustCompile(`^[A-Za-z0-9._/\-]{1,200}$`)
)

func Username(s string) bool { return UsernameRE.MatchString(s) }
func RepoName(s string) bool { return RepoNameRE.MatchString(s) }
func Branch(s string) bool   { return BranchRE.MatchString(s) }

func ReservedName(s string) bool {
	switch s {
	case "api", "admin", "storage", "git", "repos", ".", "..":
		return true
	default:
		return false
	}
}