custom-kube-scheduler/kubernetes-v1.15.4/vendor/github.com/mvdan/xurls/schemes.go

package xurls

// SchemesNoAuthority is a sorted list of some well-known url schemes that are
// followed by ":" instead of "://". Since these are more prone to false
// positives, we limit their matching.
var SchemesNoAuthority = []string{
	`bitcoin`, // Bitcoin
	`file`,    // Files
	`magnet`,  // Torrent magnets
	`mailto`,  // Mail
	`sms`,     // SMS
	`tel`,     // Telephone
	`xmpp`,    // XMPP
}